app/views/layouts/monologue/admin.html.erb
<!DOCTYPE html>
<html>
<head>
<title>Monologue</title>
<%= stylesheet_link_tag "monologue/admin/application" %>
<%= javascript_include_tag "monologue/admin/application" %>
<%= csrf_meta_tags %>
</head>
<body>
<% if monologue_current_user %>
<%= render "layouts/monologue/admin/nav_bar" %>
<% end %>
<div class="container">
<% flash.each do |name, msg| %>
<%= content_tag :div, msg, id: "flash_#{name}", class: (name == 'notice' ? "alert alert-info" : "alert alert-error") %>
<% end %>
<%= yield %>
</div>
</body>
</html>