.rolling_banner .swiper-button-next,
.rolling_banner .swiper-button-prev {
  color: red;
}

.product_box .swiper-button-next,
.product_box .swiper-button-prev {
  color: green;
}
.swiper-pagination-bullet {
  background: hotpink;
  opacity: 0.5;
}
.swiper-pagination-bullet-active {
  background: red;
}