dl_for viewer helper

application_helper.rb

def dl_for(instance, attribute)

  content = content_tag(:dt, class: "input-lg") do
    instance.class.human_attribute_name(attribute)
  end

  content << content_tag(:dd, class: "input-lg") do
    if block_given?
      yield
    else
      instance.send(attribute)
    end
  end

  content.html_safe
end