/**** Start of imports. If edited, may not auto-convert in the playground. ****/
var dmsp = ee.ImageCollection("projects/sat-io/open-datasets/Harmonized_NTL/dmsp"),
    viirs = ee.ImageCollection("projects/sat-io/open-datasets/Harmonized_NTL/viirs");
/***** End of imports. If edited, may not auto-convert in the playground. *****/
var viz = ["67001f","b2182b","d6604d","f4a582","fddbc7","ffffff","e0e0e0","bababa","878787","4d4d4d"].reverse()

Map.addLayer(dmsp.first(),{'min':50,'max':65,'palette':viz},'DMSP NTL 1992')
Map.addLayer(viirs.sort('system:time_start',false).first().updateMask(ee.Image(viirs.sort('system:time_start',false).first()).gte(50)),{'min':50,'max':65,'palette':viz},'Harmonized Simulated VIIRS NTL 2021')


var Dark
 = 
[
  {
    "featureType": "all",
    "elementType": "labels",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "all",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "all",
    "elementType": "labels.text.fill",
    "stylers": [
      {
        "saturation": 36
      },
      {
        "color": "#000000"
      },
      {
        "lightness": 40
      }
    ]
  },
  {
    "featureType": "all",
    "elementType": "labels.text.stroke",
    "stylers": [
      {
        "visibility": "on"
      },
      {
        "color": "#000000"
      },
      {
        "lightness": 16
      }
    ]
  },
  {
    "featureType": "all",
    "elementType": "labels.icon",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "administrative",
    "elementType": "geometry",
    "stylers": [
      {
        "visibility": "on"
      }
    ]
  },
  {
    "featureType": "administrative",
    "elementType": "geometry.fill",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 20
      }
    ]
  },
  {
    "featureType": "administrative",
    "elementType": "geometry.stroke",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 17
      },
      {
        "weight": 1.2
      }
    ]
  },
  {
    "featureType": "administrative",
    "elementType": "labels",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "administrative",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "landscape",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 20
      }
    ]
  },
  {
    "featureType": "landscape",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "poi",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 21
      }
    ]
  },
  {
    "featureType": "poi",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "road",
    "elementType": "geometry.fill",
    "stylers": [
      {
        "visibility": "simplified"
      },
      {
        "color": "#8a4040"
      }
    ]
  },
  {
    "featureType": "road",
    "elementType": "geometry.stroke",
    "stylers": [
      {
        "visibility": "on"
      },
      {
        "color": "#ffffff"
      }
    ]
  },
  {
    "featureType": "road",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "road.highway",
    "elementType": "geometry.fill",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 17
      }
    ]
  },
  {
    "featureType": "road.highway",
    "elementType": "geometry.stroke",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 29
      },
      {
        "weight": 0.2
      }
    ]
  },
  {
    "featureType": "road.arterial",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 18
      }
    ]
  },
  {
    "featureType": "road.arterial",
    "elementType": "geometry.fill",
    "stylers": [
      {
        "color": "#ffffff"
      },
      {
        "visibility": "on"
      }
    ]
  },
  {
    "featureType": "road.local",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 16
      }
    ]
  },
  {
    "featureType": "road.local",
    "elementType": "geometry.fill",
    "stylers": [
      {
        "visibility": "on"
      },
      {
        "color": "#faf2f2"
      }
    ]
  },
  {
    "featureType": "transit",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#000000"
      },
      {
        "lightness": 19
      }
    ]
  },
  {
    "featureType": "transit",
    "elementType": "labels",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "transit",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  },
  {
    "featureType": "water",
    "elementType": "geometry",
    "stylers": [
      {
        "color": "#b4bcc2"
      },
      {
        "lightness": 17
      }
    ]
  },
  {
    "featureType": "water",
    "elementType": "labels",
    "stylers": [
      {
        "visibility": "on"
      }
    ]
  },
  {
    "featureType": "water",
    "elementType": "labels.text",
    "stylers": [
      {
        "visibility": "off"
      }
    ]
  }
]
Map.setOptions('Dark', {Dark
: Dark
})