<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
<head>
<title>Testcase, bug 316057</title>
<style type="text/css">

#outer {
        border-top:20px solid gray;
        float: left;
}

#inner {
        background:green;
        height:5em;
}

</style>
</head>
<body>

<div id="outer"><div id="inner">There should be no red in this testcase.</div></div>

</body>
</html>