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: Block replaced elements and 'auto' specified for 'margin-left', 'margin-right' and intrinsic width</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#block-replaced-width">
7 <meta name="flags" content="ahem image">
8 <meta name="assert" content="Computed value of 'auto' for 'margin-left' or margin-right' on block replaced elements becomes a used value of '0'. The intrinsic width is also used if 'height' and 'width' are 'auto'.">
9 <style type="text/css">
10 #div1
11 {
12 border: solid black;
13 height: 2in;
14 width: 2in;
15 }
16 img
17 {
18 display: block;
19 margin-left: auto;
20 margin-right: auto;
21 }
22 div div
23 {
24 color: orange;
25 font: 15px/1em Ahem;
26 text-align: center;
27 }
28 </style>
29 </head>
30 <body>
31 <p>Test passes if the blue and orange boxes below are the same width, and they are horizontally centered inside the black box.</p>
32 <div id="div1">
33 <img alt="blue 15x15" src="support/blue15x15.png">
34 <div>X</div>
35 </div>
36 </body>
37 </html>