GitBucket
<!DOCTYPE html>
<html lang="ja">
<head>
<title>Hello Hello Hello</title>
<script src="dbl.js"></script>
<style>
body {background:#eef;}
</style>
</head>
<body>
<h1 id="h1">Hello</h1>
<p>Hello,world!!</p>
</body>
</html>