.banner_down {
  position: relative;
}

.banner_down .item span {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 48px;
}

@media (max-width: 769px) {
  .banner_down .item span {
    font-size: 24px;
  }
}
@media (max-width: 450px) {
  .banner_down .item span {
    font-size: 24px;
  }
  .banner_down .item img {
    height: 150px;
    -o-object-fit: cover;
       object-fit: cover;
  }
}/*# sourceMappingURL=banner.css.map */