testing/web-platform/tests/css/CSS2/normal-flow/block-replaced-width-001.xht

   1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
   2 <html xmlns="http://www.w3.org/1999/xhtml">
   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         <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
  10         <style type="text/css">
  11             #div1
  12             {
  13                 border: solid black;
  14                 height: 2in;
  15                 width: 2in;
  16             }
  17             img
  18             {
  19                 display: block;
  20                 margin-left: auto;
  21                 margin-right: auto;
  22             }
  23             div div
  24             {
  25                 color: orange;
  26                 font: 15px/1em Ahem;
  27                 text-align: center;
  28             }
  29         </style>
  30     </head>
  31     <body>
  32         <p>Test passes if the blue and orange squares have the same width and are horizontally centered inside the black hollow square.</p>
  33         <div id="div1">
  34             <img alt="blue 15x15" src="support/blue15x15.png" />
  35             <div>X</div>
  36         </div>
  37     </body>
  38 </html>