          <ul role="listbox">
                <li><a href="#" data-theme-switcher="auto">Auto</a></li>
                <li><a href="#" data-theme-switcher="light">Light</a></li>
                <li><a href="#" data-theme-switcher="dark">Dark</a></li>
              </ul>
            </details>
          </li>
        </ul>
      </nav>
    </header>
    <!-- ./ Header -->

    <!-- Main -->
    <main class="container">
      <p>
        For this example, we have merged and compiled Pico design system with th