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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<head>
<title>CSS Test: clip: Inheriting 'auto' arguments of rect()</title>
<link rel="author" title="Boris Zbarsky" href="mailto:bzbarsky@mit.edu"/>
<link rel="author" title="Elika J. Etemad" href="http://fantasai.inkedblade.net/"/>
<meta name="assert" content="The 'auto' keywords in rect() resolve to a
used (not computed) value that aligns them with the border edges."/>
<style type="text/css">
.container {
position: relative;
width: 100px; height: 100px;
background: red; }
#outer {
position: absolute;
top: 50px; left: 50px;
clip: rect(-50px, auto, auto, -50px);
height: 40px; width: 40px;
border: solid 5px transparent; }
#inner {
position: absolute;
top: -55px; left: -55px;
width: 60px; height: 60px;
border: solid 20px green;
background: green; clip: inherit; }
</style>
</head>
<body>
<p>There must be a green box below and no red.</p>
<div class="container">
<div id="outer">
<div id="inner"></div>
</div>
</div>
</body>
</html>