#banner-kelin .swiper-pagination-bullets{bottom:20px;}
#banner-kelin .swiper-pagination-bullet {height:15px;width:15px;margin:0 12px;background:rgba(255,255,255,0.6);border-radius:15px;opacity:1;box-sizing:border-box;}
#banner-kelin .swiper-pagination-bullet-active{width:30px;background:rgba(255,255,255,1);}

@media screen and (max-width:768px) {
  #banner-kelin .swiper-pagination-bullets {
    bottom: 10px;
  }

  #banner-kelin .swiper-pagination-bullet {
    height: 10px;
    width: 10px;
    margin: 0 3px;
  }

  #banner-kelin .swiper-pagination-bullet-active {
    width: 25px;
  }
}