margin-collapse-003.xht (1369B)
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: Margin collapsing - negative margins adjoining positive margins</title> 5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> 6 <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-08-14 --> 7 <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#collapsing-margins" /> 8 <link rel="match" href="margin-collapse-003-ref.xht" /> 9 10 <meta name="assert" content="Negative margins deduct from the maximum of the adjoining positive margin." /> 11 <style type="text/css"> 12 div div 13 { 14 height: 20px; 15 width: 50px; 16 } 17 #div1 18 { 19 background: blue; 20 margin-bottom: 2in; 21 } 22 #div2 23 { 24 background: orange; 25 margin-top: -2in; 26 } 27 </style> 28 </head> 29 <body> 30 <p>Test passes if there is no vertical space between the blue and orange stripes.</p> 31 <div> 32 <div id="div1"></div> 33 <div id="div2"></div> 34 </div> 35 </body> 36 </html>