<!DOCTYPE html>
<meta charset="utf-8">
<title>Test reference</title>
<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
div {
  font: 50px/1 Ahem;
  color: green;
}
</style>

<p>Test passes if there are two green squares and no red.
<div>x&#x3000;&#x3000;&#x3000;x</div>
