= simple_nested_form_for [:admin, resource], turboboost: true, validate: true do |f| .row .col-sm-6 = f.input :name .col-sm-6 = f.input :position .row .col-sm-12 = f.input :university_name .row .col-sm-12 = f.input :description .row .col-sm-12 = f.fields_for :testimonial_image do |i| = i.input :image, input_html: {class: :visible} .row .col-sm-12.text-center = f.button :submit, @testimonial.new_record? ? 'Add Testimonial' : 'Update Testimonial', class: 'btn-default'