@media screen and (max-width: 901px){
    .liBanner{
        height: 30rem;
        margin-top: 2rem;
    }
    .list3 .swiper-slide{
        height: 12rem;
    }
}
@media screen and (max-width: 844px){
    .list1 .tab .tab-tit .list-item .img2{
        width: 110px;
        height: auto;
    }
}
@media screen and (max-width: 751px){
    .list1 .tab .tab-tit .list-item .img2{
        margin-right: 1rem;
    }
}