Colonne d'un tableau
<table> <colgroup> <col/> <col span="2"/> </colgroup> <thead> <tr><th>Login</th><th>Firstname</th><th>Lastname</th></tr> </thead> <tfoot> <tr><td>Login</td><td>Firstname</td><td>Lastname</td></tr> </tfoot> <tbody> <tr><td>Superman</td><td>Clark</td><td>Kent</td></tr> </table>