img {
  width: 100%;
  display: block;
}
.main {
  min-width: 1200px;
}
.roll-content {
  width: 100%;
}
.roll-content .swiper-container {
  width: 100%;
  height: 100%;
  margin-left: auto;
  margin-right: auto;
}
.roll-content .swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.roll-content .swiper-pagination-bullet {
  background: #ffffff;
  opacity: 1;
  outline: none;
}
.roll-content .swiper-pagination-bullet-active {
  background: #ffffff;
  width: 30px;
  border-radius: 10px;
}