<!DOCTYPE html> <html> <head> <title>Testcase for table + caption vertical margins (bug 478614)</title> <style type="text/css"> body {margin-top: 0} /* Don't let collapsing of the body's top margin interfere with positioning */ caption {margin-top: 50px; caption-side:top} table {margin-top: 100px; width:100px} </style> </head> <body> <table><caption>caption</caption> <tr><td>td</td></tr> </table> </body> </html>