Ruby / Rails :: Devise Login for application.html.erb

DeviseLoginForApplication.Html.Erb1.rb

  <div class="login">
	  <% if user_signed_in? %>
	  Logged in as <strong><%= current_user.email %></strong>. 
	  <%= link_to 'Edit profile', edit_user_registration_path, :style=>'color: white' %> |
	  <%= link_to "Logout", destroy_user_session_path, method: :delete, :style=>'color: white' %>
	<% else %>
	  <%= link_to "Sign up", new_user_registration_path, :style=>'color: white' %> |
	  <%= link_to "Login", new_user_session_path, :style=>'color: white' %>
	<% end %>
  </div>