app/views/devise/passwords/new.html.erb
<div class="container">
<div class="row">
<div class="col-md-4 col-md-offset-4">
<div class="panel panel-default">
<div class="panel-heading">
<h2>Olvidaste tu contraseƱa?</h2>
</div>
<div class="panel-body">
<%= simple_form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :post }) do |f| %>
<%= f.error_notification %>
<%= f.input :email, required: true, autofocus: true %>
<div class="form-actions">
<%= f.button :submit, "Recuperar contraseƱa" %>
</div>
<% end %>
<%= render "devise/shared/links" %>
</div>
</div>
</div>
</div>
</div>