<!DOCTYPE html>
<html>
<head>
<title>Example 2.1</title>
<style type="text/css">
h1 { text-align: center; }
</style>
</head>
<body>
<h1>Hello World Wide Web</h1>
<p>
Welcome to the first of many webpages.
I promise they will get more interesting than this.
</p>
</body>
</html>