.yt-lt .swiper-arr {
  position: absolute;
  top: calc(50% - 25px);
  width: 28px;
  height: 50px;
  background: url(/mobile/img/main/index/arr.svg) center/contain no-repeat;
  z-index: 10;
  cursor: pointer;
}
.yt-lt .swiper-prev {
  left: 0;
}
.yt-lt .swiper-next {
  right: 0;
  -webkit-transform: rotateY(180deg);
          transform: rotateY(180deg);
}