fixed breadcrumb container

app/views/layouts/nav/_breadcrumbs.html.haml

@@ -2,7 +2,7 @@
 - hide_top_links = @hide_top_links || false
 %nav.breadcrumbs{ role: "navigation", class: [container, @content_class] }
-  .breadcrumbs-container{ class: [container, @content_class] }
+  .breadcrumbs-container
     - if defined?(@left_sidebar)
       = button_tag class: 'toggle-mobile-nav', type: 'button' do
         %span.sr-only Open sidebar