[
  {
    "stylers": [
      { "hue": "#4F98C9" },
      { "saturation": 30 }
    ]
  }, {
    "featureType": "road",
    "elementType": "geometry",
    "stylers": [
      { "color": "#A5A5A5" },
      { "stroke": "#000" },
      { "visibility": "on" }
    ]
  }, {
    "featureType": "road",
    "elementType": "labels",
    "stylers": [
      { "weight": 0.1 },
      { "visibility": "on" }
    ]
  }, {
    "featureType": "water",
    "elementType": "all",
    "stylers": [
      { "visibility": "on" },
      { "color": "#787878" }  
    ]
  }, {
    "featureType": "administrative.country",
    "elementType": "geometry.stroke",
    "stylers": [
      { "visibility": "on" },
      { "color": "#FFF" },
      { "weight": 1 }
    ]
  }
]

Increase modularity by delegating custom map styles to external JSON
data: Increase modularity by delegating custom map styles to external JSON
