app/views/admin/users/_form.html.erb
<%= form_for [:admin, @user] do |f| %>
<%= render 'form_errors', object: @user if @user.errors.any? %>
<div class="form-group">
<%= f.label :email, class: 'control-label' %>
<%= f.text_field :email, class: 'form-control auth-form-control' %>
</div>
<div class="form-group">
<%= f.label :name, class: 'control-label' %>
<%= f.text_field :name, class: 'form-control auth-form-control' %>
</div>
<div class="form-group">
<%= f.label :initials, class: 'control-label' %>
<%= f.text_field :initials, class: 'form-control auth-form-control' %>
</div>
<div class="form-group">
<%= f.label :username, class: 'control-label' %>
<%= f.text_field :username, class: 'form-control auth-form-control' %>
</div>
<div class="form-group">
<%= f.label :role, class: 'control-label' %>
<%= f.select :role, User.role.options, {}, { class: 'form-control auth-form-control' } %>
</div>
<div class="actions pull-right">
<%= f.submit nil, class: 'btn btn-primary btn-form' %>
</div>
<% end %>