patternfly/tests-src/_includes/layouts-navbar-alt.html

This reference implementation of PatternFly is based on [Bootstrap v3](http://getbootstrap.com/). Think of PatternFly as a "skinned" version of Bootstrap with additional components and customizations.

<nav class="navbar navbar-pf-alt">
  <div class="navbar-header">
{% include layouts-navbar-alt-shared.html %}
</nav> <!--/.navbar-->