Nav & Dropdown
Flexbox navigation with automatic link styling. Dropdown menus via <details> + <summary> — zero JavaScript required. fap.js adds close-on-click-outside.
Horizontal nav
<nav>
<strong>Brand</strong>
<ul>
<li><a href="#">Home</a></li>
<li><a href="#" aria-current="page">Docs</a></li>
<li>
<details>
<summary>Dropdown</summary>
<ul>
<li><a href="#">Option A</a></li>
<li><a href="#">Option B</a></li>
</ul>
</details>
</li>
</ul>
</nav>
End-aligned dropdown
Use data-align="end" to align the dropdown to the right edge.
<details data-align="end">
<summary>Account</summary>
<ul>
<li><a href="#">Profile</a></li>
<li><a href="#">Settings</a></li>
<li><hr></li>
<li><button>Sign out</button></li>
</ul>
</details>
Avatar summary (no dropdown arrow)
Use data-avatar on <summary> to hide the dropdown indicator.
<details data-align="end">
<summary data-avatar>MK</summary>
<ul>
<li><a href="#">My Profile</a></li>
<li><a href="#">Preferences</a></li>
</ul>
</details>
Vertical nav
<nav data-vertical>
<ul>
<li><a href="#">Dashboard</a></li>
<li><a href="#" aria-current="page">Users</a></li>
<li><a href="#">Settings</a></li>
</ul>
<details>
<summary>More</summary>
<ul>
<li><a href="#">Reports</a></li>
<li><a href="#">Billing</a></li>
</ul>
</details>
</nav>