<html>
<head>
<style type="text/css">
table, body { font: calibri 11pt; }
table { table-layout: fixed; border: medium solid red; }
td { width: 6em; border: thin solid blue; margin: 15px; }
</style>
</head>
<body>
<table>
<tr>
  <td>Cell 1</td>
</tr>
</table>
    </body>
</html>