<!DOCTYPE html>
<html>
<head>
  <title>Test</title>

  <!-- load source style -->
  <link href="css/style.bundle.css" rel="stylesheet">

  <!-- load source script -->
  <script src="js/main.bundle.js" defer="defer"></script>
</head>
<body>
  <h1>Hello World!</h1>
</body>
</html>