<%= simple_form_for(@user) do |f| %>
<%= f.input :name, :input_html => {:class => "form-control"} %>
<%= f.input :email, required: true, autofocus: true, :input_html => {:class => "form-control"} %>
<%= f.input :password, required: true, :input_html => {:class => "form-control"} %>
<%= f.input :password_confirmation, required: true, :input_html => {:class => "form-control"} %>

Regras de Acesso

<% Role.all.each do |role|%>
<% end %>
<%= f.button :submit, class: "btn btn-success btn-lg" %>
<% end %>