<table width=600 height=200 border=1 cellspacing=0 align=center>
<tr>
<td width=200 bgcolor=#336699" align=center valign=middle>
<h1>1° cella</h1>
</td>

<td width=200 bgcolor=#ffcc00" align=center valign=middle>
<h1>2° cella</h1>
</td>

<td width=200 bgcolor=#cc6600" align=center valign=middle>
<h1>3° cella</h1>
</td>
</tr>
</table>

Ciao,
dover