index.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Rock Dodger! (Beta)</title>
  <link rel="stylesheet" type="text/css" href="index.css">
</head>
<body>
  <div id="game">
    <div id="dodger" style="bottom: 0px; left: 180px;"></div>
  </div>
  <script type="text/javascript" src="index.js"></script>
</body>
</html>