<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Non-reference case for text-decoration-thickness</title>
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
<style>
div span {
font: 20px/1 Ahem;
padding-right: 1em;
text-decoration: underline;
text-decoration-thickness: 20px;
text-underline-offset: .5em;
}
</style>
</head>
<body>
<p>Test passes if the underline thickness is 10px thick.</p>
<div><span>XXXX</span></div>
</body>
</html>