<% content_for :sub_menu do %>
  <ul id="sub_nav" data-hook="admin_showcase_sub_tabs">
    <%= tab :slides, :match_path => '/slides' %>
    <%= tab :showcase_settings, :match_path => '/showcase_settings' %>
  </ul>
<% end %>
<% content_for :sub_menu do %>
  <ul id="sub_nav" class="inline-menu" data-hook="admin_showcase_sub_tabs">
    <%= tab :slides, :match_path => '/slides' %>
    <%= tab :showcase_settings, :match_path => '/showcase_settings' %>
  </ul>
<% end %>
Fix CSS problems in admin subnav by adding class inline-menu
Fix CSS problems in admin subnav by adding class inline-menu
