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<html>

<head>
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  <meta http-equiv="X-UA-Compatible" content="IE=edge">
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  <link rel="stylesheet" href="../../../styles.css">
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</head>

<body>
  <div id="controls">
    <select id="webglVersion">
      <option value="2" selected>WebGL 2</option>
      <option value="1">WebGL 1</option>
    </select>

    <select id="alpha">
      <option value="alpha" select