.is-slider.swiper-container {
  width: 100%;
  height: 500px;
  text-align: center;
}
.is-slider .swiper-slide img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  -ms-transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  position: absolute;
  left: 50%;
  top: 50%;
}
.is-slider .swiper-slide.auto {
  width: auto;
}
.is-slider .swiper-slide.auto img {
  position: static;
  -ms-transform: none;
  -webkit-transform: none;
  -moz-transform: none;
  transform: none;
}
.is-slider .swiper-pagination-bullet {
  color: #fff;
}
.is-slider .swiper-pagination-bullet.num {
  width: 16px;
  height: 16px;
  font-size: 11px;
  line-height: 17px;
}
.is-slider .swiper-pagination-fraction {
  background: #000;
  color: #fff;
  opacity: 0.4;
  display: inline-block;
  width: auto;
  left: inherit;
  padding: 0 10px;
}