iframe/index.html (17 lines of code) (raw):
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title></title>
<link rel="stylesheet" href="main.css">
<script src="https://interactive.guim.co.uk/libs/iframe-messenger/iframeMessenger.js"></script>
<script src="https://interactive.guim.co.uk/libs/ractive/ractive.js"></script>
</head>
<body>
<%= html %>
<script src="app.js"></script>
<script type="text/javascript">
iframeMessenger.enableAutoResize();
</script>
</body>
</html>