.swiper-pagination-bullet{width:400px!important;height:3px;background-color:rgba(255,255,255,.2);opacity:1;border-radius:2px;transition:background-color .3s ease;background-image:linear-gradient(to right,#fff 0%,#fff 100%);background-size:0% 100%;background-repeat:no-repeat}.swiper-pagination-bullet-active{background-size:100% 100%;transition:background-size 4s linear}