/*样式*/
.swiper-button-next,
.swiper-button-prev {
  width: 25px;
  height: 25px;
  
  border-radius: 50%;
  transition: all 0.3s;top: 61%;}
.swiper-button-prev {left: 3px;}
.swiper-button-next{right: 3px;}

.swiper-button-next::after,
.swiper-button-prev::after {
  color: white;
  font-size: 20px;top: 56%;font-weight: bold;}

.swiper-button-next:hover,
.swiper-button-prev:hover {
  background: rgba(0,0,0,0.8);}