<!doctype html>
<html>
<meta charset="utf-8">
<title>Reference File for line breaking tests</title>
<style>
div {
    color:green;
    line-height: 1em;
    font-family: Ahem;
    font-size: 20px;
}
</style>
<body>
    <p>There should be a green rectangle and no red.</p>
    <div>XX</div>
</body>
</html>