top-089

Top using 'ex' units with a value of zero, 0ex

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Flags
ahem
Assertion
The 'top' property sets a zero length value in 'ex' units.

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: Top using 'ex' units with a value of zero, 0ex</title>
 5         <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
 6         <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#propdef-top">
 7         <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#position-props">
 8         <meta name="flags" content="ahem">
 9         <meta name="assert" content="The 'top' property sets a zero length value in 'ex' units.">
10         <style type="text/css">
11             div
12             {
13                 font: 20px/1 Ahem;
14                 position: relative;
15             }
16             #div1
17             {
18                 border-top: 5px solid orange;
19             }
20             #div2
21             {
22                 border-top: 5px solid blue;
23                 top: 0ex;
24             }
25         </style>
26     </head>
27     <body>
28         <p>Test passes if the blue and the orange lines have no space between them.</p>
29         <div id="div1">
30             <div id="div2"></div>
31         </div>
32     </body>
33 </html>