<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<div class="container">
<div class="row">
<h2>Create your snippet's HTML, CSS and Javascript in the editor tabs</h2>
</div>
</div>
<div class="panel panel-default">
<table class="table table-condensed" >
<thead>
<tr>
<th>Col1</th>
<th>Col2</th>
<th>Col3</th>
</tr>
</thead>
</table>
<div class="div-table-content">
<table class="table table-condensed">
<tbody>
<tr>
<td>data</td>
<td>more data</td>
<td>hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
<tr>
<td >data</td>
<td >more data</td>
<td >hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
<tr>
<td >data</td>
<td >more data</td>
<td >hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
<tr>
<td >data</td>
<td >more data</td>
<td >hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
<tr>
<td >data</td>
<td >more data</td>
<td >hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
<tr>
<td >data</td>
<td >more data</td>
<td >hello world, nice to see you again, and what a beautiful fixed header
column you have</td>
</tr>
</tbody>
</table>
</div>