$require(['swiper'], function () {
    var swiper = new Swiper('.magnify', {
        slidesPerView: 1,
        spaceBetween: 0,

        loop: true,
        navigation: {
            nextEl: '.Under',
            prevEl: '.Upper',
        },
      breakpoints: {
            768: {
              slidesPerView: 4,
                spaceBetween: 20
            }
        }
      
    });
})