@media screen and (min-width: 768px) {
    .banner {
        width: 100%;
        height: 620px;
        background-color: #050C20;
        background-size: cover;
        background-repeat: no-repeat;
        background-position: center top;
        position: relative;
    }
    
    .banner .bannermsg {
        width: 1200px;
        margin: 0 auto;
        padding-top: 165px;
    }
    
    .banner .bannermsg .titles {
        font-size: 51px;
        font-family: SourceHanSansCN-Light, SourceHanSansCN;
        font-weight: 300;
        color: #FFFFFF;
        line-height: 77px;
        margin-bottom: 20px;
    }
    .banner .bannermsg .describe{
        font-size: 16px;
        font-family: SourceHanSansCN-Regular, SourceHanSansCN;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.8);
        line-height: 36px;
    }
    
    .banner .bannermsg .producttitle {
        font-size: 22px;
        font-family: SourceHanSansCN-Regular, SourceHanSansCN;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.8);
        line-height: 22px;
        margin-bottom: 20px;
    }
    
    .banner .bannermsg .msg {
        font-size: 16px;
        font-family: SourceHanSansCN-Regular, SourceHanSansCN;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.8);
        line-height: 36px;
    }
    
    .banner .menulist {
        position: absolute;
        left: 50%;
        margin-left: -600px;
        bottom: 64px;
        width: 1200px;
        text-align: left;
        font-size: 16px;
        font-family: SourceHanSansCN-Medium, SourceHanSansCN;
        font-weight: 500;
        color: #FFFFFF;
        line-height: 24px;
        margin-bottom: 20px;
    }
    .banner .menulist a{
        text-decoration: none;
        color: rgba(255, 255, 255, 0.8)
    }
    .banner .menulist .line{
        margin: 0 10px;
        color: rgba(255, 255, 255, 0.5);
    }
    
    .banner .tabar {
        width: 100%;
        height: 64px;
        position: absolute;
        left: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(20px);
    }
    
    .banner .tabar .tabbatitembox {
        width: 1200px;
        position: absolute;
        left: 50%;
        margin-left: -600px;
    }
    
    .banner .tabar .tabbatitem {
        width: 221px;
        height: 61px;
        box-sizing: content-box;
        background: #FFFFFF;
        border-top: 3px solid #E60113;
        font-size: 20px;
        font-family: SourceHanSansCN-Medium, SourceHanSansCN;
        font-weight: 500;
        color: #222222;
        line-height: 61px;
        text-align: center;
        cursor: pointer;
    }
    
    .detailsbox {
        width: 100%;
        padding-top: 50px;
        padding-bottom: 100px;
    }
    
    .detailsbox .showdetails {
        width: 1200px;
        margin: 0 auto;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    
    /* .detailsbox .showdetails:after {
        content: "";
        width: 30%;
        height: 0px;
        visibility: hidden;
    } */
    
    .detailsbox .showdetails .showdetailsitem {
        width: 390px;
        height: 448px;
        background: #2E2E2E;
        border-radius: 12px;
        margin-bottom: 47px;
        padding: 45px;
        text-align: center;
        cursor: pointer;
    }
    .detailsbox .showdetails .showdetailsitem:nth-child(2) .xinpianmsg {
        font-size: 16px;
        font-family: SourceHanSansCN-Normal, SourceHanSansCN;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.8);
        line-height: 30px;
        width: 239px;
        margin: 0 auto;
    }
    
    .detailsbox .showdetails .showdetailsitem .imgbox {
        width: 228px;
        height: 228px;
        margin: 0 auto;
    }
    
    .detailsbox .showdetails .showdetailsitem .imgbox img {
        width: 206px;
        height: 207px;
    }
    
    .transitionimg {
        transform: scale(1.05);
        -webkit-transform: scale(1.05);
        /*Safari 和 Chrome*/
        -moz-transform: scale(1.05);
        /*Firefox*/
        -ms-transform: scale(1.05);
        /*IE9*/
        -o-transform: scale(1.05);
        /*Opera*/
        transition-duration:0.25s;
    }
    
    .detailsbox .showdetails .showdetailsitem .line {
        width: 300px;
        height: 1px;
        background: #555555;
        margin: 0 auto;
        margin-top: 6px;
    }
    
    .detailsbox .showdetails .showdetailsitem .xinpianname {
        font-size: 22px;
        font-family: SourceHanSansCN-Medium, SourceHanSansCN;
        font-weight: 500;
        color: #FFFFFF;
        line-height: 33px;
        margin-top: 31px;
    }
    
    .detailsbox .showdetails .showdetailsitem .xinpianmsg {
        font-size: 16px;
        font-family: SourceHanSansCN-Normal, SourceHanSansCN;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.8);
        line-height: 30px;
    }
}
@media screen and (max-width: 768px) {
    .mobilebanner{
        width: 10rem;
        height: 11.28rem;
        background-color: #080409;
        position: relative;
    }
    .mobilebanner img{
        width: 10rem;
        height: 8rem;
        position: absolute;
        left: 0;
        top: 0;
    }
    .mobilebanner .mobilebannertitle{
        width: 2.27rem;
        font-size: 0.64rem;
        font-family: SourceHanSansCN-Light, SourceHanSansCN;
        font-weight: 300;
        color: #FFFFFF;
        line-height: 0.96rem;
        position: absolute;
        text-align: center;
        margin-left: -1.135rem;
        left: 50%;
        bottom: 4.08rem;
    }
    .mobilebanner .mobilebannermsg{
        width: 9.23rem;
        height: 3.04rem;
        background: #222222;
        box-shadow: 0rem 0.08rem 0.21rem 0rem rgba(0, 0, 0, 0.1);
        border-radius: 0.13rem;
        position: absolute;
        left: 50%;
        margin-left: -4.6rem;
        bottom: 0.51rem;
        text-align: center;
        color: #FFFFFF;
        padding-left: 0.27rem;
        padding-right: 0.2rem;
    }
    .mobiletab{
        width: 10rem;
        height: 1.09rem;
        background: #222222;
        margin-bottom: 1rem;
    }
    .mobiletab  .tabbatitemdefault{
        box-sizing: content-box;
        margin-left: 0.72rem;
        width: 1.89rem;
        height: 1.01rem;
        line-height: 1.09rem;
        font-size: 0.35rem;
        font-family: SourceHanSansCN-Medium, SourceHanSansCN;
        font-weight: 500;
        color: #FFFFFF;
        line-height: 1.09rem;
        text-align: center;
        border-bottom: 0.08rem solid #E60113;
    }
    .mobiletabbox{
        width: 100%;
        padding-top: 0.8rem;
        padding-bottom: 1.6rem;
        padding-left: 0.4rem;
        padding-right: 0.4rem;
    }
    .mobiletabbox .title{
        font-size: 0.48rem;
        font-family: SourceHanSansCN-Light, SourceHanSansCN;
        font-weight: 300;
        color: #222222;
        line-height: 0.72rem;
        text-align: center;
        margin-bottom: 0.53rem;
    }
    .mobiletabbox .mobileproductitem{
        width: 9.2rem;
        height: 3.17rem;
        background: #2E2E2E;
        border-radius: 0.32rem;
        margin-bottom: 0.21rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-left: 0.19rem;
        padding-right: 0.61rem;
    }
    .mobiletabbox .mobileproductitem img{
        width: 2.83rem;
        height: 2.83rem;
        margin-right: 0.24rem;
    }
    .mobileproductitemright{
        height: 100%;
        padding-top: 0.52rem;
    }
}