D3 Examples - Luchtfoto 2020 (Web Mercator) in OpenLayers 4

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<!doctype html>
<html lang="nl">
<head>
  <meta charset="utf-8">
  <title>Luchtfoto 2020 (Web Mercator) in OpenLayers</title>
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="initial-scale=1,user-scalable=no,maximum-scale=1,width=device-width">
  <meta name="author" content="Edward Mac Gillavry">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/openlayers/4.6.4/ol.css">
  <link rel="stylesheet" href="main.css">
  <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestanimationframe,element.prototype.classlist,url"></script>
</head>
<body>
  <div id="map-canvas"></div>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/openlayers/4.6.4/ol.js"></script>
  <script src="main.js"></script>
</body>
</html>
    