$require(['swiper'], function () {
    var swiper = new Swiper('.magnify', {
      autoplay: {
            delay: 2500, // 2.5秒切换一次
        },
        slidesPerView: 1,
        spaceBetween:0,
        centeredSlides: true,
        loop: true,
        navigation: {
            nextEl: '.Under',
            prevEl: '.Upper',
        },
      breakpoints: {
            768: {
                slidesPerView: 5,
                spaceBetween: 0,
            }
        },
    });
});