{
  "version": 8,
  "name": "Water Mask Style",
  "sources": {
    "osm_data": {
      "type": "vector",
      "url": "mbtiles://{tiles}", 
      "minzoom": 0,
      "maxzoom": 14
	}
  },
  "layers": [
    {
      "id": "background-black",
      "type": "background",
      "paint": {
        "background-color": "#000000"
      }
    },
    {
      "id": "water-white",
      "type": "fill",
      "source": "osm_data",
      "source-layer": "water",
      "paint": {
        "fill-color": "#FFFFFF"
      }
    }
  ]
}