+ <meta charset="utf-8">
+ <title>ccan</title>
+ <link rel="stylesheet" type="text/css" href="<?=$url_prefix?>ccan.css"/>
+ <meta name="viewport" content="width=device-width, initial-scale=1">
+ <link href='//fonts.googleapis.com/css?family=Raleway:300' rel='stylesheet' type='text/css'>
+ <link href='<?=$url_prefix?>prettify/src/prettify.css' rel='stylesheet' type='text/css'>
+ <script type="text/javascript" src="<?=$url_prefix?>prettify/src/run_prettify.js"></script>