Untitled

<html>

<head>
	<meta charset="utf-8">
  	<title> table</title>
	<style>
	table{
	width: 80%;
	margin: 0 auto;
	}
         </style>
</head>

<body>
	<table border="1" cellspacing="0">
	<tr>
	<td colspan="3"> header
	</td>
	</tr>
	<tr>
	<td width="15%"> left
	</td>
	<td> center
	</td>
	<td width="25%"> right
	</td>
	</tr>
	<tr>
	<td colspan="3"> footer
	</td>
	</tr>
	</table>
</body>

</html>