app/views/devise/registrations/edit.html.erb
<div class="container">
<div class="row">
<div class="col-sm-6 col-sm-offset-3 col-xs-8 col-xs-offset-2 form-frame">
<h2>Edit <%= resource_name.to_s.humanize %></h2>
<%= form_for(resource, :as => resource_name, :url => registration_path(resource_name), :html => {:method => :put}) do |f| %>
<div class="form-group">
<%= devise_error_messages! %>
</div>
<div class="form-group">
<%= f.label :email %>
<%= f.email_field :email, :class => 'form-control', :autofocus => true %>
</div>
<% if devise_mapping.confirmable? && resource.pending_reconfirmation? %>
<div class="form-group">
Currently waiting confirmation for: <%= resource.unconfirmed_email %>
</div>
<% end %>
<div class="form-group">
<%= f.label :password %> <i>(leave blank if you don't want to change it)</i>
<%= f.password_field :password, :class => 'form-control', :autocomplete => "off" %>
</div>
<div class="form-group">
<%= f.label :password_confirmation %>
<%= f.password_field :password_confirmation, :class => 'form-control' %>
</div>
<div class="form-group">
<%= f.label :current_password %> <i>(we need your current password to confirm your changes)</i>
<%= f.password_field :current_password, :class => 'form-control' %>
</div>
<div class="form-group">
<%= f.submit "Update", :class => 'btn btn-primary btn-block' %>
</div>
<% end %>
<h3>Cancel my account</h3>
<p>Unhappy? <%= button_to "Cancel my account", registration_path(resource_name), :data => {:confirm => "Are you sure?"}, :method => :delete, :class => "btn btn-primary btn-block" %></p>
<%= link_to "Back", :back %>
</div>
</div>
</div>