.center-box {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate3d(-50%, -50%, 0);
  transform: translate3d(-50%, -50%, 0);
}

.swiper-slide {
  text-align: center;
}

.swiper-slide img {
  width: 100%;
  height: auto;
}

.bk-zhuanti .arrow-zhuanti {
  position: absolute;
  width: 0.72rem;
  height: 0.72rem;
  top: 0.72rem;
  z-index: 3;
  cursor: pointer;
}

.bk-zhuanti .swiper-wrap {
  position: relative;
  height: 3.146667rem;
  margin-bottom: 0.266667rem;
}

.bk-zhuanti .swiper-wrap img {
  width: 9.12rem;
  height: 2.186667rem;
}

.bk-zhuanti .arrow-zhuanti-left {
  left: 0.053333rem;
  background: url(../images/arrow-left-zhuanti-mobile.png) left top no-repeat;
  background-size: contain;
}

.bk-zhuanti .arrow-zhuanti-right {
  right: 0.053333rem;
  background: url(../images/arrow-right-zhuanti-mobile.png) left top no-repeat;
  background-size: contain;
}

.bk-zhuanti .pagi {
  position: absolute;
  left: 0;
  bottom: 0.213333rem;
  width: 100%;
  z-index: 2;
  text-align: center;
}

.bk-zhuanti .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
  background: #bc0000;
  width: 0.533333rem;
}

.bk-zhuanti .swiper-pagination-bullet {
  background: #bc0000;
  opacity: 1;
  width: 0.053333rem;
  height: 0.053333rem;
  -webkit-border-radius: 0.053333rem;
  border-radius: 0.053333rem;
  margin-right: 0.2rem;
  cursor: pointer;
  -webkit-transition: all .3s linear;
  transition: all .3s linear;
}

.bk-zhuanti .swiper-pagination-bullet:last-child {
  margin-right: 0;
}

.bk-zhuanti .list-zhuanti li {
  font-size: 0.4rem;
  margin-bottom: 0.666667rem;
}