Miscellany
public text v1 · immutable<?xml version="1.0"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Strict 1.0//EN"
"http://www.w3.org/TR/xhtml-basic/xhtml-strict10.dtd">
<html>
<head>
<style type="text/css">
div { margin: 0 auto; width: 400px; padding: 20px; background-color: #dfe; font-size: 4em; }
</style>
</head>
<body>
<div>hei<div>
</body>
</html>