1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
2 <html>
3 <head>
4 <title>CSS Test: Inheriting 'top' changes from abspos parent</title>
5 <link rel="author" title="Boris Zbarsky" href="mailto:bzbarsky@mit.edu">
6 <link rel="reviewer" title="Elika J. Etemad" href="http://fantasai.inkedblade.net/contact">
7 <link rel="help" href="http://www.w3.org/TR/CSS21/cascade.html#value-def-inherit">
8 <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#position-props">
9 <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#propdef-position">
10 <meta name="flags" content="dom">
11 <meta name="assert" content="The position of a positioned element which inherits its 'top' value from its parent changes when the parent's 'top' value is changed.">
12 <style type="text/css">
13 .testDiv { width: 100px; height: 100px; }
14 #green { top: 4em; background: green; position: absolute; }
15 #red { top: inherit; background: red; position: relative; }
16 #parent { position: absolute; }
17 </style>
18 <script type="text/javascript">
19 window.onload = function() {
20 document.body.offsetWidth;
21 document.getElementById("parent").style.top = "2em";
22 }
23 </script>
24 </head>
25 <body>
26 <p>There should be no red.</p>
27 <div id="parent">
28 <div id="red" class="testDiv"></div>
29 </div>
30 <div id="green" class="testDiv"></div>
31 </body>
32 </html>