anchor.diff:  mapboxgl.accessToken = "<%== ENV['MAPBOX_API_KEY'] %>";
   var map = new mapboxgl.Map({
       container: 'map-placeholder', // container id
  -    style: 'mapbox://styles/hidefstatic/ciyyx0tza002h2rmktua1iuk9', //stylesheet location
  +    style: 'mapbox://styles/hidefstatic/ciz023vgy003u2rrwiqfik8mf', //stylesheet location
       center: [-122.3321, 47.6062], // starting position
       zoom: 11 // starting zoom
   });
  
positive.code:     source: "single-point",
      type: "symbol",
      layout: {
        "icon-image": "ruby",
        "icon-size": 0.3,
        "icon-allow-overlap": true
      }
  
  
negative.code:     type: "symbol",
      source: "pins",
      layout: {
        "icon-image": "ruby-2",
        "icon-size": 0.4,
        "icon-allow-overlap": true
      }
  
  