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: Margin-bottom using 'em' units with a nominal value with a plus sign, +6em</title>
5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
6 <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#propdef-margin-bottom">
7 <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#margin-properties">
8 <meta name="flags" content="ahem">
9 <meta name="assert" content="The 'margin-bottom' property sets a nominal length value in 'em' units with a plus sign.">
10 <style type="text/css">
11 div
12 {
13 font: 20px/1 Ahem;
14 }
15 #wrapper
16 {
17 height: 7em;
18 border-bottom: 1em solid red;
19 }
20 div div
21 {
22 height: 0;
23 }
24 #div1
25 {
26 border-bottom: 1em solid black;
27 margin-bottom: +6em;
28 }
29 #div2
30 {
31 border-top: 1em solid black;
32 }
33 </style>
34 </head>
35 <body>
36 <p>Test passes if there is no red visible on the page.</p>
37 <div id="wrapper">
38 <div id="div1"></div>
39 <div id="div2"></div>
40 </div>
41 </body>
42 </html>