>group</code></td>
              <td>''</td>
              <td>String || element</td>
              <td>Group element selector.</td>
            </tr>
            <tr>
              <td><code>activeClass</code></td>
              <td>'is-active'</td>
              <td>String</td>
              <td>CSS class when element is active.</td>
            </tr>
            <tr>
              <td><code>animClass</code></td>
              <td>'is-anim'</td>
              <td>String</td>
              <td>CSS class wh