Playing w/ TangramJS: Raster tile labels and GeoJSON data

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title>TangramJS - Mixing with raster tiles</title>
    <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.0.3/dist/leaflet.css" />
    <style>
        body {
            margin: 0;
            padding: 0;
        }
        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
    </style>
</head>

<body>
    <div id="map"></div>
    <script src="https://unpkg.com/leaflet@1.0.3/dist/leaflet.js"></script>
    <script src="https://unpkg.com/tangram/dist/tangram.min.js"></script>
    <script>
        var kentucky = [37.857507, -85.632935]
        var map = L.map('map', {
          center: kentucky,
          zoom: 7,
        });

var layer = Tangram.leafletLayer({
          scene: 'scene.yaml'
        }).addTo(map);

map.createPane('labels');
        map.getPane('labels').style.zIndex = 1000;

</script>
</body>

</html>

https://unpkg.com/leaflet@1.0.3/dist/leaflet.js

https://unpkg.com/tangram/dist/tangram.min.js