vertical-align-101

Vertical-align using percentages with a zero value, 0%

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Flags
ahem
Assertion
The 'vertical-align' property sets a zero length value in percentages.

Source

 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: Vertical-align using percentages with a zero value, 0%</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-vertical-align">
 7         <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#leading">
 8         <meta name="flags" content="ahem">
 9         <meta name="assert" content="The 'vertical-align' property sets a zero length value in percentages.">
10         <style type="text/css">
11             div
12             {
13                 font: 20px/1 Ahem;
14                 height: 1em;
15                 line-height: 1em;
16                 position: relative;
17                 width: 1em;
18             }
19             #div3
20             {
21                 position: absolute;
22                 top: 0;
23             }
24             #span1
25             {
26                 color: red;
27                 vertical-align: 0%;
28             }
29         </style>
30     </head>
31     <body>
32         <p>Test passes if there is at least one black box and there is no red visible on the page.</p>
33         <div id="div1">
34             <div id="div2">
35                 <span id="span1">X</span>
36             </div>
37             <div id="div3">X</div>
38         </div>
39     </body>
40 </html>