a-expanded="false" aria-haspopup="true" aria-label="Light switch"><span class="fa fa-sun"></span></button>
  <ul class="dropdown-menu dropdown-menu-end" aria-labelledby="dropdown-lightswitch"><li><button class="dropdown-item" data-bs-theme-value="light"><span class="fa fa-sun"></span> Light</button></li>
    <li><button class="dropdown-item" data-bs-theme-value="dark"><span class="fa fa-moon"></span> Dark</button></li>
    <li><button class="dropdown-item" data-bs-theme-value="auto"><span class="fa fa-adjus