<colgroup></colgroup> element defines a group of columns within a
<table> element. The start tag may be omitted, if it has a
<col /> element as its first child and if it is not preceded by a
<colgroup> whose end tag has been omitted. The end tag may be omitted, if it is not followed by a space or a comment.
|color||This non-standard attribute defines the background color of each cell within the column group. A valid color name or color code is used as the value.|
|positive integer|| This attribute contains a positive integer indicating the number of additional consecutive columns to apply the attributes of the |
- Global Attributes
<table border="1" width="400"> <colgroup> <col align="center" width="150" /> <col align="right" /> </colgroup> <td>This column is aligned to the center.</td> <td>This one is aligned to the right.</td> <tr> <td>!</td> <td>?</td> </tr> <tr> <td>!</td> <td>?</td> </tr> </table>