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: Negative heights</title>
5 <link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch">
6 <link rel="alternate" href="http://www.hixie.ch/tests/adhoc/css/box/block/height/004.html" type="text/html">
7 <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#the-height-property">
8 <style type="text/css">
9 .outer { background: red; height: 2em; }
10 .test { border-top: solid green 1em; border-bottom: solid green 1em; background: red; }
11 .inner { margin-bottom: -10em; }
12 </style>
13 </head>
14 <body>
15 <p>There should be a green block below and no red.</p>
16 <div class="outer">
17 <div class="test">
18 <div class="inner"></div>
19 </div>
20 </div>
21 </body>
22 </html>