Doctype
<!doctype html>
HTML tag
<html lang="zh-Hant"></html>
HTML ISO Language Code Reference
Head tag
<head>
<meta charset="utf-8">
<meta name="description" content="description">
<meta name="author" content="CompSquare">
<title>Google Sign-in</title>
<link rel="stylesheet" href="css/styles.css?v=1.0">
<!--[if lt IE 9]>
<script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"> </script>
<![endif]-->
</head>
Body tag
<body>
<h1>Headding</h1>
</body>