var thumb = $('.js-thumb-slide');

thumb.each(function(index,item) {

  $(item).slick({
    arrows: true,
    fade: false,
    dots: true,
    infinite: true,
    autoplay: true,
    pauseOnFocus: false,
    pauseOnHover: false,
    speed: 900,
    autoplaySpeed: 4000,
    slidesToShow: 3,
    responsive: [
      {
        breakpoint: 768,
        settings: {
          slidesToShow: 1,
          dots: true,
        }
      },
    ]
  });
});