OpenStreetMap with CartoDB
https://carto.com/docs/
by ircama
HTML
<link rel="stylesheet" href="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/themes/css/cartodb.css">
<script src="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/3.15/cartodb.js"></script>
<div id="map"></div>
CSS
html, body, #map {
height: 100%;
padding: 0;
margin: 0;
}
JavaScript
// Create the map
var map = L.map('map', {
zoomControl: true,
center: [45, 10],
zoom: 4
});
// Set up the OSM layer
L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png').addTo(map);