<nav class="navbar navbar-expand-md" role="navigation">
    <a class="navbar-brand" href="{{site.root}}">PieCrust</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#piecrust-menu" aria-controls="piecrust-menu" aria-expanded="false" aria-label="Toggle navigation">
        <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="piecrust-menu">
        {% include 'inc/nav-items.html' %}
    </div>
</nav>