rd13_tile_server/config/styles/world.json

{
  "version": 8,
  "name": "World",
  "sources": {
    "openmaptiles": {
      "type": "vector",
      "url": "mbtiles://{osm}"
    }
  },
  "glyphs": "/fonts/{fontstack}/{range}.pbf",
  "layers": [
    {
      "id": "background",
      "type": "background",
      "paint": {
        "background-color": "#f2efe9"
      }
    },
    {
      "id": "water",
      "type": "fill",
      "source": "openmaptiles",
      "source-layer": "water",
      "paint": {
        "fill-color": "#a9d3ff"
      }
    },
    {
      "id": "landcover",
      "type": "fill",
      "source": "openmaptiles",
      "source-layer": "landcover",
      "paint": {
        "fill-color": "#dcebcf"
      }
    },
    {
      "id": "roads",
      "type": "line",
      "source": "openmaptiles",
      "source-layer": "transportation",
      "paint": {
        "line-color": "#ffffff",
        "line-width": [
          "interpolate",
          [
            "linear"
          ],
          [
            "zoom"
          ],
          5,
          0.3,
          14,
          2.0
        ]
      }
    }
  ]
}