       </td>
                    <td>
                      <button type="button" class="btn btn-block btn-light btn-flat">Light</button>
                    </td>
                    <td>
                      <button type="button" class="btn btn-block btn-light disabled">Light</button>
                    </td>
                  </tr>
                  <tr>
                    <td>
                      <button type="button" class="btn btn-block btn-dark">Dark</button>
                    </td>
          