anchor.diff:        </div>
       </div>
     </div>
  -</div>+</div>
  
positive.code:         <%= form_for(resource, as: resource_name, url: session_path(resource_name)) do |f| %>
            <div class="form-group">
              <%= f.label :email %><br />
              <%= f.email_field :email, autofocus: true, class: "form-control" %>
            </div>
  
            <div class="form-group">
              <%= f.label :password %><br />
              <%= f.password_field :password, autocomplete: "off", class: "form-control" %>
            </div>
  
          <% if devise_mapping.rememberable? -%>
  
negative.code:         <% end -%>
  
          <div class="form-group">
            <%= f.submit "Log in (credentials are already entered)", class: "btn btn-primary" %>
          </div>
        <% end %>
  
  