Custom tooltip styles with CSS

Using a class on the map object to customize popup and tooltip themes

<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>Custom tooltip styles with CSS</title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<script src='https://api.mapbox.com/mapbox.js/v3.1.0/mapbox.js'></script>
<link href='https://api.mapbox.com/mapbox.js/v3.1.0/mapbox.css' rel='stylesheet' />
<style>
  body { margin:0; padding:0; }
  #map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<style>
/*
 * These CSS rules affect the tooltips within maps with the custom-popup
 * class. See the full CSS for all customizable options:
 * https://github.com/mapbox/mapbox.js/blob/001754177f3985c0e6b4a26e3c869b0c66162c99/theme/style.css#L321-L366
 */
.custom-popup .leaflet-popup-content-wrapper {
  background:#2c3e50;
  color:#fff;
  font-size:16px;
  line-height:24px;
  }
.custom-popup .leaflet-popup-content-wrapper a {
  color:rgba(255,255,255,0.5);
  }
.custom-popup .leaflet-popup-tip-container {
  width:30px;
  height:15px;
  }
.custom-popup .leaflet-popup-tip {
  border-left:15px solid transparent;
  border-right:15px solid transparent;
  border-top:15px solid #2c3e50;
  }
</style>
</head>
<body>
<div class='custom-popup' id='map'></div>
<script>
L.mapbox.accessToken = '<your access token here>';
var map = L.mapbox.map('map', 'examples.map-zr0njcqy');
</script>
to create your own custom map and use it in this example.
Use this example by copying its source into your own HTML page and replacing the Map ID with one of your own from your projects. Having trouble with JavaScript? Try out Codecademy or contact our support team.
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