<!DOCTYPE html>
<html>
<head>
<style>
table, th, td {
border: 1px solid black;
}
</style>
</head>
<body>
<h3>A demonstration of how to access a TFOOT element</h3>
<table>
<thead>
<tr>
<th>Header 1</th>
<th>Header 2</th>
</tr>
</thead>
<tbody>
<tr>
<td>Cell 1</td>
<td>Cell 2</td>
</tr>
<tr>
<td>Cell 3</td>
<td>Cell 4</td>
</tr>
</tbody>
<tbody id="myTFoot">
<tr>
<td>Footer 1</td>
<td>Footer 2</td>
</tr>
</tbody>
</table>
<p>Click the button to change the style of the TFOOT element.</p>
<button onclick="myFunction()">Try it</button>
<p id="demo"></p>
<script>
function myFunction() {
var x = document.getElementById("myTFoot");