<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
* {
margin: 0;
padding: 0;
}
body {
margin-top: 10em;
margin-left: 30em;
}
td, th {
padding: 0.25em;
}
table {
border-collapse: collapse;
}
tfoot tr:last-child {
border-top: 1px solid darkgray;
}
</style>
</head>
<body>
<table>
<thead>
<tr>
<th>1</th>
<th>2</th>
<th>3</th>
</tr>
</thead>
<tbody>
<tr>
<td>1.1</td>
<td>1.2</td>
<td>1.3</td>
</tr>
<tr>
<td>2.1</td>
<td>2.2</td>
<td>2.3</td>
</tr>
<tr>
<td>3.1</td>
<td>3.2</td>
<td>3.3</td>
</tr>
</tbody>
<tfoot>
<tr>
<td>1</td>
<td>2</td>
<td>3</td>
</tr>
</tfoot>
</table>
</body>
</html>