<nav class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="{{ site.url }}/">{{ site.title }}</a>
</div>
<div id="navbar" class="collapse navbar-collapse" role="navigation">
<ul class="nav navbar-nav">
{% for id, link in site.main_menu %}
<li class="{{ page.nav == id ? 'active' }}">
<a href="{{ site.url }}{{ link.href }}">{{ link.title }}</a>
</li>
{% endfor %}
</ul>
</div>{# .nav-collapse #}
</nav>
