responsify.js

(function($){
  $(document).ready(function($) {
    $('.about-what-toggle').click(function(event) {
      event.preventDefault();
      if($(this).parent().find('.about-what-bullet_bottom6').hasClass('show-about-bottom')){
        $(this).parent().find('.about-what-bullet_bottom6').removeClass('show-about-bottom');
      } else {
        $(this).parent().find('.about-what-bullet_bottom6').addClass('show-about-bottom');
      }
    });
  });
})(jQuery);