eckbox&quot; name=&quot;tab-group&quot; id=&quot;tab1&quot; checked aria-hidden=&quot;true&quot;&gt;
  &lt;label for=&quot;tab1&quot; aria-hidden=&quot;true&quot;&gt;Tab 1&lt;/label&gt;
  &lt;div&gt;
    &lt;h3&gt;Bad Tab&lt;/h3&gt;
  &lt;/div&gt;
&lt;/div&gt;</pre>
                  <p class="dont" style="text-align:justify"><mark class="secondary">Don't:</mark>&nbsp;Do not use checkboxes inside the default <code>.tabs</code> container, otherwise you might notice unexpected behavior. If you want to use an 