<!DOCTYPE html>
<html>
<head>
  <script src="resources/ensure-hidpi.js"></script>
  <style>
    div {
      width: 100px;
      height: 100px;
      margin: 20px 20px 20px 16px;
      border: none;
      display: inline-block;
      background-color: lime;
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  </style>
</head>
<body>
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  <div style="-webkit-filter: url('#filter'); filter: url('#filter');"></div>
</body>
</html>
