var swiper=new Swiper('.swiper-container',{slidesPerView:3,spaceBetween:20,loop:true,speed:4000,navigation:{nextEl:".swiper-button-next",prevEl:".swiper-button-prev"},autoplay:{delay:3000,},fadeEffect:{crossFade:true},breakpoints:{640:{slidesPerView:1,spaceBetween:20,},768:{slidesPerView:1,spaceBetween:20,},1024:{slidesPerView:2,spaceBetween:20,},}});