<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN"> <html lang="en"> <head> <title>Margin Collapsing: in flow</title> <style type="text/css"> table { border-spacing: 0; font-size: 50px; border: solid; } td { background: orange; padding: 0; } div { margin: 1em 0; } .a { background: yellow; } .b { background: lime; } .c { background: aqua; } .d { background: blue; } .red { background: red; } </style> </head> <body> <p>The following two columns should be pixel perfect identical with no red visible.</p> <table> <tr> <td class="test"> <div class="d"> <div class="red"><div class="red"><div class="a">A</div></div><div class="red"></div></div> <div class="red"></div> <div class="red"><div class="red"></div></div> <div class="red"><div class="b"><div class="red"></div>B</div></div> <div class="c">C</div> </div> </td> <td class="control"> <div class="d"> <div class="a">A</div> <div class="b">B</div> <div class="c">C</div> </div> </td> </tr> </table> <p>This test is meaningless if you don't pass <a href="006.html">test 006</a>.</p> </body> </html>