<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>CSS Test: Centering a table in its containing block by setting its left and right margins to 'auto'</title> <link rel="author" title="Microsoft" href="http://www.microsoft.com/"> <link rel="help" href="http://www.w3.org/TR/CSS21/tables.html#width-layout"> <meta name="flags" content=""> <meta name="assert" content="A table can be centered in its containing block by setting its left and right margins to 'auto'."> <style type="text/css"> div { border: solid black; width: 300px; } table { background: blue; color: blue; margin-left: auto; margin-right: auto; width: auto; } </style> </head> <body> <p>Test passes if the blue box below is centered within the black box.</p> <div> <table> <tr> <td>Filler Text Filler Text</td> </tr> <tr> <td>Filler Text Filler Text</td> </tr> <tr> <td>Filler Text Filler Text</td> </tr> </table> </div> </body> </html>