app/views/devise/passwords/new.html.erb
<div class="devise">
<h3 class="heading">Forgot Password?</h3>
<%= form_for(resource, :as => resource_name, :url => password_path(resource_name), :html => { :method => :post }) do |f| %>
<%= devise_error_messages! %>
<div class="form-group">
<%= label_tag :email, "Email", :class => "control-label" %>
<%= f.text_field :email, :autofocus => true, :placeholder => 'jsmith@example.com', :class => "form-control" %>
</div>
<p><%= f.submit "Submit", :class => "btn btn-primary" %></p>
<% end %>
<p><%= render :partial => "devise/shared/links" %></p>
</div>