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: Percentage height computed to containing block</title>
5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
6 <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#propdef-height">
7 <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#the-height-property">
8 <meta name="flags" content="">
9 <meta name="assert" content="A percentage height is calculated using the height of the containing block.">
10 <style type="text/css">
11 #div1
12 {
13 height: 2in;
14 width: 2.1in;
15 }
16 div div
17 {
18 width: 1in;
19 }
20 #div2
21 {
22 background: blue;
23 height: 50%;
24 }
25 #div3
26 {
27 background: orange;
28 height: 1in;
29 left: 1in;
30 position: relative;
31 top: -1in;
32 }
33 </style>
34 </head>
35 <body>
36 <p>Test passes if the blue and orange boxes below are the same height.</p>
37 <div id="div1">
38 <div id="div2"></div>
39 <div id="div3"></div>
40 </div>
41 </body>
42 </html>