text: /*!
   * Isotope PACKAGED v3.0.5
   *
   * Licensed GPLv3 for open source use
   * or Isotope Commercial License for commercial use
   *
   * https://isotope.metafizzy.co
   * Copyright 2017 Metafizzy
   */
  
  /**
   * Bridget makes jQuery widgets
   * v2.0.1
   * MIT license
   */
  
  /* jshint browser: true, strict: true, undef: true, unused: true */
  
  (function (window, factory) {
      // universal module definition
      /*jshint strict: false */ /* globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('jquery-bridget/jquery-bridget', ['jquery'], function (jQuery) {
              return factory(window, jQuery);
          });
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              window,
              require('jquery')
          );
      } else {
          // browser global
          window.jQueryBridget = factory(
              window,
              window.jQuery
          );
      }
  
  }(window, function factory(window, jQuery) {
      'use strict';
  
  // ----- utils ----- //
  
      var arraySlice = Array.prototype.slice;
  
  // helper function for logging errors
  // $.error breaks jQuery chaining
      var console = window.console;
      var logError = typeof console == 'undefined' ? function () {
          } :
          function (message) {
              console.error(message);
          };
  
  // ----- jQueryBridget ----- //
  
      function jQueryBridget(namespace, PluginClass, $) {
          $ = $ || jQuery || window.jQuery;
          if (!$) {
              return;
          }
  
          // add option method -> $().plugin('option', {...})
          if (!PluginClass.prototype.option) {
              // option setter
              PluginClass.prototype.option = function (opts) {
                  // bail out if not an object
                  if (!$.isPlainObject(opts)) {
                      return;
                  }
                  this.options = $.extend(true, this.options, opts);
              };
          }
  
          // make jQuery plugin
          $.fn[namespace] = function (arg0 /*, arg1 */) {
              if (typeof arg0 == 'string') {
                  // method call $().plugin( 'methodName', { options } )
                  // shift arguments by 1
                  var args = arraySlice.call(arguments, 1);
                  return methodCall(this, arg0, args);
              }
              // just $().plugin({ options })
              plainCall(this, arg0);
              return this;
          };
  
          // $().plugin('methodName')
          function methodCall($elems, methodName, args) {
              var returnValue;
              var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
  
              $elems.each(function (i, elem) {
                  // get instance
                  var instance = $.data(elem, namespace);
                  if (!instance) {
                      logError(namespace + ' not initialized. Cannot call methods, i.e. ' +
                          pluginMethodStr);
                      return;
                  }
  
                  var method = instance[methodName];
                  if (!method || methodName.charAt(0) == '_') {
                      logError(pluginMethodStr + ' is not a valid method');
                      return;
                  }
  
                  // apply method, get return value
                  var value = method.apply(instance, args);
                  // set return value if value is returned, use only first value
                  returnValue = returnValue === undefined ? value : returnValue;
              });
  
              return returnValue !== undefined ? returnValue : $elems;
          }
  
          function plainCall($elems, options) {
              $elems.each(function (i, elem) {
                  var instance = $.data(elem, namespace);
                  if (instance) {
                      // set options & init
                      instance.option(options);
                      instance._init();
                  } else {
                      // initialize new instance
                      instance = new PluginClass(elem, options);
                      $.data(elem, namespace, instance);
                  }
              });
          }
  
          updateJQuery($);
  
      }
  
  // ----- updateJQuery ----- //
  
  // set $.bridget for v1 backwards compatibility
      function updateJQuery($) {
          if (!$ || ($ && $.bridget)) {
              return;
          }
          $.bridget = jQueryBridget;
      }
  
      updateJQuery(jQuery || window.jQuery);
  
  // -----  ----- //
  
      return jQueryBridget;
  
  }));
  
  /**
   * EvEmitter v1.1.0
   * Lil' event emitter
   * MIT License
   */
  
  /* jshint unused: true, undef: true, strict: true */
  
  (function (global, factory) {
      // universal module definition
      /* jshint strict: false */ /* globals define, module, window */
      if (typeof define == 'function' && define.amd) {
          // AMD - RequireJS
          define('ev-emitter/ev-emitter', factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS - Browserify, Webpack
          module.exports = factory();
      } else {
          // Browser globals
          global.EvEmitter = factory();
      }
  
  }(typeof window != 'undefined' ? window : this, function () {
  
  
      function EvEmitter() {
      }
  
      var proto = EvEmitter.prototype;
  
      proto.on = function (eventName, listener) {
          if (!eventName || !listener) {
              return;
          }
          // set events hash
          var events = this._events = this._events || {};
          // set listeners array
          var listeners = events[eventName] = events[eventName] || [];
          // only add once
          if (listeners.indexOf(listener) == -1) {
              listeners.push(listener);
          }
  
          return this;
      };
  
      proto.once = function (eventName, listener) {
          if (!eventName || !listener) {
              return;
          }
          // add event
          this.on(eventName, listener);
          // set once flag
          // set onceEvents hash
          var onceEvents = this._onceEvents = this._onceEvents || {};
          // set onceListeners object
          var onceListeners = onceEvents[eventName] = onceEvents[eventName] || {};
          // set flag
          onceListeners[listener] = true;
  
          return this;
      };
  
      proto.off = function (eventName, listener) {
          var listeners = this._events && this._events[eventName];
          if (!listeners || !listeners.length) {
              return;
          }
          var index = listeners.indexOf(listener);
          if (index != -1) {
              listeners.splice(index, 1);
          }
  
          return this;
      };
  
      proto.emitEvent = function (eventName, args) {
          var listeners = this._events && this._events[eventName];
          if (!listeners || !listeners.length) {
              return;
          }
          // copy over to avoid interference if .off() in listener
          listeners = listeners.slice(0);
          args = args || [];
          // once stuff
          var onceListeners = this._onceEvents && this._onceEvents[eventName];
  
          for (var i = 0; i < listeners.length; i++) {
              var listener = listeners[i]
              var isOnce = onceListeners && onceListeners[listener];
              if (isOnce) {
                  // remove listener
                  // remove before trigger to prevent recursion
                  this.off(eventName, listener);
                  // unset once flag
                  delete onceListeners[listener];
              }
              // trigger listener
              listener.apply(this, args);
          }
  
          return this;
      };
  
      proto.allOff = function () {
          delete this._events;
          delete this._onceEvents;
      };
  
      return EvEmitter;
  
  }));
  
  /*!
   * getSize v2.0.2
   * measure size of elements
   * MIT license
   */
  
  /*jshint browser: true, strict: true, undef: true, unused: true */
  /*global define: false, module: false, console: false */
  
  (function (window, factory) {
      'use strict';
  
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('get-size/get-size', [], function () {
              return factory();
          });
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory();
      } else {
          // browser global
          window.getSize = factory();
      }
  
  })(window, function factory() {
      'use strict';
  
  // -------------------------- helpers -------------------------- //
  
  // get a number from a string, not a percentage
      function getStyleSize(value) {
          var num = parseFloat(value);
          // not a percent like '100%', and a number
          var isValid = value.indexOf('%') == -1 && !isNaN(num);
          return isValid && num;
      }
  
      function noop() {
      }
  
      var logError = typeof console == 'undefined' ? noop :
          function (message) {
              console.error(message);
          };
  
  // -------------------------- measurements -------------------------- //
  
      var measurements = [
          'paddingLeft',
          'paddingRight',
          'paddingTop',
          'paddingBottom',
          'marginLeft',
          'marginRight',
          'marginTop',
          'marginBottom',
          'borderLeftWidth',
          'borderRightWidth',
          'borderTopWidth',
          'borderBottomWidth'
      ];
  
      var measurementsLength = measurements.length;
  
      function getZeroSize() {
          var size = {
              width: 0,
              height: 0,
              innerWidth: 0,
              innerHeight: 0,
              outerWidth: 0,
              outerHeight: 0
          };
          for (var i = 0; i < measurementsLength; i++) {
              var measurement = measurements[i];
              size[measurement] = 0;
          }
          return size;
      }
  
  // -------------------------- getStyle -------------------------- //
  
      /**
       * getStyle, get style of element, check for Firefox bug
       * https://bugzilla.mozilla.org/show_bug.cgi?id=548397
       */
      function getStyle(elem) {
          var style = getComputedStyle(elem);
          if (!style) {
              logError('Style returned ' + style +
                  '. Are you running this code in a hidden iframe on Firefox? ' +
                  'See http://bit.ly/getsizebug1');
          }
          return style;
      }
  
  // -------------------------- setup -------------------------- //
  
      var isSetup = false;
  
      var isBoxSizeOuter;
  
      /**
       * setup
       * check isBoxSizerOuter
       * do on first getSize() rather than on page load for Firefox bug
       */
      function setup() {
          // setup once
          if (isSetup) {
              return;
          }
          isSetup = true;
  
          // -------------------------- box sizing -------------------------- //
  
          /**
           * WebKit measures the outer-width on style.width on border-box elems
           * IE & Firefox<29 measures the inner-width
           */
          var div = document.createElement('div');
          div.style.width = '200px';
          div.style.padding = '1px 2px 3px 4px';
          div.style.borderStyle = 'solid';
          div.style.borderWidth = '1px 2px 3px 4px';
          div.style.boxSizing = 'border-box';
  
          var body = document.body || document.documentElement;
          body.appendChild(div);
          var style = getStyle(div);
  
          getSize.isBoxSizeOuter = isBoxSizeOuter = getStyleSize(style.width) == 200;
          body.removeChild(div);
  
      }
  
  // -------------------------- getSize -------------------------- //
  
      function getSize(elem) {
          setup();
  
          // use querySeletor if elem is string
          if (typeof elem == 'string') {
              elem = document.querySelector(elem);
          }
  
          // do not proceed on non-objects
          if (!elem || typeof elem != 'object' || !elem.nodeType) {
              return;
          }
  
          var style = getStyle(elem);
  
          // if hidden, everything is 0
          if (style.display == 'none') {
              return getZeroSize();
          }
  
          var size = {};
          size.width = elem.offsetWidth;
          size.height = elem.offsetHeight;
  
          var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
  
          // get all measurements
          for (var i = 0; i < measurementsLength; i++) {
              var measurement = measurements[i];
              var value = style[measurement];
              var num = parseFloat(value);
              // any 'auto', 'medium' value will be 0
              size[measurement] = !isNaN(num) ? num : 0;
          }
  
          var paddingWidth = size.paddingLeft + size.paddingRight;
          var paddingHeight = size.paddingTop + size.paddingBottom;
          var marginWidth = size.marginLeft + size.marginRight;
          var marginHeight = size.marginTop + size.marginBottom;
          var borderWidth = size.borderLeftWidth + size.borderRightWidth;
          var borderHeight = size.borderTopWidth + size.borderBottomWidth;
  
          var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
  
          // overwrite width and height if we can get it from style
          var styleWidth = getStyleSize(style.width);
          if (styleWidth !== false) {
              size.width = styleWidth +
                  // add padding and border unless it's already including it
                  (isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth);
          }
  
          var styleHeight = getStyleSize(style.height);
          if (styleHeight !== false) {
              size.height = styleHeight +
                  // add padding and border unless it's already including it
                  (isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight);
          }
  
          size.innerWidth = size.width - (paddingWidth + borderWidth);
          size.innerHeight = size.height - (paddingHeight + borderHeight);
  
          size.outerWidth = size.width + marginWidth;
          size.outerHeight = size.height + marginHeight;
  
          return size;
      }
  
      return getSize;
  
  });
  
  /**
   * matchesSelector v2.0.2
   * matchesSelector( element, '.selector' )
   * MIT license
   */
  
  /*jshint browser: true, strict: true, undef: true, unused: true */
  
  (function (window, factory) {
      /*global define: false, module: false */
      'use strict';
      // universal module definition
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('desandro-matches-selector/matches-selector', factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory();
      } else {
          // browser global
          window.matchesSelector = factory();
      }
  
  }(window, function factory() {
      'use strict';
  
      var matchesMethod = (function () {
          var ElemProto = window.Element.prototype;
          // check for the standard method name first
          if (ElemProto.matches) {
              return 'matches';
          }
          // check un-prefixed
          if (ElemProto.matchesSelector) {
              return 'matchesSelector';
          }
          // check vendor prefixes
          var prefixes = ['webkit', 'moz', 'ms', 'o'];
  
          for (var i = 0; i < prefixes.length; i++) {
              var prefix = prefixes[i];
              var method = prefix + 'MatchesSelector';
              if (ElemProto[method]) {
                  return method;
              }
          }
      })();
  
      return function matchesSelector(elem, selector) {
          return elem[matchesMethod](selector);
      };
  
  }));
  
  /**
   * Fizzy UI utils v2.0.5
   * MIT license
   */
  
  /*jshint browser: true, undef: true, unused: true, strict: true */
  
  (function (window, factory) {
      // universal module definition
      /*jshint strict: false */ /*globals define, module, require */
  
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('fizzy-ui-utils/utils', [
              'desandro-matches-selector/matches-selector'
          ], function (matchesSelector) {
              return factory(window, matchesSelector);
          });
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              window,
              require('desandro-matches-selector')
          );
      } else {
          // browser global
          window.fizzyUIUtils = factory(
              window,
              window.matchesSelector
          );
      }
  
  }(window, function factory(window, matchesSelector) {
  
  
      var utils = {};
  
  // ----- extend ----- //
  
  // extends objects
      utils.extend = function (a, b) {
          for (var prop in b) {
              a[prop] = b[prop];
          }
          return a;
      };
  
  // ----- modulo ----- //
  
      utils.modulo = function (num, div) {
          return ((num % div) + div) % div;
      };
  
  // ----- makeArray ----- //
  
  // turn element or nodeList into an array
      utils.makeArray = function (obj) {
          var ary = [];
          if (Array.isArray(obj)) {
              // use object if already an array
              ary = obj;
          } else if (obj && typeof obj == 'object' &&
              typeof obj.length == 'number') {
              // convert nodeList to array
              for (var i = 0; i < obj.length; i++) {
                  ary.push(obj[i]);
              }
          } else {
              // array of single index
              ary.push(obj);
          }
          return ary;
      };
  
  // ----- removeFrom ----- //
  
      utils.removeFrom = function (ary, obj) {
          var index = ary.indexOf(obj);
          if (index != -1) {
              ary.splice(index, 1);
          }
      };
  
  // ----- getParent ----- //
  
      utils.getParent = function (elem, selector) {
          while (elem.parentNode && elem != document.body) {
              elem = elem.parentNode;
              if (matchesSelector(elem, selector)) {
                  return elem;
              }
          }
      };
  
  // ----- getQueryElement ----- //
  
  // use element as selector string
      utils.getQueryElement = function (elem) {
          if (typeof elem == 'string') {
              return document.querySelector(elem);
          }
          return elem;
      };
  
  // ----- handleEvent ----- //
  
  // enable .ontype to trigger from .addEventListener( elem, 'type' )
      utils.handleEvent = function (event) {
          var method = 'on' + event.type;
          if (this[method]) {
              this[method](event);
          }
      };
  
  // ----- filterFindElements ----- //
  
      utils.filterFindElements = function (elems, selector) {
          // make array of elems
          elems = utils.makeArray(elems);
          var ffElems = [];
  
          elems.forEach(function (elem) {
              // check that elem is an actual element
              if (!(elem instanceof HTMLElement)) {
                  return;
              }
              // add elem if no selector
              if (!selector) {
                  ffElems.push(elem);
                  return;
              }
              // filter & find items if we have a selector
              // filter
              if (matchesSelector(elem, selector)) {
                  ffElems.push(elem);
              }
              // find children
              var childElems = elem.querySelectorAll(selector);
              // concat childElems to filterFound array
              for (var i = 0; i < childElems.length; i++) {
                  ffElems.push(childElems[i]);
              }
          });
  
          return ffElems;
      };
  
  // ----- debounceMethod ----- //
  
      utils.debounceMethod = function (_class, methodName, threshold) {
          // original method
          var method = _class.prototype[methodName];
          var timeoutName = methodName + 'Timeout';
  
          _class.prototype[methodName] = function () {
              var timeout = this[timeoutName];
              if (timeout) {
                  clearTimeout(timeout);
              }
              var args = arguments;
  
              var _this = this;
              this[timeoutName] = setTimeout(function () {
                  method.apply(_this, args);
                  delete _this[timeoutName];
              }, threshold || 100);
          };
      };
  
  // ----- docReady ----- //
  
      utils.docReady = function (callback) {
          var readyState = document.readyState;
          if (readyState == 'complete' || readyState == 'interactive') {
              // do async to allow for other scripts to run. metafizzy/flickity#441
              setTimeout(callback);
          } else {
              document.addEventListener('DOMContentLoaded', callback);
          }
      };
  
  // ----- htmlInit ----- //
  
  // http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/
      utils.toDashed = function (str) {
          return str.replace(/(.)([A-Z])/g, function (match, $1, $2) {
              return $1 + '-' + $2;
          }).toLowerCase();
      };
  
      var console = window.console;
      /**
       * allow user to initialize classes via [data-namespace] or .js-namespace class
       * htmlInit( Widget, 'widgetName' )
       * options are parsed from data-namespace-options
       */
      utils.htmlInit = function (WidgetClass, namespace) {
          utils.docReady(function () {
              var dashedNamespace = utils.toDashed(namespace);
              var dataAttr = 'data-' + dashedNamespace;
              var dataAttrElems = document.querySelectorAll('[' + dataAttr + ']');
              var jsDashElems = document.querySelectorAll('.js-' + dashedNamespace);
              var elems = utils.makeArray(dataAttrElems)
                  .concat(utils.makeArray(jsDashElems));
              var dataOptionsAttr = dataAttr + '-options';
              var jQuery = window.jQuery;
  
              elems.forEach(function (elem) {
                  var attr = elem.getAttribute(dataAttr) ||
                      elem.getAttribute(dataOptionsAttr);
                  var options;
                  try {
                      options = attr && JSON.parse(attr);
                  } catch (error) {
                      // log error, do not initialize
                      if (console) {
                          console.error('Error parsing ' + dataAttr + ' on ' + elem.className +
                              ': ' + error);
                      }
                      return;
                  }
                  // initialize
                  var instance = new WidgetClass(elem, options);
                  // make available via $().data('namespace')
                  if (jQuery) {
                      jQuery.data(elem, namespace, instance);
                  }
              });
  
          });
      };
  
  // -----  ----- //
  
      return utils;
  
  }));
  
  /**
   * Outlayer Item
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /* globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD - RequireJS
          define('outlayer/item', [
                  'ev-emitter/ev-emitter',
                  'get-size/get-size'
              ],
              factory
          );
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS - Browserify, Webpack
          module.exports = factory(
              require('ev-emitter'),
              require('get-size')
          );
      } else {
          // browser global
          window.Outlayer = {};
          window.Outlayer.Item = factory(
              window.EvEmitter,
              window.getSize
          );
      }
  
  }(window, function factory(EvEmitter, getSize) {
      'use strict';
  
  // ----- helpers ----- //
  
      function isEmptyObj(obj) {
          for (var prop in obj) {
              return false;
          }
          prop = null;
          return true;
      }
  
  // -------------------------- CSS3 support -------------------------- //
  
  
      var docElemStyle = document.documentElement.style;
  
      var transitionProperty = typeof docElemStyle.transition == 'string' ?
          'transition' : 'WebkitTransition';
      var transformProperty = typeof docElemStyle.transform == 'string' ?
          'transform' : 'WebkitTransform';
  
      var transitionEndEvent = {
          WebkitTransition: 'webkitTransitionEnd',
          transition: 'transitionend'
      }[transitionProperty];
  
  // cache all vendor properties that could have vendor prefix
      var vendorProperties = {
          transform: transformProperty,
          transition: transitionProperty,
          transitionDuration: transitionProperty + 'Duration',
          transitionProperty: transitionProperty + 'Property',
          transitionDelay: transitionProperty + 'Delay'
      };
  
  // -------------------------- Item -------------------------- //
  
      function Item(element, layout) {
          if (!element) {
              return;
          }
  
          this.element = element;
          // parent layout class, i.e. Masonry, Isotope, or Packery
          this.layout = layout;
          this.position = {
              x: 0,
              y: 0
          };
  
          this._create();
      }
  
  // inherit EvEmitter
      var proto = Item.prototype = Object.create(EvEmitter.prototype);
      proto.constructor = Item;
  
      proto._create = function () {
          // transition objects
          this._transn = {
              ingProperties: {},
              clean: {},
              onEnd: {}
          };
  
          this.css({
              position: 'absolute'
          });
      };
  
  // trigger specified handler for event type
      proto.handleEvent = function (event) {
          var method = 'on' + event.type;
          if (this[method]) {
              this[method](event);
          }
      };
  
      proto.getSize = function () {
          this.size = getSize(this.element);
      };
  
      /**
       * apply CSS styles to element
       * @param {Object} style
       */
      proto.css = function (style) {
          var elemStyle = this.element.style;
  
          for (var prop in style) {
              // use vendor property if available
              var supportedProp = vendorProperties[prop] || prop;
              elemStyle[supportedProp] = style[prop];
          }
      };
  
      // measure position, and sets it
      proto.getPosition = function () {
          var style = getComputedStyle(this.element);
          var isOriginLeft = this.layout._getOption('originLeft');
          var isOriginTop = this.layout._getOption('originTop');
          var xValue = style[isOriginLeft ? 'left' : 'right'];
          var yValue = style[isOriginTop ? 'top' : 'bottom'];
          // convert percent to pixels
          var layoutSize = this.layout.size;
          var x = xValue.indexOf('%') != -1 ?
              (parseFloat(xValue) / 100) * layoutSize.width : parseInt(xValue, 10);
          var y = yValue.indexOf('%') != -1 ?
              (parseFloat(yValue) / 100) * layoutSize.height : parseInt(yValue, 10);
  
          // clean up 'auto' or other non-integer values
          x = isNaN(x) ? 0 : x;
          y = isNaN(y) ? 0 : y;
          // remove padding from measurement
          x -= isOriginLeft ? layoutSize.paddingLeft : layoutSize.paddingRight;
          y -= isOriginTop ? layoutSize.paddingTop : layoutSize.paddingBottom;
  
          this.position.x = x;
          this.position.y = y;
      };
  
  // set settled position, apply padding
      proto.layoutPosition = function () {
          var layoutSize = this.layout.size;
          var style = {};
          var isOriginLeft = this.layout._getOption('originLeft');
          var isOriginTop = this.layout._getOption('originTop');
  
          // x
          var xPadding = isOriginLeft ? 'paddingLeft' : 'paddingRight';
          var xProperty = isOriginLeft ? 'left' : 'right';
          var xResetProperty = isOriginLeft ? 'right' : 'left';
  
          var x = this.position.x + layoutSize[xPadding];
          // set in percentage or pixels
          style[xProperty] = this.getXValue(x);
          // reset other property
          style[xResetProperty] = '';
  
          // y
          var yPadding = isOriginTop ? 'paddingTop' : 'paddingBottom';
          var yProperty = isOriginTop ? 'top' : 'bottom';
          var yResetProperty = isOriginTop ? 'bottom' : 'top';
  
          var y = this.position.y + layoutSize[yPadding];
          // set in percentage or pixels
          style[yProperty] = this.getYValue(y);
          // reset other property
          style[yResetProperty] = '';
  
          this.css(style);
          this.emitEvent('layout', [this]);
      };
  
      proto.getXValue = function (x) {
          var isHorizontal = this.layout._getOption('horizontal');
          return this.layout.options.percentPosition && !isHorizontal ?
              ((x / this.layout.size.width) * 100) + '%' : x + 'px';
      };
  
      proto.getYValue = function (y) {
          var isHorizontal = this.layout._getOption('horizontal');
          return this.layout.options.percentPosition && isHorizontal ?
              ((y / this.layout.size.height) * 100) + '%' : y + 'px';
      };
  
      proto._transitionTo = function (x, y) {
          this.getPosition();
          // get current x & y from top/left
          var curX = this.position.x;
          var curY = this.position.y;
  
          var compareX = parseInt(x, 10);
          var compareY = parseInt(y, 10);
          var didNotMove = compareX === this.position.x && compareY === this.position.y;
  
          // save end position
          this.setPosition(x, y);
  
          // if did not move and not transitioning, just go to layout
          if (didNotMove && !this.isTransitioning) {
              this.layoutPosition();
              return;
          }
  
          var transX = x - curX;
          var transY = y - curY;
          var transitionStyle = {};
          transitionStyle.transform = this.getTranslate(transX, transY);
  
          this.transition({
              to: transitionStyle,
              onTransitionEnd: {
                  transform: this.layoutPosition
              },
              isCleaning: true
          });
      };
  
      proto.getTranslate = function (x, y) {
          // flip cooridinates if origin on right or bottom
          var isOriginLeft = this.layout._getOption('originLeft');
          var isOriginTop = this.layout._getOption('originTop');
          x = isOriginLeft ? x : -x;
          y = isOriginTop ? y : -y;
          return 'translate3d(' + x + 'px, ' + y + 'px, 0)';
      };
  
  // non transition + transform support
      proto.goTo = function (x, y) {
          this.setPosition(x, y);
          this.layoutPosition();
      };
  
      proto.moveTo = proto._transitionTo;
  
      proto.setPosition = function (x, y) {
          this.position.x = parseInt(x, 10);
          this.position.y = parseInt(y, 10);
      };
  
  // ----- transition ----- //
  
      /**
       * @param {Object} style - CSS
       * @param {Function} onTransitionEnd
       */
  
  // non transition, just trigger callback
      proto._nonTransition = function (args) {
          this.css(args.to);
          if (args.isCleaning) {
              this._removeStyles(args.to);
          }
          for (var prop in args.onTransitionEnd) {
              args.onTransitionEnd[prop].call(this);
          }
      };
  
      /**
       * proper transition
       * @param {Object} args - arguments
       *   @param {Object} to - style to transition to
       *   @param {Object} from - style to start transition from
       *   @param {Boolean} isCleaning - removes transition styles after transition
       *   @param {Function} onTransitionEnd - callback
       */
      proto.transition = function (args) {
          // redirect to nonTransition if no transition duration
          if (!parseFloat(this.layout.options.transitionDuration)) {
              this._nonTransition(args);
              return;
          }
  
          var _transition = this._transn;
          // keep track of onTransitionEnd callback by css property
          for (var prop in args.onTransitionEnd) {
              _transition.onEnd[prop] = args.onTransitionEnd[prop];
          }
          // keep track of properties that are transitioning
          for (prop in args.to) {
              _transition.ingProperties[prop] = true;
              // keep track of properties to clean up when transition is done
              if (args.isCleaning) {
                  _transition.clean[prop] = true;
              }
          }
  
          // set from styles
          if (args.from) {
              this.css(args.from);
              // force redraw. http://blog.alexmaccaw.com/css-transitions
              var h = this.element.offsetHeight;
              // hack for JSHint to hush about unused var
              h = null;
          }
          // enable transition
          this.enableTransition(args.to);
          // set styles that are transitioning
          this.css(args.to);
  
          this.isTransitioning = true;
  
      };
  
  // dash before all cap letters, including first for
  // WebkitTransform => -webkit-transform
      function toDashedAll(str) {
          return str.replace(/([A-Z])/g, function ($1) {
              return '-' + $1.toLowerCase();
          });
      }
  
      var transitionProps = 'opacity,' + toDashedAll(transformProperty);
  
      proto.enableTransition = function (/* style */) {
          // HACK changing transitionProperty during a transition
          // will cause transition to jump
          if (this.isTransitioning) {
              return;
          }
  
          // make `transition: foo, bar, baz` from style object
          // HACK un-comment this when enableTransition can work
          // while a transition is happening
          // var transitionValues = [];
          // for ( var prop in style ) {
          //   // dash-ify camelCased properties like WebkitTransition
          //   prop = vendorProperties[ prop ] || prop;
          //   transitionValues.push( toDashedAll( prop ) );
          // }
          // munge number to millisecond, to match stagger
          var duration = this.layout.options.transitionDuration;
          duration = typeof duration == 'number' ? duration + 'ms' : duration;
          // enable transition styles
          this.css({
              transitionProperty: transitionProps,
              transitionDuration: duration,
              transitionDelay: this.staggerDelay || 0
          });
          // listen for transition end event
          this.element.addEventListener(transitionEndEvent, this, false);
      };
  
  // ----- events ----- //
  
      proto.onwebkitTransitionEnd = function (event) {
          this.ontransitionend(event);
      };
  
      proto.onotransitionend = function (event) {
          this.ontransitionend(event);
      };
  
  // properties that I munge to make my life easier
      var dashedVendorProperties = {
          '-webkit-transform': 'transform'
      };
  
      proto.ontransitionend = function (event) {
          // disregard bubbled events from children
          if (event.target !== this.element) {
              return;
          }
          var _transition = this._transn;
          // get property name of transitioned property, convert to prefix-free
          var propertyName = dashedVendorProperties[event.propertyName] || event.propertyName;
  
          // remove property that has completed transitioning
          delete _transition.ingProperties[propertyName];
          // check if any properties are still transitioning
          if (isEmptyObj(_transition.ingProperties)) {
              // all properties have completed transitioning
              this.disableTransition();
          }
          // clean style
          if (propertyName in _transition.clean) {
              // clean up style
              this.element.style[event.propertyName] = '';
              delete _transition.clean[propertyName];
          }
          // trigger onTransitionEnd callback
          if (propertyName in _transition.onEnd) {
              var onTransitionEnd = _transition.onEnd[propertyName];
              onTransitionEnd.call(this);
              delete _transition.onEnd[propertyName];
          }
  
          this.emitEvent('transitionEnd', [this]);
      };
  
      proto.disableTransition = function () {
          this.removeTransitionStyles();
          this.element.removeEventListener(transitionEndEvent, this, false);
          this.isTransitioning = false;
      };
  
      /**
       * removes style property from element
       * @param {Object} style
       **/
      proto._removeStyles = function (style) {
          // clean up transition styles
          var cleanStyle = {};
          for (var prop in style) {
              cleanStyle[prop] = '';
          }
          this.css(cleanStyle);
      };
  
      var cleanTransitionStyle = {
          transitionProperty: '',
          transitionDuration: '',
          transitionDelay: ''
      };
  
      proto.removeTransitionStyles = function () {
          // remove transition
          this.css(cleanTransitionStyle);
      };
  
  // ----- stagger ----- //
  
      proto.stagger = function (delay) {
          delay = isNaN(delay) ? 0 : delay;
          this.staggerDelay = delay + 'ms';
      };
  
  // ----- show/hide/remove ----- //
  
  // remove element from DOM
      proto.removeElem = function () {
          this.element.parentNode.removeChild(this.element);
          // remove display: none
          this.css({display: ''});
          this.emitEvent('remove', [this]);
      };
  
      proto.remove = function () {
          // just remove element if no transition support or no transition
          if (!transitionProperty || !parseFloat(this.layout.options.transitionDuration)) {
              this.removeElem();
              return;
          }
  
          // start transition
          this.once('transitionEnd', function () {
              this.removeElem();
          });
          this.hide();
      };
  
      proto.reveal = function () {
          delete this.isHidden;
          // remove display: none
          this.css({display: ''});
  
          var options = this.layout.options;
  
          var onTransitionEnd = {};
          var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle');
          onTransitionEnd[transitionEndProperty] = this.onRevealTransitionEnd;
  
          this.transition({
              from: options.hiddenStyle,
              to: options.visibleStyle,
              isCleaning: true,
              onTransitionEnd: onTransitionEnd
          });
      };
  
      proto.onRevealTransitionEnd = function () {
          // check if still visible
          // during transition, item may have been hidden
          if (!this.isHidden) {
              this.emitEvent('reveal');
          }
      };
  
      /**
       * get style property use for hide/reveal transition end
       * @param {String} styleProperty - hiddenStyle/visibleStyle
       * @returns {String}
       */
      proto.getHideRevealTransitionEndProperty = function (styleProperty) {
          var optionStyle = this.layout.options[styleProperty];
          // use opacity
          if (optionStyle.opacity) {
              return 'opacity';
          }
          // get first property
          for (var prop in optionStyle) {
              return prop;
          }
      };
  
      proto.hide = function () {
          // set flag
          this.isHidden = true;
          // remove display: none
          this.css({display: ''});
  
          var options = this.layout.options;
  
          var onTransitionEnd = {};
          var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle');
          onTransitionEnd[transitionEndProperty] = this.onHideTransitionEnd;
  
          this.transition({
              from: options.visibleStyle,
              to: options.hiddenStyle,
              // keep hidden stuff hidden
              isCleaning: true,
              onTransitionEnd: onTransitionEnd
          });
      };
  
      proto.onHideTransitionEnd = function () {
          // check if still hidden
          // during transition, item may have been un-hidden
          if (this.isHidden) {
              this.css({display: 'none'});
              this.emitEvent('hide');
          }
      };
  
      proto.destroy = function () {
          this.css({
              position: '',
              left: '',
              right: '',
              top: '',
              bottom: '',
              transition: '',
              transform: ''
          });
      };
  
      return Item;
  
  }));
  
  /*!
   * Outlayer v2.1.0
   * the brains and guts of a layout library
   * MIT license
   */
  
  (function (window, factory) {
      'use strict';
      // universal module definition
      /* jshint strict: false */ /* globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD - RequireJS
          define('outlayer/outlayer', [
                  'ev-emitter/ev-emitter',
                  'get-size/get-size',
                  'fizzy-ui-utils/utils',
                  './item'
              ],
              function (EvEmitter, getSize, utils, Item) {
                  return factory(window, EvEmitter, getSize, utils, Item);
              }
          );
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS - Browserify, Webpack
          module.exports = factory(
              window,
              require('ev-emitter'),
              require('get-size'),
              require('fizzy-ui-utils'),
              require('./item')
          );
      } else {
          // browser global
          window.Outlayer = factory(
              window,
              window.EvEmitter,
              window.getSize,
              window.fizzyUIUtils,
              window.Outlayer.Item
          );
      }
  
  }(window, function factory(window, EvEmitter, getSize, utils, Item) {
      'use strict';
  
  // ----- vars ----- //
  
      var console = window.console;
      var jQuery = window.jQuery;
      var noop = function () {
      };
  
  // -------------------------- Outlayer -------------------------- //
  
  // globally unique identifiers
      var GUID = 0;
  // internal store of all Outlayer intances
      var instances = {};
  
  
      /**
       * @param {Element, String} element
       * @param {Object} options
       * @constructor
       */
      function Outlayer(element, options) {
          var queryElement = utils.getQueryElement(element);
          if (!queryElement) {
              if (console) {
                  console.error('Bad element for ' + this.constructor.namespace +
                      ': ' + (queryElement || element));
              }
              return;
          }
          this.element = queryElement;
          // add jQuery
          if (jQuery) {
              this.$element = jQuery(this.element);
          }
  
          // options
          this.options = utils.extend({}, this.constructor.defaults);
          this.option(options);
  
          // add id for Outlayer.getFromElement
          var id = ++GUID;
          this.element.outlayerGUID = id; // expando
          instances[id] = this; // associate via id
  
          // kick it off
          this._create();
  
          var isInitLayout = this._getOption('initLayout');
          if (isInitLayout) {
              this.layout();
          }
      }
  
  // settings are for internal use only
      Outlayer.namespace = 'outlayer';
      Outlayer.Item = Item;
  
  // default options
      Outlayer.defaults = {
          containerStyle: {
              position: 'relative'
          },
          initLayout: true,
          originLeft: true,
          originTop: true,
          resize: true,
          resizeContainer: true,
          // item options
          transitionDuration: '0.4s',
          hiddenStyle: {
              opacity: 0,
              transform: 'scale(0.001)'
          },
          visibleStyle: {
              opacity: 1,
              transform: 'scale(1)'
          }
      };
  
      var proto = Outlayer.prototype;
  // inherit EvEmitter
      utils.extend(proto, EvEmitter.prototype);
  
      /**
       * set options
       * @param {Object} opts
       */
      proto.option = function (opts) {
          utils.extend(this.options, opts);
      };
  
      /**
       * get backwards compatible option value, check old name
       */
      proto._getOption = function (option) {
          var oldOption = this.constructor.compatOptions[option];
          return oldOption && this.options[oldOption] !== undefined ?
              this.options[oldOption] : this.options[option];
      };
  
      Outlayer.compatOptions = {
          // currentName: oldName
          initLayout: 'isInitLayout',
          horizontal: 'isHorizontal',
          layoutInstant: 'isLayoutInstant',
          originLeft: 'isOriginLeft',
          originTop: 'isOriginTop',
          resize: 'isResizeBound',
          resizeContainer: 'isResizingContainer'
      };
  
      proto._create = function () {
          // get items from children
          this.reloadItems();
          // elements that affect layout, but are not laid out
          this.stamps = [];
          this.stamp(this.options.stamp);
          // set container style
          utils.extend(this.element.style, this.options.containerStyle);
  
          // bind resize method
          var canBindResize = this._getOption('resize');
          if (canBindResize) {
              this.bindResize();
          }
      };
  
  // goes through all children again and gets bricks in proper order
      proto.reloadItems = function () {
          // collection of item elements
          this.items = this._itemize(this.element.children);
      };
  
  
      /**
       * turn elements into Outlayer.Items to be used in layout
       * @param {Array or NodeList or HTMLElement} elems
       * @returns {Array} items - collection of new Outlayer Items
       */
      proto._itemize = function (elems) {
  
          var itemElems = this._filterFindItemElements(elems);
          var Item = this.constructor.Item;
  
          // create new Outlayer Items for collection
          var items = [];
          for (var i = 0; i < itemElems.length; i++) {
              var elem = itemElems[i];
              var item = new Item(elem, this);
              items.push(item);
          }
  
          return items;
      };
  
      /**
       * get item elements to be used in layout
       * @param {Array or NodeList or HTMLElement} elems
       * @returns {Array} items - item elements
       */
      proto._filterFindItemElements = function (elems) {
          return utils.filterFindElements(elems, this.options.itemSelector);
      };
  
      /**
       * getter method for getting item elements
       * @returns {Array} elems - collection of item elements
       */
      proto.getItemElements = function () {
          return this.items.map(function (item) {
              return item.element;
          });
      };
  
  // ----- init & layout ----- //
  
      /**
       * lays out all items
       */
      proto.layout = function () {
          this._resetLayout();
          this._manageStamps();
  
          // don't animate first layout
          var layoutInstant = this._getOption('layoutInstant');
          var isInstant = layoutInstant !== undefined ?
              layoutInstant : !this._isLayoutInited;
          this.layoutItems(this.items, isInstant);
  
          // flag for initalized
          this._isLayoutInited = true;
      };
  
  // _init is alias for layout
      proto._init = proto.layout;
  
      /**
       * logic before any new layout
       */
      proto._resetLayout = function () {
          this.getSize();
      };
  
  
      proto.getSize = function () {
          this.size = getSize(this.element);
      };
  
      /**
       * get measurement from option, for columnWidth, rowHeight, gutter
       * if option is String -> get element from selector string, & get size of element
       * if option is Element -> get size of element
       * else use option as a number
       *
       * @param {String} measurement
       * @param {String} size - width or height
       * @private
       */
      proto._getMeasurement = function (measurement, size) {
          var option = this.options[measurement];
          var elem;
          if (!option) {
              // default to 0
              this[measurement] = 0;
          } else {
              // use option as an element
              if (typeof option == 'string') {
                  elem = this.element.querySelector(option);
              } else if (option instanceof HTMLElement) {
                  elem = option;
              }
              // use size of element, if element
              this[measurement] = elem ? getSize(elem)[size] : option;
          }
      };
  
      /**
       * layout a collection of item elements
       * @api public
       */
      proto.layoutItems = function (items, isInstant) {
          items = this._getItemsForLayout(items);
  
          this._layoutItems(items, isInstant);
  
          this._postLayout();
      };
  
      /**
       * get the items to be laid out
       * you may want to skip over some items
       * @param {Array} items
       * @returns {Array} items
       */
      proto._getItemsForLayout = function (items) {
          return items.filter(function (item) {
              return !item.isIgnored;
          });
      };
  
      /**
       * layout items
       * @param {Array} items
       * @param {Boolean} isInstant
       */
      proto._layoutItems = function (items, isInstant) {
          this._emitCompleteOnItems('layout', items);
  
          if (!items || !items.length) {
              // no items, emit event with empty array
              return;
          }
  
          var queue = [];
  
          items.forEach(function (item) {
              // get x/y object from method
              var position = this._getItemLayoutPosition(item);
              // enqueue
              position.item = item;
              position.isInstant = isInstant || item.isLayoutInstant;
              queue.push(position);
          }, this);
  
          this._processLayoutQueue(queue);
      };
  
      /**
       * get item layout position
       * @param {Outlayer.Item} item
       * @returns {Object} x and y position
       */
      proto._getItemLayoutPosition = function ( /* item */) {
          return {
              x: 0,
              y: 0
          };
      };
  
      /**
       * iterate over array and position each item
       * Reason being - separating this logic prevents 'layout invalidation'
       * thx @paul_irish
       * @param {Array} queue
       */
      proto._processLayoutQueue = function (queue) {
          this.updateStagger();
          queue.forEach(function (obj, i) {
              this._positionItem(obj.item, obj.x, obj.y, obj.isInstant, i);
          }, this);
      };
  
  // set stagger from option in milliseconds number
      proto.updateStagger = function () {
          var stagger = this.options.stagger;
          if (stagger === null || stagger === undefined) {
              this.stagger = 0;
              return;
          }
          this.stagger = getMilliseconds(stagger);
          return this.stagger;
      };
  
      /**
       * Sets position of item in DOM
       * @param {Outlayer.Item} item
       * @param {Number} x - horizontal position
       * @param {Number} y - vertical position
       * @param {Boolean} isInstant - disables transitions
       */
      proto._positionItem = function (item, x, y, isInstant, i) {
          if (isInstant) {
              // if not transition, just set CSS
              item.goTo(x, y);
          } else {
              item.stagger(i * this.stagger);
              item.moveTo(x, y);
          }
      };
  
      /**
       * Any logic you want to do after each layout,
       * i.e. size the container
       */
      proto._postLayout = function () {
          this.resizeContainer();
      };
  
      proto.resizeContainer = function () {
          var isResizingContainer = this._getOption('resizeContainer');
          if (!isResizingContainer) {
              return;
          }
          var size = this._getContainerSize();
          if (size) {
              this._setContainerMeasure(size.width, true);
              this._setContainerMeasure(size.height, false);
          }
      };
  
      /**
       * Sets width or height of container if returned
       * @returns {Object} size
       *   @param {Number} width
       *   @param {Number} height
       */
      proto._getContainerSize = noop;
  
      /**
       * @param {Number} measure - size of width or height
       * @param {Boolean} isWidth
       */
      proto._setContainerMeasure = function (measure, isWidth) {
          if (measure === undefined) {
              return;
          }
  
          var elemSize = this.size;
          // add padding and border width if border box
          if (elemSize.isBorderBox) {
              measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight +
                  elemSize.borderLeftWidth + elemSize.borderRightWidth :
                  elemSize.paddingBottom + elemSize.paddingTop +
                  elemSize.borderTopWidth + elemSize.borderBottomWidth;
          }
  
          measure = Math.max(measure, 0);
          this.element.style[isWidth ? 'width' : 'height'] = measure + 'px';
      };
  
      /**
       * emit eventComplete on a collection of items events
       * @param {String} eventName
       * @param {Array} items - Outlayer.Items
       */
      proto._emitCompleteOnItems = function (eventName, items) {
          var _this = this;
  
          function onComplete() {
              _this.dispatchEvent(eventName + 'Complete', null, [items]);
          }
  
          var count = items.length;
          if (!items || !count) {
              onComplete();
              return;
          }
  
          var doneCount = 0;
  
          function tick() {
              doneCount++;
              if (doneCount == count) {
                  onComplete();
              }
          }
  
          // bind callback
          items.forEach(function (item) {
              item.once(eventName, tick);
          });
      };
  
      /**
       * emits events via EvEmitter and jQuery events
       * @param {String} type - name of event
       * @param {Event} event - original event
       * @param {Array} args - extra arguments
       */
      proto.dispatchEvent = function (type, event, args) {
          // add original event to arguments
          var emitArgs = event ? [event].concat(args) : args;
          this.emitEvent(type, emitArgs);
  
          if (jQuery) {
              // set this.$element
              this.$element = this.$element || jQuery(this.element);
              if (event) {
                  // create jQuery event
                  var $event = jQuery.Event(event);
                  $event.type = type;
                  this.$element.trigger($event, args);
              } else {
                  // just trigger with type if no event available
                  this.$element.trigger(type, args);
              }
          }
      };
  
  // -------------------------- ignore & stamps -------------------------- //
  
  
      /**
       * keep item in collection, but do not lay it out
       * ignored items do not get skipped in layout
       * @param {Element} elem
       */
      proto.ignore = function (elem) {
          var item = this.getItem(elem);
          if (item) {
              item.isIgnored = true;
          }
      };
  
      /**
       * return item to layout collection
       * @param {Element} elem
       */
      proto.unignore = function (elem) {
          var item = this.getItem(elem);
          if (item) {
              delete item.isIgnored;
          }
      };
  
      /**
       * adds elements to stamps
       * @param {NodeList, Array, Element, or String} elems
       */
      proto.stamp = function (elems) {
          elems = this._find(elems);
          if (!elems) {
              return;
          }
  
          this.stamps = this.stamps.concat(elems);
          // ignore
          elems.forEach(this.ignore, this);
      };
  
      /**
       * removes elements to stamps
       * @param {NodeList, Array, or Element} elems
       */
      proto.unstamp = function (elems) {
          elems = this._find(elems);
          if (!elems) {
              return;
          }
  
          elems.forEach(function (elem) {
              // filter out removed stamp elements
              utils.removeFrom(this.stamps, elem);
              this.unignore(elem);
          }, this);
      };
  
      /**
       * finds child elements
       * @param {NodeList, Array, Element, or String} elems
       * @returns {Array} elems
       */
      proto._find = function (elems) {
          if (!elems) {
              return;
          }
          // if string, use argument as selector string
          if (typeof elems == 'string') {
              elems = this.element.querySelectorAll(elems);
          }
          elems = utils.makeArray(elems);
          return elems;
      };
  
      proto._manageStamps = function () {
          if (!this.stamps || !this.stamps.length) {
              return;
          }
  
          this._getBoundingRect();
  
          this.stamps.forEach(this._manageStamp, this);
      };
  
  // update boundingLeft / Top
      proto._getBoundingRect = function () {
          // get bounding rect for container element
          var boundingRect = this.element.getBoundingClientRect();
          var size = this.size;
          this._boundingRect = {
              left: boundingRect.left + size.paddingLeft + size.borderLeftWidth,
              top: boundingRect.top + size.paddingTop + size.borderTopWidth,
              right: boundingRect.right - (size.paddingRight + size.borderRightWidth),
              bottom: boundingRect.bottom - (size.paddingBottom + size.borderBottomWidth)
          };
      };
  
      /**
       * @param {Element} stamp
       **/
      proto._manageStamp = noop;
  
      /**
       * get x/y position of element relative to container element
       * @param {Element} elem
       * @returns {Object} offset - has left, top, right, bottom
       */
      proto._getElementOffset = function (elem) {
          var boundingRect = elem.getBoundingClientRect();
          var thisRect = this._boundingRect;
          var size = getSize(elem);
          var offset = {
              left: boundingRect.left - thisRect.left - size.marginLeft,
              top: boundingRect.top - thisRect.top - size.marginTop,
              right: thisRect.right - boundingRect.right - size.marginRight,
              bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom
          };
          return offset;
      };
  
  // -------------------------- resize -------------------------- //
  
  // enable event handlers for listeners
  // i.e. resize -> onresize
      proto.handleEvent = utils.handleEvent;
  
      /**
       * Bind layout to window resizing
       */
      proto.bindResize = function () {
          window.addEventListener('resize', this);
          this.isResizeBound = true;
      };
  
      /**
       * Unbind layout to window resizing
       */
      proto.unbindResize = function () {
          window.removeEventListener('resize', this);
          this.isResizeBound = false;
      };
  
      proto.onresize = function () {
          this.resize();
      };
  
      utils.debounceMethod(Outlayer, 'onresize', 100);
  
      proto.resize = function () {
          // don't trigger if size did not change
          // or if resize was unbound. See #9
          if (!this.isResizeBound || !this.needsResizeLayout()) {
              return;
          }
  
          this.layout();
      };
  
      /**
       * check if layout is needed post layout
       * @returns Boolean
       */
      proto.needsResizeLayout = function () {
          var size = getSize(this.element);
          // check that this.size and size are there
          // IE8 triggers resize on body size change, so they might not be
          var hasSizes = this.size && size;
          return hasSizes && size.innerWidth !== this.size.innerWidth;
      };
  
  // -------------------------- methods -------------------------- //
  
      /**
       * add items to Outlayer instance
       * @param {Array or NodeList or Element} elems
       * @returns {Array} items - Outlayer.Items
       **/
      proto.addItems = function (elems) {
          var items = this._itemize(elems);
          // add items to collection
          if (items.length) {
              this.items = this.items.concat(items);
          }
          return items;
      };
  
      /**
       * Layout newly-appended item elements
       * @param {Array or NodeList or Element} elems
       */
      proto.appended = function (elems) {
          var items = this.addItems(elems);
          if (!items.length) {
              return;
          }
          // layout and reveal just the new items
          this.layoutItems(items, true);
          this.reveal(items);
      };
  
      /**
       * Layout prepended elements
       * @param {Array or NodeList or Element} elems
       */
      proto.prepended = function (elems) {
          var items = this._itemize(elems);
          if (!items.length) {
              return;
          }
          // add items to beginning of collection
          var previousItems = this.items.slice(0);
          this.items = items.concat(previousItems);
          // start new layout
          this._resetLayout();
          this._manageStamps();
          // layout new stuff without transition
          this.layoutItems(items, true);
          this.reveal(items);
          // layout previous items
          this.layoutItems(previousItems);
      };
  
      /**
       * reveal a collection of items
       * @param {Array of Outlayer.Items} items
       */
      proto.reveal = function (items) {
          this._emitCompleteOnItems('reveal', items);
          if (!items || !items.length) {
              return;
          }
          var stagger = this.updateStagger();
          items.forEach(function (item, i) {
              item.stagger(i * stagger);
              item.reveal();
          });
      };
  
      /**
       * hide a collection of items
       * @param {Array of Outlayer.Items} items
       */
      proto.hide = function (items) {
          this._emitCompleteOnItems('hide', items);
          if (!items || !items.length) {
              return;
          }
          var stagger = this.updateStagger();
          items.forEach(function (item, i) {
              item.stagger(i * stagger);
              item.hide();
          });
      };
  
      /**
       * reveal item elements
       * @param {Array}, {Element}, {NodeList} items
       */
      proto.revealItemElements = function (elems) {
          var items = this.getItems(elems);
          this.reveal(items);
      };
  
      /**
       * hide item elements
       * @param {Array}, {Element}, {NodeList} items
       */
      proto.hideItemElements = function (elems) {
          var items = this.getItems(elems);
          this.hide(items);
      };
  
      /**
       * get Outlayer.Item, given an Element
       * @param {Element} elem
       * @param {Function} callback
       * @returns {Outlayer.Item} item
       */
      proto.getItem = function (elem) {
          // loop through items to get the one that matches
          for (var i = 0; i < this.items.length; i++) {
              var item = this.items[i];
              if (item.element == elem) {
                  // return item
                  return item;
              }
          }
      };
  
      /**
       * get collection of Outlayer.Items, given Elements
       * @param {Array} elems
       * @returns {Array} items - Outlayer.Items
       */
      proto.getItems = function (elems) {
          elems = utils.makeArray(elems);
          var items = [];
          elems.forEach(function (elem) {
              var item = this.getItem(elem);
              if (item) {
                  items.push(item);
              }
          }, this);
  
          return items;
      };
  
      /**
       * remove element(s) from instance and DOM
       * @param {Array or NodeList or Element} elems
       */
      proto.remove = function (elems) {
          var removeItems = this.getItems(elems);
  
          this._emitCompleteOnItems('remove', removeItems);
  
          // bail if no items to remove
          if (!removeItems || !removeItems.length) {
              return;
          }
  
          removeItems.forEach(function (item) {
              item.remove();
              // remove item from collection
              utils.removeFrom(this.items, item);
          }, this);
      };
  
  // ----- destroy ----- //
  
  // remove and disable Outlayer instance
      proto.destroy = function () {
          // clean up dynamic styles
          var style = this.element.style;
          style.height = '';
          style.position = '';
          style.width = '';
          // destroy items
          this.items.forEach(function (item) {
              item.destroy();
          });
  
          this.unbindResize();
  
          var id = this.element.outlayerGUID;
          delete instances[id]; // remove reference to instance by id
          delete this.element.outlayerGUID;
          // remove data for jQuery
          if (jQuery) {
              jQuery.removeData(this.element, this.constructor.namespace);
          }
  
      };
  
  // -------------------------- data -------------------------- //
  
      /**
       * get Outlayer instance from element
       * @param {Element} elem
       * @returns {Outlayer}
       */
      Outlayer.data = function (elem) {
          elem = utils.getQueryElement(elem);
          var id = elem && elem.outlayerGUID;
          return id && instances[id];
      };
  
  
  // -------------------------- create Outlayer class -------------------------- //
  
      /**
       * create a layout class
       * @param {String} namespace
       */
      Outlayer.create = function (namespace, options) {
          // sub-class Outlayer
          var Layout = subclass(Outlayer);
          // apply new options and compatOptions
          Layout.defaults = utils.extend({}, Outlayer.defaults);
          utils.extend(Layout.defaults, options);
          Layout.compatOptions = utils.extend({}, Outlayer.compatOptions);
  
          Layout.namespace = namespace;
  
          Layout.data = Outlayer.data;
  
          // sub-class Item
          Layout.Item = subclass(Item);
  
          // -------------------------- declarative -------------------------- //
  
          utils.htmlInit(Layout, namespace);
  
          // -------------------------- jQuery bridge -------------------------- //
  
          // make into jQuery plugin
          if (jQuery && jQuery.bridget) {
              jQuery.bridget(namespace, Layout);
          }
  
          return Layout;
      };
  
      function subclass(Parent) {
          function SubClass() {
              Parent.apply(this, arguments);
          }
  
          SubClass.prototype = Object.create(Parent.prototype);
          SubClass.prototype.constructor = SubClass;
  
          return SubClass;
      }
  
  // ----- helpers ----- //
  
  // how many milliseconds are in each unit
      var msUnits = {
          ms: 1,
          s: 1000
      };
  
  // munge time-like parameter into millisecond number
  // '0.4s' -> 40
      function getMilliseconds(time) {
          if (typeof time == 'number') {
              return time;
          }
          var matches = time.match(/(^\d*\.?\d*)(\w*)/);
          var num = matches && matches[1];
          var unit = matches && matches[2];
          if (!num.length) {
              return 0;
          }
          num = parseFloat(num);
          var mult = msUnits[unit] || 1;
          return num * mult;
      }
  
  // ----- fin ----- //
  
  // back in global
      Outlayer.Item = Item;
  
      return Outlayer;
  
  }));
  
  /**
   * Isotope Item
   **/
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('isotope-layout/js/item', [
                  'outlayer/outlayer'
              ],
              factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              require('outlayer')
          );
      } else {
          // browser global
          window.Isotope = window.Isotope || {};
          window.Isotope.Item = factory(
              window.Outlayer
          );
      }
  
  }(window, function factory(Outlayer) {
      'use strict';
  
  // -------------------------- Item -------------------------- //
  
  // sub-class Outlayer Item
      function Item() {
          Outlayer.Item.apply(this, arguments);
      }
  
      var proto = Item.prototype = Object.create(Outlayer.Item.prototype);
  
      var _create = proto._create;
      proto._create = function () {
          // assign id, used for original-order sorting
          this.id = this.layout.itemGUID++;
          _create.call(this);
          this.sortData = {};
      };
  
      proto.updateSortData = function () {
          if (this.isIgnored) {
              return;
          }
          // default sorters
          this.sortData.id = this.id;
          // for backward compatibility
          this.sortData['original-order'] = this.id;
          this.sortData.random = Math.random();
          // go thru getSortData obj and apply the sorters
          var getSortData = this.layout.options.getSortData;
          var sorters = this.layout._sorters;
          for (var key in getSortData) {
              var sorter = sorters[key];
              this.sortData[key] = sorter(this.element, this);
          }
      };
  
      var _destroy = proto.destroy;
      proto.destroy = function () {
          // call super
          _destroy.apply(this, arguments);
          // reset display, #741
          this.css({
              display: ''
          });
      };
  
      return Item;
  
  }));
  
  /**
   * Isotope LayoutMode
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('isotope-layout/js/layout-mode', [
                  'get-size/get-size',
                  'outlayer/outlayer'
              ],
              factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              require('get-size'),
              require('outlayer')
          );
      } else {
          // browser global
          window.Isotope = window.Isotope || {};
          window.Isotope.LayoutMode = factory(
              window.getSize,
              window.Outlayer
          );
      }
  
  }(window, function factory(getSize, Outlayer) {
      'use strict';
  
      // layout mode class
      function LayoutMode(isotope) {
          this.isotope = isotope;
          // link properties
          if (isotope) {
              this.options = isotope.options[this.namespace];
              this.element = isotope.element;
              this.items = isotope.filteredItems;
              this.size = isotope.size;
          }
      }
  
      var proto = LayoutMode.prototype;
  
      /**
       * some methods should just defer to default Outlayer method
       * and reference the Isotope instance as `this`
       **/
      var facadeMethods = [
          '_resetLayout',
          '_getItemLayoutPosition',
          '_manageStamp',
          '_getContainerSize',
          '_getElementOffset',
          'needsResizeLayout',
          '_getOption'
      ];
  
      facadeMethods.forEach(function (methodName) {
          proto[methodName] = function () {
              return Outlayer.prototype[methodName].apply(this.isotope, arguments);
          };
      });
  
      // -----  ----- //
  
      // for horizontal layout modes, check vertical size
      proto.needsVerticalResizeLayout = function () {
          // don't trigger if size did not change
          var size = getSize(this.isotope.element);
          // check that this.size and size are there
          // IE8 triggers resize on body size change, so they might not be
          var hasSizes = this.isotope.size && size;
          return hasSizes && size.innerHeight != this.isotope.size.innerHeight;
      };
  
      // ----- measurements ----- //
  
      proto._getMeasurement = function () {
          this.isotope._getMeasurement.apply(this, arguments);
      };
  
      proto.getColumnWidth = function () {
          this.getSegmentSize('column', 'Width');
      };
  
      proto.getRowHeight = function () {
          this.getSegmentSize('row', 'Height');
      };
  
      /**
       * get columnWidth or rowHeight
       * segment: 'column' or 'row'
       * size 'Width' or 'Height'
       **/
      proto.getSegmentSize = function (segment, size) {
          var segmentName = segment + size;
          var outerSize = 'outer' + size;
          // columnWidth / outerWidth // rowHeight / outerHeight
          this._getMeasurement(segmentName, outerSize);
          // got rowHeight or columnWidth, we can chill
          if (this[segmentName]) {
              return;
          }
          // fall back to item of first element
          var firstItemSize = this.getFirstItemSize();
          this[segmentName] = firstItemSize && firstItemSize[outerSize] ||
              // or size of container
              this.isotope.size['inner' + size];
      };
  
      proto.getFirstItemSize = function () {
          var firstItem = this.isotope.filteredItems[0];
          return firstItem && firstItem.element && getSize(firstItem.element);
      };
  
      // ----- methods that should reference isotope ----- //
  
      proto.layout = function () {
          this.isotope.layout.apply(this.isotope, arguments);
      };
  
      proto.getSize = function () {
          this.isotope.getSize();
          this.size = this.isotope.size;
      };
  
      // -------------------------- create -------------------------- //
  
      LayoutMode.modes = {};
  
      LayoutMode.create = function (namespace, options) {
  
          function Mode() {
              LayoutMode.apply(this, arguments);
          }
  
          Mode.prototype = Object.create(proto);
          Mode.prototype.constructor = Mode;
  
          // default options
          if (options) {
              Mode.options = options;
          }
  
          Mode.prototype.namespace = namespace;
          // register in Isotope
          LayoutMode.modes[namespace] = Mode;
  
          return Mode;
      };
  
      return LayoutMode;
  
  }));
  
  /*!
   * Masonry v4.2.1
   * Cascading grid layout library
   * https://masonry.desandro.com
   * MIT License
   * by David DeSandro
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('masonry-layout/masonry', [
                  'outlayer/outlayer',
                  'get-size/get-size'
              ],
              factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              require('outlayer'),
              require('get-size')
          );
      } else {
          // browser global
          window.Masonry = factory(
              window.Outlayer,
              window.getSize
          );
      }
  
  }(window, function factory(Outlayer, getSize) {
  
  
  // -------------------------- masonryDefinition -------------------------- //
  
      // create an Outlayer layout class
      var Masonry = Outlayer.create('masonry');
      // isFitWidth -> fitWidth
      Masonry.compatOptions.fitWidth = 'isFitWidth';
  
      var proto = Masonry.prototype;
  
      proto._resetLayout = function () {
          this.getSize();
          this._getMeasurement('columnWidth', 'outerWidth');
          this._getMeasurement('gutter', 'outerWidth');
          this.measureColumns();
  
          // reset column Y
          this.colYs = [];
          for (var i = 0; i < this.cols; i++) {
              this.colYs.push(0);
          }
  
          this.maxY = 0;
          this.horizontalColIndex = 0;
      };
  
      proto.measureColumns = function () {
          this.getContainerWidth();
          // if columnWidth is 0, default to outerWidth of first item
          if (!this.columnWidth) {
              var firstItem = this.items[0];
              var firstItemElem = firstItem && firstItem.element;
              // columnWidth fall back to item of first element
              this.columnWidth = firstItemElem && getSize(firstItemElem).outerWidth ||
                  // if first elem has no width, default to size of container
                  this.containerWidth;
          }
  
          var columnWidth = this.columnWidth += this.gutter;
  
          // calculate columns
          var containerWidth = this.containerWidth + this.gutter;
          var cols = containerWidth / columnWidth;
          // fix rounding errors, typically with gutters
          var excess = columnWidth - containerWidth % columnWidth;
          // if overshoot is less than a pixel, round up, otherwise floor it
          var mathMethod = excess && excess < 1 ? 'round' : 'floor';
          cols = Math[mathMethod](cols);
          this.cols = Math.max(cols, 1);
      };
  
      proto.getContainerWidth = function () {
          // container is parent if fit width
          var isFitWidth = this._getOption('fitWidth');
          var container = isFitWidth ? this.element.parentNode : this.element;
          // check that this.size and size are there
          // IE8 triggers resize on body size change, so they might not be
          var size = getSize(container);
          this.containerWidth = size && size.innerWidth;
      };
  
      proto._getItemLayoutPosition = function (item) {
          item.getSize();
          // how many columns does this brick span
          var remainder = item.size.outerWidth % this.columnWidth;
          var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil';
          // round if off by 1 pixel, otherwise use ceil
          var colSpan = Math[mathMethod](item.size.outerWidth / this.columnWidth);
          colSpan = Math.min(colSpan, this.cols);
          // use horizontal or top column position
          var colPosMethod = this.options.horizontalOrder ?
              '_getHorizontalColPosition' : '_getTopColPosition';
          var colPosition = this[colPosMethod](colSpan, item);
          // position the brick
          var position = {
              x: this.columnWidth * colPosition.col,
              y: colPosition.y
          };
          // apply setHeight to necessary columns
          var setHeight = colPosition.y + item.size.outerHeight;
          var setMax = colSpan + colPosition.col;
          for (var i = colPosition.col; i < setMax; i++) {
              this.colYs[i] = setHeight;
          }
  
          return position;
      };
  
      proto._getTopColPosition = function (colSpan) {
          var colGroup = this._getTopColGroup(colSpan);
          // get the minimum Y value from the columns
          var minimumY = Math.min.apply(Math, colGroup);
  
          return {
              col: colGroup.indexOf(minimumY),
              y: minimumY,
          };
      };
  
      /**
       * @param {Number} colSpan - number of columns the element spans
       * @returns {Array} colGroup
       */
      proto._getTopColGroup = function (colSpan) {
          if (colSpan < 2) {
              // if brick spans only one column, use all the column Ys
              return this.colYs;
          }
  
          var colGroup = [];
          // how many different places could this brick fit horizontally
          var groupCount = this.cols + 1 - colSpan;
          // for each group potential horizontal position
          for (var i = 0; i < groupCount; i++) {
              colGroup[i] = this._getColGroupY(i, colSpan);
          }
          return colGroup;
      };
  
      proto._getColGroupY = function (col, colSpan) {
          if (colSpan < 2) {
              return this.colYs[col];
          }
          // make an array of colY values for that one group
          var groupColYs = this.colYs.slice(col, col + colSpan);
          // and get the max value of the array
          return Math.max.apply(Math, groupColYs);
      };
  
      // get column position based on horizontal index. #873
      proto._getHorizontalColPosition = function (colSpan, item) {
          var col = this.horizontalColIndex % this.cols;
          var isOver = colSpan > 1 && col + colSpan > this.cols;
          // shift to next row if item can't fit on current row
          col = isOver ? 0 : col;
          // don't let zero-size items take up space
          var hasSize = item.size.outerWidth && item.size.outerHeight;
          this.horizontalColIndex = hasSize ? col + colSpan : this.horizontalColIndex;
  
          return {
              col: col,
              y: this._getColGroupY(col, colSpan),
          };
      };
  
      proto._manageStamp = function (stamp) {
          var stampSize = getSize(stamp);
          var offset = this._getElementOffset(stamp);
          // get the columns that this stamp affects
          var isOriginLeft = this._getOption('originLeft');
          var firstX = isOriginLeft ? offset.left : offset.right;
          var lastX = firstX + stampSize.outerWidth;
          var firstCol = Math.floor(firstX / this.columnWidth);
          firstCol = Math.max(0, firstCol);
          var lastCol = Math.floor(lastX / this.columnWidth);
          // lastCol should not go over if multiple of columnWidth #425
          lastCol -= lastX % this.columnWidth ? 0 : 1;
          lastCol = Math.min(this.cols - 1, lastCol);
          // set colYs to bottom of the stamp
  
          var isOriginTop = this._getOption('originTop');
          var stampMaxY = (isOriginTop ? offset.top : offset.bottom) +
              stampSize.outerHeight;
          for (var i = firstCol; i <= lastCol; i++) {
              this.colYs[i] = Math.max(stampMaxY, this.colYs[i]);
          }
      };
  
      proto._getContainerSize = function () {
          this.maxY = Math.max.apply(Math, this.colYs);
          var size = {
              height: this.maxY
          };
  
          if (this._getOption('fitWidth')) {
              size.width = this._getContainerFitWidth();
          }
  
          return size;
      };
  
      proto._getContainerFitWidth = function () {
          var unusedCols = 0;
          // count unused columns
          var i = this.cols;
          while (--i) {
              if (this.colYs[i] !== 0) {
                  break;
              }
              unusedCols++;
          }
          // fit container to columns that have been used
          return (this.cols - unusedCols) * this.columnWidth - this.gutter;
      };
  
      proto.needsResizeLayout = function () {
          var previousWidth = this.containerWidth;
          this.getContainerWidth();
          return previousWidth != this.containerWidth;
      };
  
      return Masonry;
  
  }));
  
  /*!
   * Masonry layout mode
   * sub-classes Masonry
   * https://masonry.desandro.com
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('isotope-layout/js/layout-modes/masonry', [
                  '../layout-mode',
                  'masonry-layout/masonry'
              ],
              factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              require('../layout-mode'),
              require('masonry-layout')
          );
      } else {
          // browser global
          factory(
              window.Isotope.LayoutMode,
              window.Masonry
          );
      }
  
  }(window, function factory(LayoutMode, Masonry) {
      'use strict';
  
  // -------------------------- masonryDefinition -------------------------- //
  
      // create an Outlayer layout class
      var MasonryMode = LayoutMode.create('masonry');
  
      var proto = MasonryMode.prototype;
  
      var keepModeMethods = {
          _getElementOffset: true,
          layout: true,
          _getMeasurement: true
      };
  
      // inherit Masonry prototype
      for (var method in Masonry.prototype) {
          // do not inherit mode methods
          if (!keepModeMethods[method]) {
              proto[method] = Masonry.prototype[method];
          }
      }
  
      var measureColumns = proto.measureColumns;
      proto.measureColumns = function () {
          // set items, used if measuring first item
          this.items = this.isotope.filteredItems;
          measureColumns.call(this);
      };
  
      // point to mode options for fitWidth
      var _getOption = proto._getOption;
      proto._getOption = function (option) {
          if (option == 'fitWidth') {
              return this.options.isFitWidth !== undefined ?
                  this.options.isFitWidth : this.options.fitWidth;
          }
          return _getOption.apply(this.isotope, arguments);
      };
  
      return MasonryMode;
  
  }));
  
  /**
   * fitRows layout mode
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('isotope-layout/js/layout-modes/fit-rows', [
                  '../layout-mode'
              ],
              factory);
      } else if (typeof exports == 'object') {
          // CommonJS
          module.exports = factory(
              require('../layout-mode')
          );
      } else {
          // browser global
          factory(
              window.Isotope.LayoutMode
          );
      }
  
  }(window, function factory(LayoutMode) {
      'use strict';
  
      var FitRows = LayoutMode.create('fitRows');
  
      var proto = FitRows.prototype;
  
      proto._resetLayout = function () {
          this.x = 0;
          this.y = 0;
          this.maxY = 0;
          this._getMeasurement('gutter', 'outerWidth');
      };
  
      proto._getItemLayoutPosition = function (item) {
          item.getSize();
  
          var itemWidth = item.size.outerWidth + this.gutter;
          // if this element cannot fit in the current row
          var containerWidth = this.isotope.size.innerWidth + this.gutter;
          if (this.x !== 0 && itemWidth + this.x > containerWidth) {
              this.x = 0;
              this.y = this.maxY;
          }
  
          var position = {
              x: this.x,
              y: this.y
          };
  
          this.maxY = Math.max(this.maxY, this.y + item.size.outerHeight);
          this.x += itemWidth;
  
          return position;
      };
  
      proto._getContainerSize = function () {
          return {height: this.maxY};
      };
  
      return FitRows;
  
  }));
  
  /**
   * vertical layout mode
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define('isotope-layout/js/layout-modes/vertical', [
                  '../layout-mode'
              ],
              factory);
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              require('../layout-mode')
          );
      } else {
          // browser global
          factory(
              window.Isotope.LayoutMode
          );
      }
  
  }(window, function factory(LayoutMode) {
      'use strict';
  
      var Vertical = LayoutMode.create('vertical', {
          horizontalAlignment: 0
      });
  
      var proto = Vertical.prototype;
  
      proto._resetLayout = function () {
          this.y = 0;
      };
  
      proto._getItemLayoutPosition = function (item) {
          item.getSize();
          var x = (this.isotope.size.innerWidth - item.size.outerWidth) *
              this.options.horizontalAlignment;
          var y = this.y;
          this.y += item.size.outerHeight;
          return {x: x, y: y};
      };
  
      proto._getContainerSize = function () {
          return {height: this.y};
      };
  
      return Vertical;
  
  }));
  
  /*!
   * Isotope v3.0.5
   *
   * Licensed GPLv3 for open source use
   * or Isotope Commercial License for commercial use
   *
   * https://isotope.metafizzy.co
   * Copyright 2017 Metafizzy
   */
  
  (function (window, factory) {
      // universal module definition
      /* jshint strict: false */ /*globals define, module, require */
      if (typeof define == 'function' && define.amd) {
          // AMD
          define([
                  'outlayer/outlayer',
                  'get-size/get-size',
                  'desandro-matches-selector/matches-selector',
                  'fizzy-ui-utils/utils',
                  'isotope-layout/js/item',
                  'isotope-layout/js/layout-mode',
                  // include default layout modes
                  'isotope-layout/js/layout-modes/masonry',
                  'isotope-layout/js/layout-modes/fit-rows',
                  'isotope-layout/js/layout-modes/vertical'
              ],
              function (Outlayer, getSize, matchesSelector, utils, Item, LayoutMode) {
                  return factory(window, Outlayer, getSize, matchesSelector, utils, Item, LayoutMode);
              });
      } else if (typeof module == 'object' && module.exports) {
          // CommonJS
          module.exports = factory(
              window,
              require('outlayer'),
              require('get-size'),
              require('desandro-matches-selector'),
              require('fizzy-ui-utils'),
              require('isotope-layout/js/item'),
              require('isotope-layout/js/layout-mode'),
              // include default layout modes
              require('isotope-layout/js/layout-modes/masonry'),
              require('isotope-layout/js/layout-modes/fit-rows'),
              require('isotope-layout/js/layout-modes/vertical')
          );
      } else {
          // browser global
          window.Isotope = factory(
              window,
              window.Outlayer,
              window.getSize,
              window.matchesSelector,
              window.fizzyUIUtils,
              window.Isotope.Item,
              window.Isotope.LayoutMode
          );
      }
  
  }(window, function factory(window, Outlayer, getSize, matchesSelector, utils,
                             Item, LayoutMode) {
  
  
  // -------------------------- vars -------------------------- //
  
      var jQuery = window.jQuery;
  
  // -------------------------- helpers -------------------------- //
  
      var trim = String.prototype.trim ?
          function (str) {
              return str.trim();
          } :
          function (str) {
              return str.replace(/^\s+|\s+$/g, '');
          };
  
  // -------------------------- isotopeDefinition -------------------------- //
  
      // create an Outlayer layout class
      var Isotope = Outlayer.create('isotope', {
          layoutMode: 'masonry',
          isJQueryFiltering: true,
          sortAscending: true
      });
  
      Isotope.Item = Item;
      Isotope.LayoutMode = LayoutMode;
  
      var proto = Isotope.prototype;
  
      proto._create = function () {
          this.itemGUID = 0;
          // functions that sort items
          this._sorters = {};
          this._getSorters();
          // call super
          Outlayer.prototype._create.call(this);
  
          // create layout modes
          this.modes = {};
          // start filteredItems with all items
          this.filteredItems = this.items;
          // keep of track of sortBys
          this.sortHistory = ['original-order'];
          // create from registered layout modes
          for (var name in LayoutMode.modes) {
              this._initLayoutMode(name);
          }
      };
  
      proto.reloadItems = function () {
          // reset item ID counter
          this.itemGUID = 0;
          // call super
          Outlayer.prototype.reloadItems.call(this);
      };
  
      proto._itemize = function () {
          var items = Outlayer.prototype._itemize.apply(this, arguments);
          // assign ID for original-order
          for (var i = 0; i < items.length; i++) {
              var item = items[i];
              item.id = this.itemGUID++;
          }
          this._updateItemsSortData(items);
          return items;
      };
  
  
      // -------------------------- layout -------------------------- //
  
      proto._initLayoutMode = function (name) {
          var Mode = LayoutMode.modes[name];
          // set mode options
          // HACK extend initial options, back-fill in default options
          var initialOpts = this.options[name] || {};
          this.options[name] = Mode.options ?
              utils.extend(Mode.options, initialOpts) : initialOpts;
          // init layout mode instance
          this.modes[name] = new Mode(this);
      };
  
  
      proto.layout = function () {
          // if first time doing layout, do all magic
          if (!this._isLayoutInited && this._getOption('initLayout')) {
              this.arrange();
              return;
          }
          this._layout();
      };
  
      // private method to be used in layout() & magic()
      proto._layout = function () {
          // don't animate first layout
          var isInstant = this._getIsInstant();
          // layout flow
          this._resetLayout();
          this._manageStamps();
          this.layoutItems(this.filteredItems, isInstant);
  
          // flag for initalized
          this._isLayoutInited = true;
      };
  
      // filter + sort + layout
      proto.arrange = function (opts) {
          // set any options pass
          this.option(opts);
          this._getIsInstant();
          // filter, sort, and layout
  
          // filter
          var filtered = this._filter(this.items);
          this.filteredItems = filtered.matches;
  
          this._bindArrangeComplete();
  
          if (this._isInstant) {
              this._noTransition(this._hideReveal, [filtered]);
          } else {
              this._hideReveal(filtered);
          }
  
          this._sort();
          this._layout();
      };
      // alias to _init for main plugin method
      proto._init = proto.arrange;
  
      proto._hideReveal = function (filtered) {
          this.reveal(filtered.needReveal);
          this.hide(filtered.needHide);
      };
  
      // HACK
      // Don't animate/transition first layout
      // Or don't animate/transition other layouts
      proto._getIsInstant = function () {
          var isLayoutInstant = this._getOption('layoutInstant');
          var isInstant = isLayoutInstant !== undefined ? isLayoutInstant :
              !this._isLayoutInited;
          this._isInstant = isInstant;
          return isInstant;
      };
  
      // listen for layoutComplete, hideComplete and revealComplete
      // to trigger arrangeComplete
      proto._bindArrangeComplete = function () {
          // listen for 3 events to trigger arrangeComplete
          var isLayoutComplete, isHideComplete, isRevealComplete;
          var _this = this;
  
          function arrangeParallelCallback() {
              if (isLayoutComplete && isHideComplete && isRevealComplete) {
                  _this.dispatchEvent('arrangeComplete', null, [_this.filteredItems]);
              }
          }
  
          this.once('layoutComplete', function () {
              isLayoutComplete = true;
              arrangeParallelCallback();
          });
          this.once('hideComplete', function () {
              isHideComplete = true;
              arrangeParallelCallback();
          });
          this.once('revealComplete', function () {
              isRevealComplete = true;
              arrangeParallelCallback();
          });
      };
  
      // -------------------------- filter -------------------------- //
  
      proto._filter = function (items) {
          var filter = this.options.filter;
          filter = filter || '*';
          var matches = [];
          var hiddenMatched = [];
          var visibleUnmatched = [];
  
          var test = this._getFilterTest(filter);
  
          // test each item
          for (var i = 0; i < items.length; i++) {
              var item = items[i];
              if (item.isIgnored) {
                  continue;
              }
              // add item to either matched or unmatched group
              var isMatched = test(item);
              // item.isFilterMatched = isMatched;
              // add to matches if its a match
              if (isMatched) {
                  matches.push(item);
              }
              // add to additional group if item needs to be hidden or revealed
              if (isMatched && item.isHidden) {
                  hiddenMatched.push(item);
              } else if (!isMatched && !item.isHidden) {
                  visibleUnmatched.push(item);
              }
          }
  
          // return collections of items to be manipulated
          return {
              matches: matches,
              needReveal: hiddenMatched,
              needHide: visibleUnmatched
          };
      };
  
      // get a jQuery, function, or a matchesSelector test given the filter
      proto._getFilterTest = function (filter) {
          if (jQuery && this.options.isJQueryFiltering) {
              // use jQuery
              return function (item) {
                  return jQuery(item.element).is(filter);
              };
          }
          if (typeof filter == 'function') {
              // use filter as function
              return function (item) {
                  return filter(item.element);
              };
          }
          // default, use filter as selector string
          return function (item) {
              return matchesSelector(item.element, filter);
          };
      };
  
      // -------------------------- sorting -------------------------- //
  
      /**
       * @params {Array} elems
       * @public
       */
      proto.updateSortData = function (elems) {
          // get items
          var items;
          if (elems) {
              elems = utils.makeArray(elems);
              items = this.getItems(elems);
          } else {
              // update all items if no elems provided
              items = this.items;
          }
  
          this._getSorters();
          this._updateItemsSortData(items);
      };
  
      proto._getSorters = function () {
          var getSortData = this.options.getSortData;
          for (var key in getSortData) {
              var sorter = getSortData[key];
              this._sorters[key] = mungeSorter(sorter);
          }
      };
  
      /**
       * @params {Array} items - of Isotope.Items
       * @private
       */
      proto._updateItemsSortData = function (items) {
          // do not update if no items
          var len = items && items.length;
  
          for (var i = 0; len && i < len; i++) {
              var item = items[i];
              item.updateSortData();
          }
      };
  
      // ----- munge sorter ----- //
  
      // encapsulate this, as we just need mungeSorter
      // other functions in here are just for munging
      var mungeSorter = (function () {
          // add a magic layer to sorters for convienent shorthands
          // `.foo-bar` will use the text of .foo-bar querySelector
          // `[foo-bar]` will use attribute
          // you can also add parser
          // `.foo-bar parseInt` will parse that as a number
          function mungeSorter(sorter) {
              // if not a string, return function or whatever it is
              if (typeof sorter != 'string') {
                  return sorter;
              }
              // parse the sorter string
              var args = trim(sorter).split(' ');
              var query = args[0];
              // check if query looks like [an-attribute]
              var attrMatch = query.match(/^\[(.+)\]$/);
              var attr = attrMatch && attrMatch[1];
              var getValue = getValueGetter(attr, query);
              // use second argument as a parser
              var parser = Isotope.sortDataParsers[args[1]];
              // parse the value, if there was a parser
              sorter = parser ? function (elem) {
                      return elem && parser(getValue(elem));
                  } :
                  // otherwise just return value
                  function (elem) {
                      return elem && getValue(elem);
                  };
  
              return sorter;
          }
  
          // get an attribute getter, or get text of the querySelector
          function getValueGetter(attr, query) {
              // if query looks like [foo-bar], get attribute
              if (attr) {
                  return function getAttribute(elem) {
                      return elem.getAttribute(attr);
                  };
              }
  
              // otherwise, assume its a querySelector, and get its text
              return function getChildText(elem) {
                  var child = elem.querySelector(query);
                  return child && child.textContent;
              };
          }
  
          return mungeSorter;
      })();
  
      // parsers used in getSortData shortcut strings
      Isotope.sortDataParsers = {
          'parseInt': function (val) {
              return parseInt(val, 10);
          },
          'parseFloat': function (val) {
              return parseFloat(val);
          }
      };
  
      // ----- sort method ----- //
  
      // sort filteredItem order
      proto._sort = function () {
          if (!this.options.sortBy) {
              return;
          }
          // keep track of sortBy History
          var sortBys = utils.makeArray(this.options.sortBy);
          if (!this._getIsSameSortBy(sortBys)) {
              // concat all sortBy and sortHistory, add to front, oldest goes in last
              this.sortHistory = sortBys.concat(this.sortHistory);
          }
          // sort magic
          var itemSorter = getItemSorter(this.sortHistory, this.options.sortAscending);
          this.filteredItems.sort(itemSorter);
      };
  
      // check if sortBys is same as start of sortHistory
      proto._getIsSameSortBy = function (sortBys) {
          for (var i = 0; i < sortBys.length; i++) {
              if (sortBys[i] != this.sortHistory[i]) {
                  return false;
              }
          }
          return true;
      };
  
      // returns a function used for sorting
      function getItemSorter(sortBys, sortAsc) {
          return function sorter(itemA, itemB) {
              // cycle through all sortKeys
              for (var i = 0; i < sortBys.length; i++) {
                  var sortBy = sortBys[i];
                  var a = itemA.sortData[sortBy];
                  var b = itemB.sortData[sortBy];
                  if (a > b || a < b) {
                      // if sortAsc is an object, use the value given the sortBy key
                      var isAscending = sortAsc[sortBy] !== undefined ? sortAsc[sortBy] : sortAsc;
                      var direction = isAscending ? 1 : -1;
                      return (a > b ? 1 : -1) * direction;
                  }
              }
              return 0;
          };
      }
  
      // -------------------------- methods -------------------------- //
  
      // get layout mode
      proto._mode = function () {
          var layoutMode = this.options.layoutMode;
          var mode = this.modes[layoutMode];
          if (!mode) {
              // TODO console.error
              throw new Error('No layout mode: ' + layoutMode);
          }
          // HACK sync mode's options
          // any options set after init for layout mode need to be synced
          mode.options = this.options[layoutMode];
          return mode;
      };
  
      proto._resetLayout = function () {
          // trigger original reset layout
          Outlayer.prototype._resetLayout.call(this);
          this._mode()._resetLayout();
      };
  
      proto._getItemLayoutPosition = function (item) {
          return this._mode()._getItemLayoutPosition(item);
      };
  
      proto._manageStamp = function (stamp) {
          this._mode()._manageStamp(stamp);
      };
  
      proto._getContainerSize = function () {
          return this._mode()._getContainerSize();
      };
  
      proto.needsResizeLayout = function () {
          return this._mode().needsResizeLayout();
      };
  
      // -------------------------- adding & removing -------------------------- //
  
      // HEADS UP overwrites default Outlayer appended
      proto.appended = function (elems) {
          var items = this.addItems(elems);
          if (!items.length) {
              return;
          }
          // filter, layout, reveal new items
          var filteredItems = this._filterRevealAdded(items);
          // add to filteredItems
          this.filteredItems = this.filteredItems.concat(filteredItems);
      };
  
      // HEADS UP overwrites default Outlayer prepended
      proto.prepended = function (elems) {
          var items = this._itemize(elems);
          if (!items.length) {
              return;
          }
          // start new layout
          this._resetLayout();
          this._manageStamps();
          // filter, layout, reveal new items
          var filteredItems = this._filterRevealAdded(items);
          // layout previous items
          this.layoutItems(this.filteredItems);
          // add to items and filteredItems
          this.filteredItems = filteredItems.concat(this.filteredItems);
          this.items = items.concat(this.items);
      };
  
      proto._filterRevealAdded = function (items) {
          var filtered = this._filter(items);
          this.hide(filtered.needHide);
          // reveal all new items
          this.reveal(filtered.matches);
          // layout new items, no transition
          this.layoutItems(filtered.matches, true);
          return filtered.matches;
      };
  
      /**
       * Filter, sort, and layout newly-appended item elements
       * @param {Array or NodeList or Element} elems
       */
      proto.insert = function (elems) {
          var items = this.addItems(elems);
          if (!items.length) {
              return;
          }
          // append item elements
          var i, item;
          var len = items.length;
          for (i = 0; i < len; i++) {
              item = items[i];
              this.element.appendChild(item.element);
          }
          // filter new stuff
          var filteredInsertItems = this._filter(items).matches;
          // set flag
          for (i = 0; i < len; i++) {
              items[i].isLayoutInstant = true;
          }
          this.arrange();
          // reset flag
          for (i = 0; i < len; i++) {
              delete items[i].isLayoutInstant;
          }
          this.reveal(filteredInsertItems);
      };
  
      var _remove = proto.remove;
      proto.remove = function (elems) {
          elems = utils.makeArray(elems);
          var removeItems = this.getItems(elems);
          // do regular thing
          _remove.call(this, elems);
          // bail if no items to remove
          var len = removeItems && removeItems.length;
          // remove elems from filteredItems
          for (var i = 0; len && i < len; i++) {
              var item = removeItems[i];
              // remove item from collection
              utils.removeFrom(this.filteredItems, item);
          }
      };
  
      proto.shuffle = function () {
          // update random sortData
          for (var i = 0; i < this.items.length; i++) {
              var item = this.items[i];
              item.sortData.random = Math.random();
          }
          this.options.sortBy = 'random';
          this._sort();
          this._layout();
      };
  
      /**
       * trigger fn without transition
       * kind of hacky to have this in the first place
       * @param {Function} fn
       * @param {Array} args
       * @returns ret
       * @private
       */
      proto._noTransition = function (fn, args) {
          // save transitionDuration before disabling
          var transitionDuration = this.options.transitionDuration;
          // disable transition
          this.options.transitionDuration = 0;
          // do it
          var returnValue = fn.apply(this, args);
          // re-enable transition for reveal
          this.options.transitionDuration = transitionDuration;
          return returnValue;
      };
  
      // ----- helper methods ----- //
  
      /**
       * getter method for getting filtered item elements
       * @returns {Array} elems - collection of item elements
       */
      proto.getFilteredItemElements = function () {
          return this.filteredItems.map(function (item) {
              return item.element;
          });
      };
  
      // -----  ----- //
  
      return Isotope;
  
  }));
  
  