block-replaced-width-001.xht (1623B)
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>