<nav id=“menu”>

<ul>
        <li><a href="{{ "/index.html" | relative_url }}">Home</a></li>
        <li><a href="{{ "/about.html" | relative_url }}">About</a></li>
        <li><a href="{{ "/contact.html" | relative_url }}">Contact</a></li>
        <li><a href="{{ "/posts.html" | relative_url }}">Posts</a></li>
</ul>

</nav>