Mega Menu ADA Example
<nav aria-label="main">
<ul class="nav-items">
<li class="main-nav-level">
<a href="/shop">Shop</a>
<button type="button" aria-controls="shop-submenu" aria-expanded="false" aria-label="View Shop Menu">
<span class="fas fa-caret-down" aria-hidden="true"></span>
</button>
<ul id="shop-submenu" class="submenu">
<li><a href="/shop/womens">Womens</a></li>
<li><a href="/shop/mens">Mens</a></li>
</ul>
</li>
...
</ul>
</nav>