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: Resolving container heights when they contain absolutely positioned elements with percentage based heights</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#the-height-property">
7 <meta name="flags" content="">
8 <meta name="assert" content="The 'height' of the containing block of an absolutely positioned element is independent of the size of the element itself.">
9 <style type="text/css">
10 #div1
11 {
12 height: auto;
13 position: relative;
14 }
15 #div1, #div3
16 {
17 width: 2in;
18 }
19 #div2
20 {
21 background: blue;
22 position: absolute;
23 height: 50%;
24 }
25 #div2, #div4
26 {
27 width: 1in;
28 }
29 #div3
30 {
31 height: 2in;
32 }
33 #div4
34 {
35 background: orange;
36 height: 1in;
37 left: 1in;
38 position: absolute;
39 top: 0;
40 }
41 </style>
42 </head>
43 <body>
44 <p>Test passes if the blue and orange boxes below are the same height.</p>
45 <div id="div1">
46 <div id="div2"></div>
47 <div id="div3"></div>
48 <div id="div4"></div>
49 </div>
50 </body>
51 </html>