Sign in
<%= render partial: 'flash' %>
<%= f_form_for(resource, :as => resource_name, :url => session_path(resource_name)) do |f| %>
<%= f.text_field :nickname %>
<%= f.password_field :password %>
<% if devise_mapping.rememberable? %>
<%= f.check_box :remember_me %>
<% end %>
<%= f.submit "Sign in" %>
<% end %>
<%= render "devise/shared/links" %>