$require(['swiper'], function () {
    var swiper = new Swiper('.magnify', {
       observer:true,  //修改swiper自己或子元素时，自动初始化swiper
        observeParents:true,  //修改swiper的父元素时，自动初始化swiper
        slidesPerView: 3,
      slidesPerGroup: 3,
        spaceBetween: 40,
        centeredSlides: true,
        loop: true,
      speed:2000,
      
      autoplay: {
          delay: 3000,
          disableOnInteraction: false,
        },
       
        navigation: {
            nextEl: '.Under',
            prevEl: '.Upper',
        },
       pagination: {
          el: ".swiper-pagination",
          clickable: true,
        },
         breakpoints: { 
      320: {  //当屏幕宽度大于等于320
        slidesPerView: 1,
        speed:800,
          slidesPerGroup: 1,
        spaceBetween: 10,
      },
      768: {  //当屏幕宽度大于等于768 
        slidesPerView: 1,
        speed:800,
          slidesPerGroup: 1,
        spaceBetween: 10,
      },
      1280: {  //当屏幕宽度大于等于1280
       slidesPerView: 3,
        speed:1500,
          slidesPerGroup: 3,
        spaceBetween: 40,
      }
    }
      
      
    });
  

swiper.el.onmouseover = function(){
  swiper.autoplay.stop();
}
swiper.el.onmouseout = function(){
  swiper.autoplay.start();
}
    
  
})