app/views/layouts/_navigation.html.haml
-# navigation styled for Bootstrap 3.0
%nav.navbar.navbar-default.navbar-fixed-top
.container
.navbar-header
%button.navbar-toggle{"data-target" => ".navbar-collapse", "data-toggle" => "collapse", :type => "button"}
%span.sr-only Toggle navigation
%span.icon-bar
%span.icon-bar
%span.icon-bar
= link_to 'Home', root_path, class: 'navbar-brand'
.collapse.navbar-collapse
%ul.nav.navbar-nav
= render 'layouts/navigation_links'