@media screen and (min-width: 1920px) {
  .main-index-w, .index-body .main-w,
  .main-w {
    width: 1500px;
  }
  .business-wrap .business-ul li {
    width: 435px;
    margin-bottom: 60px;
  }
  .img-list2 li {
    width: 375px;
    margin-right: 25px;
  }
  .img-list2 li img {
    width: 100%;
  }
  .news-swiper.swiper-container .swiper-pagination {
    right: 243px;
  }
  .investment-con .investment-r {
    width: 485px;
  }
  .header .header-nav .nav-ul > li {
    width: 296px;
  }
}