[kube]

Within the the 3 TRs you have created put a colspan="2" in each single TD.

for example...
<tr>
<td colspan="2"><h1><center> Your Header </center></h1></td>
</tr>
<tr>
<td colspan="2"><strong> Your Welcome Txt </strong></td>
</tr>
<tr>
<td colspan="2"> Your UL's </td>
</tr>