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  /**
   * ScrollReveal
   * ------------
   * Version : 3.3.6
   * Website : scrollrevealjs.org
   * Repo    : github.com/jlmakes/scrollreveal.js
   * Author  : Julian Lloyd (@jlmakes)
   */
  
  ;(function () {
    'use strict';
  
    var sr;
    var _requestAnimationFrame;
  
    function ScrollReveal (config) {
      // Support instantiation without the `new` keyword.
      if (typeof this === 'undefined' || Object.getPrototypeOf(this) !== ScrollReveal.prototype) {
        return new ScrollReveal(config)
      }
  
      sr = this; // Save reference to instance.
      sr.version = '3.3.6';
      sr.tools = new Tools(); // *required utilities
  
      if (sr.isSupported()) {
        sr.tools.extend(sr.defaults, config || {});
  
        sr.defaults.container = _resolveContainer(sr.defaults);
  
        sr.store = {
          elements: {},
          containers: []
        };
  
        sr.sequences = {};
        sr.history = [];
        sr.uid = 0;
        sr.initialized = false
      } else if (typeof console !== 'undefined' && console !== null) {
        // Note: IE9 only supports console if devtools are open.
        console.log('ScrollReveal is not supported in this browser.')
      }
  
      return sr
    }
  
    /**
     * Configuration
     * -------------
     * This object signature can be passed directly to the ScrollReveal constructor,
     * or as the second argument of the `reveal()` method.
     */
  
    ScrollReveal.prototype.defaults = {
      // 'bottom', 'left', 'top', 'right'
      origin: 'bottom',
  
      // Can be any valid CSS distance, e.g. '5rem', '10%', '20vw', etc.
      distance: '20px',
  
      // Time in milliseconds.
      duration: 500,
      delay: 0,
  
      // Starting angles in degrees, will transition from these values to 0 in all axes.
      rotate: { x: 0, y: 0, z: 0 },
  
      // Starting opacity value, before transitioning to the computed opacity.
      opacity: 0,
  
      // Starting scale value, will transition from this value to 1
      scale: 0.9,
  
      // Accepts any valid CSS easing, e.g. 'ease', 'ease-in-out', 'linear', etc.
      easing: 'cubic-bezier(0.6, 0.2, 0.1, 1)',
  
      // `<html>` is the default reveal container. You can pass either:
      // DOM Node, e.g. document.querySelector('.fooContainer')
      // Selector, e.g. '.fooContainer'
      container: window.document.documentElement,
  
      // true/false to control reveal animations on mobile.
      mobile: true,
  
      // true:  reveals occur every time elements become visible
      // false: reveals occur once as elements become visible
      reset: false,
  
      // 'always' — delay for all reveal animations
      // 'once'   — delay only the first time reveals occur
      // 'onload' - delay only for animations triggered by first load
      useDelay: 'always',
  
      // Change when an element is considered in the viewport. The default value
      // of 0.20 means 20% of an element must be visible for its reveal to occur.
      viewFactor: 0.2,
  
      // Pixel values that alter the container boundaries.
      // e.g. Set `{ top: 48 }`, if you have a 48px tall fixed toolbar.
      // --
      // Visual Aid: https://scrollrevealjs.org/assets/viewoffset.png
      viewOffset: { top: 0, right: 0, bottom: 0, left: 0 },
  
      // Callbacks that fire for each triggered element reveal, and reset.
      beforeReveal: function (domEl) {},
      beforeReset: function (domEl) {},
  
      // Callbacks that fire for each completed element reveal, and reset.
      afterReveal: function (domEl) {},
      afterReset: function (domEl) {}
    };
  
    /**
     * Check if client supports CSS Transform and CSS Transition.
     * @return {boolean}
     */
    ScrollReveal.prototype.isSupported = function () {
      var style = document.documentElement.style;
      return 'WebkitTransition' in style && 'WebkitTransform' in style ||
        'transition' in style && 'transform' in style
    };
  
    /**
     * Creates a reveal set, a group of elements that will animate when they
     * become visible. If [interval] is provided, a new sequence is created
     * that will ensure elements reveal in the order they appear in the DOM.
     *
     * @param {Node|NodeList|string} [target]   The node, node list or selector to use for animation.
     * @param {Object}               [config]   Override the defaults for this reveal set.
     * @param {number}               [interval] Time between sequenced element animations (milliseconds).
     * @param {boolean}              [sync]     Used internally when updating reveals for async content.
     *
     * @return {Object} The current ScrollReveal instance.
     */
    ScrollReveal.prototype.reveal = function (target, config, interval, sync) {
      var container;
      var elements;
      var elem;
      var elemId;
      var sequence;
      var sequenceId;
  
      // No custom configuration was passed, but a sequence interval instead.
      // let’s shuffle things around to make sure everything works.
      if (config !== undefined && typeof config === 'number') {
        interval = config;
        config = {}
      } else if (config === undefined || config === null) {
        config = {}
      }
  
      container = _resolveContainer(config);
      elements = _getRevealElements(target, container);
  
      if (!elements.length) {
        console.log('ScrollReveal: reveal on "' + target + '" failed, no elements found.');
        return sr
      }
  
      // Prepare a new sequence if an interval is passed.
      if (interval && typeof interval === 'number') {
        sequenceId = _nextUid();
  
        sequence = sr.sequences[sequenceId] = {
          id: sequenceId,
          interval: interval,
          elemIds: [],
          active: false
        }
      }
  
      // Begin main loop to configure ScrollReveal elements.
      for (var i = 0; i < elements.length; i++) {
        // Check if the element has already been configured and grab it from the store.
        elemId = elements[i].getAttribute('data-sr-id');
        if (elemId) {
          elem = sr.store.elements[elemId]
        } else {
          // Otherwise, let’s do some basic setup.
          elem = {
            id: _nextUid(),
            domEl: elements[i],
            seen: false,
            revealing: false
          };
          elem.domEl.setAttribute('data-sr-id', elem.id)
        }
  
        // Sequence only setup
        if (sequence) {
          elem.sequence = {
            id: sequence.id,
            index: sequence.elemIds.length
          };
  
          sequence.elemIds.push(elem.id)
        }
  
        // New or existing element, it’s time to update its configuration, styles,
        // and send the updates to our store.
        _configure(elem, config, container);
        _style(elem);
        _updateStore(elem);
  
        // We need to make sure elements are set to visibility: visible, even when
        // on mobile and `config.mobile === false`, or if unsupported.
        if (sr.tools.isMobile() && !elem.config.mobile || !sr.isSupported()) {
          elem.domEl.setAttribute('style', elem.styles.inline);
          elem.disabled = true
        } else if (!elem.revealing) {
          // Otherwise, proceed normally.
          elem.domEl.setAttribute('style',
            elem.styles.inline +
            elem.styles.transform.initial
          )
        }
      }
  
      // Each `reveal()` is recorded so that when calling `sync()` while working
      // with asynchronously loaded content, it can re-trace your steps but with
      // all your new elements now in the DOM.
  
      // Since `reveal()` is called internally by `sync()`, we don’t want to
      // record or intiialize each reveal during syncing.
      if (!sync && sr.isSupported()) {
        _record(target, config, interval);
  
        // We push initialization to the event queue using setTimeout, so that we can
        // give ScrollReveal room to process all reveal calls before putting things into motion.
        // --
        // Philip Roberts - What the heck is the event loop anyway? (JSConf EU 2014)
        // https://www.youtube.com/watch?v=8aGhZQkoFbQ
        if (sr.initTimeout) {
          window.clearTimeout(sr.initTimeout)
        }
        sr.initTimeout = window.setTimeout(_init, 0)
      }
  
      return sr
    };
  
    /**
     * Re-runs `reveal()` for each record stored in history, effectively capturing
     * any content loaded asynchronously that matches existing reveal set targets.
     * @return {Object} The current ScrollReveal instance.
     */
    ScrollReveal.prototype.sync = function () {
      if (sr.history.length && sr.isSupported()) {
        for (var i = 0; i < sr.history.length; i++) {
          var record = sr.history[i];
          sr.reveal(record.target, record.config, record.interval, true)
        }
        _init()
      } else {
        console.log('ScrollReveal: sync failed, no reveals found.')
      }
      return sr
    };
  
    /**
     * Private Methods
     * ---------------
     */
  
    function _resolveContainer (config) {
      if (config && config.container) {
        if (typeof config.container === 'string') {
          return window.document.documentElement.querySelector(config.container)
        } else if (sr.tools.isNode(config.container)) {
          return config.container
        } else {
          console.log('ScrollReveal: invalid container "' + config.container + '" provided.');
          console.log('ScrollReveal: falling back to default container.')
        }
      }
      return sr.defaults.container
    }
  
    /**
     * check to see if a node or node list was passed in as the target,
     * otherwise query the container using target as a selector.
     *
     * @param {Node|NodeList|string} [target]    client input for reveal target.
     * @param {Node}                 [container] parent element for selector queries.
     *
     * @return {array} elements to be revealed.
     */
    function _getRevealElements (target, container) {
      if (typeof target === 'string') {
        return Array.prototype.slice.call(container.querySelectorAll(target))
      } else if (sr.tools.isNode(target)) {
        return [target]
      } else if (sr.tools.isNodeList(target)) {
        return Array.prototype.slice.call(target)
      }
      return []
    }
  
    /**
     * A consistent way of creating unique IDs.
     * @returns {number}
     */
    function _nextUid () {
      return ++sr.uid
    }
  
    function _configure (elem, config, container) {
      // If a container was passed as a part of the config object,
      // let’s overwrite it with the resolved container passed in.
      if (config.container) config.container = container;
      // If the element hasn’t already been configured, let’s use a clone of the
      // defaults extended by the configuration passed as the second argument.
      if (!elem.config) {
        elem.config = sr.tools.extendClone(sr.defaults, config)
      } else {
        // Otherwise, let’s use a clone of the existing element configuration extended
        // by the configuration passed as the second argument.
        elem.config = sr.tools.extendClone(elem.config, config)
      }
  
      // Infer CSS Transform axis from origin string.
      if (elem.config.origin === 'top' || elem.config.origin === 'bottom') {
        elem.config.axis = 'Y'
      } else {
        elem.config.axis = 'X'
      }
    }
  
    function _style (elem) {
      var computed = window.getComputedStyle(elem.domEl);
  
      if (!elem.styles) {
        elem.styles = {
          transition: {},
          transform: {},
          computed: {}
        };
  
        // Capture any existing inline styles, and add our visibility override.
        // --
        // See section 4.2. in the Documentation:
        // https://github.com/jlmakes/scrollreveal.js#42-improve-user-experience
        elem.styles.inline = elem.domEl.getAttribute('style') || '';
        elem.styles.inline += '; visibility: visible; ';
  
        // grab the elements existing opacity.
        elem.styles.computed.opacity = computed.opacity;
  
        // grab the elements existing transitions.
        if (!computed.transition || computed.transition === 'all 0s ease 0s') {
          elem.styles.computed.transition = ''
        } else {
          elem.styles.computed.transition = computed.transition + ', '
        }
      }
  
      // Create transition styles
      elem.styles.transition.instant = _generateTransition(elem, 0);
      elem.styles.transition.delayed = _generateTransition(elem, elem.config.delay);
  
      // Generate transform styles, first with the webkit prefix.
      elem.styles.transform.initial = ' -webkit-transform:';
      elem.styles.transform.target = ' -webkit-transform:';
      _generateTransform(elem);
  
      // And again without any prefix.
      elem.styles.transform.initial += 'transform:';
      elem.styles.transform.target += 'transform:';
      _generateTransform(elem)
    }
  
    function _generateTransition (elem, delay) {
      var config = elem.config;
  
      return '-webkit-transition: ' + elem.styles.computed.transition +
        '-webkit-transform ' + config.duration / 1000 + 's ' +
        config.easing + ' ' +
        delay / 1000 + 's, opacity ' +
        config.duration / 1000 + 's ' +
        config.easing + ' ' +
        delay / 1000 + 's; ' +
  
        'transition: ' + elem.styles.computed.transition +
        'transform ' + config.duration / 1000 + 's ' +
        config.easing + ' ' +
        delay / 1000 + 's, opacity ' +
        config.duration / 1000 + 's ' +
        config.easing + ' ' +
        delay / 1000 + 's; '
    }
  
    function _generateTransform (elem) {
      var config = elem.config;
      var cssDistance;
      var transform = elem.styles.transform;
  
      // Let’s make sure our our pixel distances are negative for top and left.
      // e.g. origin = 'top' and distance = '25px' starts at `top: -25px` in CSS.
      if (config.origin === 'top' || config.origin === 'left') {
        cssDistance = /^-/.test(config.distance)
          ? config.distance.substr(1)
          : '-' + config.distance
      } else {
        cssDistance = config.distance
      }
  
      if (parseInt(config.distance)) {
        transform.initial += ' translate' + config.axis + '(' + cssDistance + ')';
        transform.target += ' translate' + config.axis + '(0)'
      }
      if (config.scale) {
        transform.initial += ' scale(' + config.scale + ')';
        transform.target += ' scale(1)'
      }
      if (config.rotate.x) {
        transform.initial += ' rotateX(' + config.rotate.x + 'deg)';
        transform.target += ' rotateX(0)'
      }
      if (config.rotate.y) {
        transform.initial += ' rotateY(' + config.rotate.y + 'deg)';
        transform.target += ' rotateY(0)'
      }
      if (config.rotate.z) {
        transform.initial += ' rotateZ(' + config.rotate.z + 'deg)';
        transform.target += ' rotateZ(0)'
      }
      transform.initial += '; opacity: ' + config.opacity + ';';
      transform.target += '; opacity: ' + elem.styles.computed.opacity + ';'
    }
  
    function _updateStore (elem) {
      var container = elem.config.container;
  
      // If this element’s container isn’t already in the store, let’s add it.
      if (container && sr.store.containers.indexOf(container) === -1) {
        sr.store.containers.push(elem.config.container)
      }
  
      // Update the element stored with our new element.
      sr.store.elements[elem.id] = elem
    }
  
    function _record (target, config, interval) {
      // Save the `reveal()` arguments that triggered this `_record()` call, so we
      // can re-trace our steps when calling the `sync()` method.
      var record = {
        target: target,
        config: config,
        interval: interval
      };
      sr.history.push(record)
    }
  
    function _init () {
      if (sr.isSupported()) {
        // Initial animate call triggers valid reveal animations on first load.
        // Subsequent animate calls are made inside the event handler.
        _animate();
  
        // Then we loop through all container nodes in the store and bind event
        // listeners to each.
        for (var i = 0; i < sr.store.containers.length; i++) {
          sr.store.containers[i].addEventListener('scroll', _handler);
          sr.store.containers[i].addEventListener('resize', _handler)
        }
  
        // Let’s also do a one-time binding of window event listeners.
        if (!sr.initialized) {
          window.addEventListener('scroll', _handler);
          window.addEventListener('resize', _handler);
          sr.initialized = true
        }
      }
      return sr
    }
  
    function _handler () {
      _requestAnimationFrame(_animate)
    }
  
    function _setActiveSequences () {
      var active;
      var elem;
      var elemId;
      var sequence;
  
      // Loop through all sequences
      sr.tools.forOwn(sr.sequences, function (sequenceId) {
        sequence = sr.sequences[sequenceId];
        active = false;
  
        // For each sequenced elemenet, let’s check visibility and if
        // any are visible, set it’s sequence to active.
        for (var i = 0; i < sequence.elemIds.length; i++) {
          elemId = sequence.elemIds[i];
          elem = sr.store.elements[elemId];
          if (_isElemVisible(elem) && !active) {
            active = true
          }
        }
  
        sequence.active = active
      })
    }
  
    function _animate () {
      var delayed;
      var elem;
  
      _setActiveSequences();
  
      // Loop through all elements in the store
      sr.tools.forOwn(sr.store.elements, function (elemId) {
        elem = sr.store.elements[elemId];
        delayed = _shouldUseDelay(elem);
  
        // Let’s see if we should revealand if so,
        // trigger the `beforeReveal` callback and
        // determine whether or not to use delay.
        if (_shouldReveal(elem)) {
          elem.config.beforeReveal(elem.domEl);
          if (delayed) {
            elem.domEl.setAttribute('style',
              elem.styles.inline +
              elem.styles.transform.target +
              elem.styles.transition.delayed
            )
          } else {
            elem.domEl.setAttribute('style',
              elem.styles.inline +
              elem.styles.transform.target +
              elem.styles.transition.instant
            )
          }
  
          // Let’s queue the `afterReveal` callback
          // and mark the element as seen and revealing.
          _queueCallback('reveal', elem, delayed);
          elem.revealing = true;
          elem.seen = true;
  
          if (elem.sequence) {
            _queueNextInSequence(elem, delayed)
          }
        } else if (_shouldReset(elem)) {
          //Otherwise reset our element and
          // trigger the `beforeReset` callback.
          elem.config.beforeReset(elem.domEl);
          elem.domEl.setAttribute('style',
            elem.styles.inline +
            elem.styles.transform.initial +
            elem.styles.transition.instant
          );
          // And queue the `afterReset` callback.
          _queueCallback('reset', elem);
          elem.revealing = false
        }
      })
    }
  
    function _queueNextInSequence (elem, delayed) {
      var elapsed = 0;
      var delay = 0;
      var sequence = sr.sequences[elem.sequence.id];
  
      // We’re processing a sequenced element, so let's block other elements in this sequence.
      sequence.blocked = true;
  
      // Since we’re triggering animations a part of a sequence after animations on first load,
      // we need to check for that condition and explicitly add the delay to our timer.
      if (delayed && elem.config.useDelay === 'onload') {
        delay = elem.config.delay
      }
  
      // If a sequence timer is already running, capture the elapsed time and clear it.
      if (elem.sequence.timer) {
        elapsed = Math.abs(elem.sequence.timer.started - new Date());
        window.clearTimeout(elem.sequence.timer)
      }
  
      // Start a new timer.
      elem.sequence.timer = { started: new Date() };
      elem.sequence.timer.clock = window.setTimeout(function () {
        // Sequence interval has passed, so unblock the sequence and re-run the handler.
        sequence.blocked = false;
        elem.sequence.timer = null;
        _handler()
      }, Math.abs(sequence.interval) + delay - elapsed)
    }
  
    function _queueCallback (type, elem, delayed) {
      var elapsed = 0;
      var duration = 0;
      var callback = 'after';
  
      // Check which callback we’re working with.
      switch (type) {
        case 'reveal':
          duration = elem.config.duration;
          if (delayed) {
            duration += elem.config.delay
          }
          callback += 'Reveal';
          break;
  
        case 'reset':
          duration = elem.config.duration;
          callback += 'Reset';
          break
      }
  
      // If a timer is already running, capture the elapsed time and clear it.
      if (elem.timer) {
        elapsed = Math.abs(elem.timer.started - new Date());
        window.clearTimeout(elem.timer.clock)
      }
  
      // Start a new timer.
      elem.timer = { started: new Date() };
      elem.timer.clock = window.setTimeout(function () {
        // The timer completed, so let’s fire the callback and null the timer.
        elem.config[callback](elem.domEl);
        elem.timer = null
      }, duration - elapsed)
    }
  
    function _shouldReveal (elem) {
      if (elem.sequence) {
        var sequence = sr.sequences[elem.sequence.id];
        return sequence.active &&
          !sequence.blocked &&
          !elem.revealing &&
          !elem.disabled
      }
      return _isElemVisible(elem) &&
        !elem.revealing &&
        !elem.disabled
    }
  
    function _shouldUseDelay (elem) {
      var config = elem.config.useDelay;
      return config === 'always' ||
        (config === 'onload' && !sr.initialized) ||
        (config === 'once' && !elem.seen)
    }
  
    function _shouldReset (elem) {
      if (elem.sequence) {
        var sequence = sr.sequences[elem.sequence.id];
        return !sequence.active &&
          elem.config.reset &&
          elem.revealing &&
          !elem.disabled
      }
      return !_isElemVisible(elem) &&
        elem.config.reset &&
        elem.revealing &&
        !elem.disabled
    }
  
    function _getContainer (container) {
      return {
        width: container.clientWidth,
        height: container.clientHeight
      }
    }
  
    function _getScrolled (container) {
      // Return the container scroll values, plus the its offset.
      if (container && container !== window.document.documentElement) {
        var offset = _getOffset(container);
        return {
          x: container.scrollLeft + offset.left,
          y: container.scrollTop + offset.top
        }
      } else {
        // Otherwise, default to the window object’s scroll values.
        return {
          x: window.pageXOffset,
          y: window.pageYOffset
        }
      }
    }
  
    function _getOffset (domEl) {
      var offsetTop = 0;
      var offsetLeft = 0;
  
        // Grab the element’s dimensions.
      var offsetHeight = domEl.offsetHeight;
      var offsetWidth = domEl.offsetWidth;
  
      // Now calculate the distance between the element and its parent, then
      // again for the parent to its parent, and again etc... until we have the
      // total distance of the element to the document’s top and left origin.
      do {
        if (!isNaN(domEl.offsetTop)) {
          offsetTop += domEl.offsetTop
        }
        if (!isNaN(domEl.offsetLeft)) {
          offsetLeft += domEl.offsetLeft
        }
        domEl = domEl.offsetParent
      } while (domEl);
  
      return {
        top: offsetTop,
        left: offsetLeft,
        height: offsetHeight,
        width: offsetWidth
      }
    }
  
    function _isElemVisible (elem) {
      var offset = _getOffset(elem.domEl);
      var container = _getContainer(elem.config.container);
      var scrolled = _getScrolled(elem.config.container);
      var vF = elem.config.viewFactor;
  
        // Define the element geometry.
      var elemHeight = offset.height;
      var elemWidth = offset.width;
      var elemTop = offset.top;
      var elemLeft = offset.left;
      var elemBottom = elemTop + elemHeight;
      var elemRight = elemLeft + elemWidth;
  
      return confirmBounds() || isPositionFixed();
  
      function confirmBounds () {
        // Define the element’s functional boundaries using its view factor.
        var top = elemTop + elemHeight * vF;
        var left = elemLeft + elemWidth * vF;
        var bottom = elemBottom - elemHeight * vF;
        var right = elemRight - elemWidth * vF;
  
        // Define the container functional boundaries using its view offset.
        var viewTop = scrolled.y + elem.config.viewOffset.top;
        var viewLeft = scrolled.x + elem.config.viewOffset.left;
        var viewBottom = scrolled.y - elem.config.viewOffset.bottom + container.height;
        var viewRight = scrolled.x - elem.config.viewOffset.right + container.width;
  
        return top < viewBottom &&
          bottom > viewTop &&
          left < viewRight &&
          right > viewLeft
      }
  
      function isPositionFixed () {
        return (window.getComputedStyle(elem.domEl).position === 'fixed')
      }
    }
  
    /**
     * Utilities
     * ---------
     */
  
    function Tools () {}
  
    Tools.prototype.isObject = function (object) {
      return object !== null && typeof object === 'object' && object.constructor === Object
    };
  
    Tools.prototype.isNode = function (object) {
      return typeof window.Node === 'object'
        ? object instanceof window.Node
        : object && typeof object === 'object' &&
          typeof object.nodeType === 'number' &&
          typeof object.nodeName === 'string'
    };
  
    Tools.prototype.isNodeList = function (object) {
      var prototypeToString = Object.prototype.toString.call(object);
      var regex = /^\[object (HTMLCollection|NodeList|Object)\]$/;
  
      return typeof window.NodeList === 'object'
        ? object instanceof window.NodeList
        : object && typeof object === 'object' &&
          regex.test(prototypeToString) &&
          typeof object.length === 'number' &&
          (object.length === 0 || this.isNode(object[0]))
    };
  
    Tools.prototype.forOwn = function (object, callback) {
      if (!this.isObject(object)) {
        throw new TypeError('Expected "object", but received "' + typeof object + '".')
      } else {
        for (var property in object) {
          if (object.hasOwnProperty(property)) {
            callback(property)
          }
        }
      }
    };
  
    Tools.prototype.extend = function (target, source) {
      this.forOwn(source, function (property) {
        if (this.isObject(source[property])) {
          if (!target[property] || !this.isObject(target[property])) {
            target[property] = {}
          }
          this.extend(target[property], source[property])
        } else {
          target[property] = source[property]
        }
      }.bind(this));
      return target
    };
  
    Tools.prototype.extendClone = function (target, source) {
      return this.extend(this.extend({}, target), source)
    };
  
    Tools.prototype.isMobile = function () {
      return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)
    };
  
    /**
     * Polyfills
     * --------
     */
  
    _requestAnimationFrame = window.requestAnimationFrame ||
      window.webkitRequestAnimationFrame ||
      window.mozRequestAnimationFrame ||
      function (callback) {
        window.setTimeout(callback, 1000 / 60)
      };
  
    /**
     * Module Wrapper
     * --------------
     */
    if (typeof define === 'function' && typeof define.amd === 'object' && define.amd) {
      define(function () {
        return ScrollReveal
      })
    } else if (typeof module !== 'undefined' && module.exports) {
      module.exports = ScrollReveal
    } else {
      window.ScrollReveal = ScrollReveal
    }
  })();
  