<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
  <title>font tag with -clean</title>
  <style type="text/css">
  span.c1 {font-size: 120%}
  </style>
</head>
<body>
  <ul>
    <li><span class="c1">y2</span></li>
  </ul>
</body>
</html>