<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/xhtml; charset=utf-8">
<style>
div.plaintext { white-space: normal; }
body { font-family: sans-serif; }
h1 { font-size: 1.4em; }
h2 { font-size: 1.2em; }
h3 { font-size: 1.1em; }
math[display="inline"] > mrow { padding:5px; }
</style>
</head>
<body>
<div class="plaintext"></div>
</body>
</html>