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: Absolute Positioning: Containing Block of Top Level Absolutely Positioned Block</title>
5 <link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch">
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/visudet.html#containing-block-details">
8 <style type="text/css">
9 html { margin: 0; border: 0; padding: 0; background: white; color: yellow; }
10 body { margin: 1em; border: 1em solid red; padding: 1em; background: red; color: yellow; }
11 p { margin: 1em; padding: 1em; }
12 div { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: green; color: white; }
13 </style>
14 </head>
15 <body>
16 <p>FAIL</p>
17 <p>This page should be completely green.</p>
18 <div>There should be no red on this page.</div>
19 <!-- the <div> element should exactly overlap the <html> element,
20 since they have the same dimensions and the same containing block
21 and the same origin. -->
22 </body>
23 </html>