.banner .swiper-pagination{
    width: 100%;
    text-align: center;
    position: absolute;
    bottom: 30px;}

.banner .swiper-pagination-bullet{
    width: 12px;
    height: 12px;
    border: 1px solid #fff;
    margin: 0 3px;
    opacity: 1;
     background: none;}

.banner .swiper-pagination-bullet-active{
    background: #fff;}