    </tr>
        <tr>
          <th><code>.visible-sm-*</code></th>
          <td class="is-hidden">Hidden</td>
          <td class="is-visible">Visible</td>
          <td class="is-hidden">Hidden</td>
          <td class="is-hidden">Hidden</td>
        </tr>
        <tr>
          <th><code>.visible-md-*</code></th>
          <td class="is-hidden">Hidden</td>
          <td class="is-hidden">Hidden</td>
          <td class="is-visible">Visible</td>
          <td class="is-hidden">Hidden</td>
        </tr>
