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: Specifying em/ex on the root element</title>
5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
6 <link rel="help" href="http://www.w3.org/TR/CSS21/syndata.html#length-units">
7 <meta name="flags" content="ahem">
8 <meta name="assert" content="Units 'em' and 'ex' refer to the initial value of the property when specified on the root element of a document.">
9 <style type="text/css">
10 html
11 {
12 border: 1px solid;
13 font: 20px/1 Ahem;
14 margin-left: 20em;
15 margin-top: 20ex;
16 }
17 div
18 {
19 position: absolute;
20 }
21 #div1
22 {
23 background: orange;
24 height: 20px;
25 left: 0;
26 top: 320px;
27 width: 400px;
28 }
29 #div2
30 {
31 background: blue;
32 height: 320px;
33 left: 400px;
34 top: 0;
35 width: 20px;
36 }
37 p
38 {
39 font: 16px serif;
40 }
41 </style>
42 </head>
43 <body>
44 <p>Test passes if the black box containing this text is to the right of the orange box and below the blue box.</p>
45 <div id="div1"></div>
46 <div id="div2"></div>
47 </body>
48 </html>