app/views/devise/passwords/new.html.erb
<div class="row">
<div class="col-xl-4 offset-xl-4">
<h2><%= t('devise.shared_links.forgot_password') %></h2>
<%= form_for(resource, as: resource_name, url: password_path(resource_name), method: :post, class: 'form-horizontal') do |f| %>
<%= render 'devise/shared/error_messages' %>
<div class="form-group">
<%= f.label :email %><br />
<%= f.email_field :email, autofocus: true, class: 'form-control' %>
</div>
<div class="form-group">
<%= f.submit t('devise.passwords.reset_instructions'), class: 'btn btn-primary' %>
</div>
<% end %>
<%= render 'devise/shared/links' %>
</div>
</div>