<div class="container">
  <table class="table">
    <tr>
      <td>I am column 1</td>
      <td>I am column 2</td>
      <td>I am column 3</td>
      <td>I am column 4</td>
      <td>I am column 5</td>
      <td>I am column 6</td>
    </tr>
  </table>
</div>
.container {
  width: 400px;
  overflow-x: auto;
}

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0/css/bootstrap.css

External JavaScript

This Pen doesn't use any external JavaScript resources.