!!! %html %head %meta{:name => "viewport", :content => "width=device-width, initial-scale=1.0"} %title= content_for?(:title) ? yield(:title) : '<%= app_name.underscore.titleize %>' %meta{:name => "description", :content => "#{content_for?(:description) ? yield(:description) : '<%= app_name.underscore.titleize %>'}"} = stylesheet_link_tag 'application', media: 'all', 'data-turbolinks-track' => true = javascript_include_tag 'application', 'data-turbolinks-track' => true = csrf_meta_tags %body %header = render 'layouts/navigation' %main{:role => "main"} = render 'layouts/messages' = yield