| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <head> |
| <title>CSS Test: Block Formatting Contexts: Margin Collapsing</title> |
| <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> |
| <link rel="reviewer" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-09-26 --> |
| <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#block-formatting" /> |
| <link rel="match" href="block-formatting-contexts-004-ref.xht" /> |
| |
| <meta name="flags" content="ahem image" /> |
| <meta name="assert" content="Margins collapse between adjacent block boxes in a block formatting context." /> |
| <style type="text/css"> |
| #div1 |
| { |
| background: url("support/margin-collapse-2em-space.png"); |
| font: 20px/1em Ahem; |
| height: 4em; |
| width: 5em; |
| } |
| #div2 |
| { |
| margin-bottom: 1em; |
| } |
| #div3 |
| { |
| margin-top: 2em; |
| } |
| </style> |
| </head> |
| <body> |
| <p>Test passes if there is <strong>no red</strong>.</p> |
| <div id="div1"> |
| <div id="div2">XXXXX</div> |
| <div id="div3">XXXXX</div> |
| </div> |
| </body> |
| </html> |