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: Calculating widths for absolutely positioned elements</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-width-property">
7 <meta name="flags" content="">
8 <meta name="assert" content="Absolutely positioned elements whose containing block is based on a block-level element, the percentage is calculated with respect to the width of the padding box of that element.">
9 <style type="text/css">
10 #div1
11 {
12 background: orange;
13 width: 1in;
14 }
15 #div2
16 {
17 position: relative;
18 }
19 #div3
20 {
21 padding: 0 0.5in;
22 width: 1in;
23 }
24 #div4
25 {
26 width: 50%;
27 background: blue;
28 }
29 #div1, #div3, #div4
30 {
31 height: 1in;
32 }
33 #div3, #div4
34 {
35 left: 0;
36 position: absolute;
37 top: 0;
38 }
39 </style>
40 </head>
41 <body>
42 <p>Test passes if the orange and blue boxes are the same width.</p>
43 <div id="div1"></div>
44 <div id="div2">
45 <div id="div3">
46 <div id="div4"></div>
47 </div>
48 </div>
49 </body>
50 </html>