app/views/layouts/_navigation.html.erb
<%# navigation styled for Bootstrap 3.0 %>
<nav class="navbar navbar-default navbar-fixed-top">
<div class="container">
<div class="navbar-work">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<%= link_to t('application.logo', default: t('application.name')).html_safe, root_path, class: 'home-link navbar-brand' %>
</div>
<div class="collapse navbar-collapse">
<ul class="nav navbar-nav">
<%= render 'layouts/navigation_links' %>
</ul>
</div>
</div>
</nav>