anchor.diff:  <p class="field" data-hook="card_expiration">
     <%= label_tag "card_month", Spree.t(:expiration) %><span class="required">*</span><br />
     <%= select_month(Date.today,
  -                   { :prefix => param_prefix, :field_name => 'month', :use_month_numbers => true },
  -                   :class => 'required',
  -                   :id => "card_month",
  -                   :data => { conekta: 'card[exp_month]' }) %>
  +                   { prefix: param_prefix, field_name: 'month', use_month_numbers: true },
  +                   class: 'required',
  +                   id: "card_month",
  +                   data: { conekta: 'card[exp_month]' } ) %>
   
     <%= select_year(Date.today,
  -                  { :prefix => param_prefix, :field_name => 'year', :start_year => Date.today.year, :end_year => Date.today.year + 15 },
  -                  :class => 'required',
  -                  :id => "card_year",
  -                  :data => { conekta: 'card[exp_year]' }) %>
  +                  { prefix: param_prefix, field_name: 'year', start_year: Date.today.year, end_year: Date.today.year + 15 },
  +                  class: 'required',
  +                  id: "card_year",
  +                  data: { conekta: 'card[exp_year]' }) %>
   </p>
   
   <p class="field" data-hook="card_code">
     <%= label_tag "card_code", Spree.t(:card_code) %><span class="required">*</span><br />
     <%= text_field_tag "#{param_prefix}[verification_value]",
                        '',
  -                     options_hash.merge(:id => 'card_code',
  -                                        :class => 'required',
  -                                        :size => 5,
  -                                        :data => { conekta: 'card[cvc]' }) %>
  -  <%= link_to "(#{Spree.t(:what_is_this)})", spree.content_path('cvv'), :target => '_blank', "data-hook" => "cvv_link", :id => "cvv_link" %>
  +                     options_hash.merge(id: 'card_code',
  +                                        class: 'required cardCode',
  +                                        size: 5,
  +                                        data: { conekta: 'card[cvc]' } ) %>
  +  <%= link_to "(#{Spree.t(:what_is_this)})", spree.content_path('cvv'), target: '_blank', "data-hook" => "cvv_link", id: "cvv_link" %>
   </p>
   
   <% if payment_method.with_installments? %>
  
positive.code:   <%= label_tag "name_on_card_#{payment_method.id}", Spree.t(:name_on_card) %><span class="required">*</span><br />
    <%= text_field_tag "#{param_prefix}[name_on_card]",
                       "#{@order.billing_firstname} #{@order.billing_lastname}",
                       { :id => "name_on_card_#{payment_method.id}", data: { conekta: 'card[name]' } } %>
  </p>
  
  <p class="field" data-hook="card_number">
    <%= label_tag "card_number", Spree.t(:card_number) %><span class="required">*</span><br />
    <% options_hash = Rails.env.production? ? {:autocomplete => 'off'} : {} %>
    <%= text_field_tag "#{param_prefix}[number]",
                       '',
                       options_hash.merge(:id => 'card_number',
                                          :class => 'required',
                                          :size => 19,
                                          :maxlength => 19,
                                          :autocomplete => "off",
                                          :data => { conekta: 'card[number]' }) %>
    &nbsp;
    <span id="card_type" style="display:none;">
      ( <span id="looks_like" ><%= Spree.t(:card_type_is) %> <span id="type"></span></span>
  
negative.code:   </p>
  <% end %>
  
  <%= hidden_field_tag "conekta_month", Date.today.month, data: { conekta: 'card[exp_month]' } %>
  <%= hidden_field_tag "conekta_year", Date.today.year, data: { conekta: 'card[exp_year]' } %>
  
  <%= hidden_field_tag "#{param_prefix}[conekta_response]", '' %>
  <%= hidden_field_tag "#{param_prefix}[gateway_payment_profile_id]", '', :id => "gateway_payment_profile_id" %>
  