Here is an example with CSS and inline style
attributes:
td _x000D_
{_x000D_
height: 50px; _x000D_
width: 50px;_x000D_
}_x000D_
_x000D_
#cssTable td _x000D_
{_x000D_
text-align: center; _x000D_
vertical-align: middle;_x000D_
}
_x000D_
<table border="1">_x000D_
<tr>_x000D_
<td style="text-align: center; vertical-align: middle;">Text</td>_x000D_
<td style="text-align: center; vertical-align: middle;">Text</td>_x000D_
</tr>_x000D_
</table>_x000D_
_x000D_
<table border="1" id="cssTable">_x000D_
<tr>_x000D_
<td>Text</td>_x000D_
<td>Text</td>_x000D_
</tr>_x000D_
</table>
_x000D_
EDIT: The valign
attribute is deprecated in HTML5 and should not be used.