<%= f.label @attribute, class: "block mb-2 text-sm font-medium text-gray-900 dark:text-white" %> <%= f.input_field @attribute, as: :file, class: "block w-full text-sm text-gray-900 border border-gray-300 rounded-lg cursor-pointer dark:text-gray-400 focus:outline-none dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400" %>