anchor.diff:            { "lightness": 41 }
           ]
         },{
  -        "featureType": "transit.station.airport",
  -        "stylers": [
  -          { "lightness": 49 }
  -        ]
  -      },{
           "featureType": "road",
           "stylers": [
             { "saturation": -25 },
  
positive.code:         { "visibility": "off" }
          ]
        },{
          "featureType": "poi.attraction",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "poi.business",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "poi.place_of_worship",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "transit.line",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "poi.attraction",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "poi.medical",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "poi.school",
          "stylers": [
            { "visibility": "on" }
          ]
        },{
          "featureType": "landscape.man_made",
          "stylers": [
            { "visibility": "off" }
          ]
  
negative.code:         "elementType": "geometry.stroke",
          "stylers": [
            { "visibility": "off" }
          ],
          "elementType": "geometry.fill",
          "stylers": [
            { "visibility": "on" },
            { "lightness": -5 }
          ]
        },{
          "featureType": "transit.line",
          "stylers": [
            { "visibility": "off" }
          ]
        },{
          "featureType": "transit.station.airport",
          "stylers": [
            { "lightness": 49 }
          ]
        },{
          "featureType": "transit.station.rail",
  