.case {
        max-width: 100vw;
        overflow: hidden;
    }
    .case-banner img, .case-scene img, .case-function img, .case-scheme img, .case-interest img {
        height: auto;
        width: 100%;
        display: block;
    }
    .case-choice p{
        color: #191919;
        font-weight: 600;
        font-size: 45px;
        text-align: center;
        padding: 10px 0;
    }
    .case-choice .count, .case-partner .count  {
        display: flex;
        width: 1400px;
        align-items: center;
        margin: 0 auto;
        justify-content: center;
    }
    .case-choice .count .button, .case-partner .count .button {
        width: 86px;
        height: 86px;
        margin: 0 24px;
    }

    .case-choice .swiper-slide, .case-partner .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    }

    .case-choice .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    }
    .case-choice .mySwiper1, .case-partner .mySwiper2{
    width: 1048px !important;
    margin: 0;
    overflow: hidden;
    }
    .case-choice .mySwiper1 .swiper-wrapper .img {
    width: 1048px !important;
    height: 458px !important;
    }
    .case-partner {
        background: #FFFFFF;
        height: 740px;
        width: 100%;
        background-image: url(../image/case-partner-banner.png);
        background-size: 100%;
    }
    .case-partner p  {
    text-align: center;
    padding: 117px 0 87px;
    color: #191919;
    font-weight: 600;
    font-size: 45px;
    }
    .case-all-header {
    color: #191919;
    font-weight: 600;
    font-size: 45px;
    text-align: center;
    padding: 54px 0;
    }
    .case-all-list {
    width: 1278px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    }
    .case-all-list-item {
    background: #FFFFFF;
    box-shadow: 0px 0px 60px rgba(151, 165, 200, 0.15);
    border-radius: 20px;
    width: 380px;
    height: 357px;
    margin: 10px 23px;
    }
    .case-all-list-item_banner {
    width: 100%;
    height: 258px;
    }
    .case-all-list-item_title {
    color: #191919;
    font-weight: 600;
    font-size: 24px;
    line-height: 100px;
    text-align: center;
    }
    .case-banner {
    position: relative;
    height: 32vw;
    overflow: hidden;
    }
    .case-marquee {
        position: absolute;
        top: 50px; 
        right: 400px;
        height: 500px;
        overflow: hidden;
        width: 590px;
    }
    .case-partner-wrapper {
        /* width: 600px;
        height: 163px;
        position: relative;
        margin: 40px auto 0;
        right: 860px;
        top: 120px; */
        position: relative;
    }
    .box {
        width: 163px;
        height: 104px;
        position: absolute;
        margin:20px 0;
        left: 0;
    }
    .box img {
        transform: rotate(-180deg);
    }
    .boxes {
        position: relative;
        transform: rotate(-180deg);
        top: 60px;
        left: 20px;
        width: 165px;
        height: 600px;
    }
    .boxes1 {
        transform: rotate(0);
        top: -691px;
        left: 218px;
    }
    .boxes1 img { 
        transform: rotate(0);
    }
    .boxes2 {
        left: 410px;
        top: -1068px;
    }
    .partner-slide {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .case-partner .mySwiper2 {
        width: 1450px !important;
    }
    .case-partner .list-item {
        width: 224px;
        height: 100px;
        background: #FFFFFF;
        box-shadow: 0px 0px 30px rgba(26, 58, 129, 0.04);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 10px;
    }
    
    .partner-slide li img {
        width: 160px;
        height: auto;
    }
    .case-partner .count  {
        width: 1500px !important;
    }
    .case-choice-hover {
        position: absolute;
        background: rgba(0, 0, 0, 0.5);
        border-radius: 20px 0px 0px 20px;
        width: 453px;
        height: 370px;
        top: 44px;
        left: 62px;
        display: flex;
        justify-content: center;
        align-items: center;
        opacity: 0;
        transition: all .3s;
    }
    .mySwiper1  .swiper-slide-active:hover .case-choice-hover { 
        opacity: 1;
    }
    .case-choice-hover img {
        width: 166px !important;
        height: 166px !important;
    }
    .box img{
        box-shadow: 0px 0px 20px rgba(151, 165, 200, 0.22);
        border-radius: 16px;
    }
    .case-all-list {
        padding-bottom: 130px;
    }
    .case-all-list-item {
        position: relative;
    }
    .case-all-list-item-hover {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        justify-content: center;
        align-items: center;
        border-radius: 20px;
        opacity: 0;
        transition: all .3s;
    }
    .case-all-list-item:hover .case-all-list-item-hover {
        opacity: 1;
    }
    .case-all-list-item-hover img {
        width: 166px;
        height: 166px;
    }
    .case-comment {
        background: #F5F9FF;
        height: 700px;
        width: 100%;
        padding: 100px 0;
        box-sizing: border-box;
        background-image: url(../image/as-banner.png);
        background-size: 100%;
    }
    .case-comment-header {
        font-size: 45px;
        color: #191919;
        text-align: center;
        font-weight: 600;
        padding-bottom: 100px;
    }
    .say-list {
        position: relative;
        left: -150px;
        display: flex;
    }
    .say-list .say-item{
        background: #FFFFFF;
        border-radius: 20px;
        box-sizing: border-box;
        height: 106px;
        padding: 25px 18px;
    }
    .say-list .say-item img {
        width: 55px;
        height: 55px;
        margin-right: 14px;
    }
    .say-item {
        display: flex;
        align-items: center;
        margin: 20px;
    }
    .say-item .name {
        color: #191919;
        font-weight: 600;
        font-size: 20px;
        margin-bottom: 4px;
    }
    .say-item .desc {
        color: #7D8995;
        font-weight: 400;
        white-space:nowrap;
        font-size: 18px;
    }
    .say-list {
        margin: 0;
        padding: 0;
        list-style: none;
        display: flex;
        height: 100%;
        animation: move 20s linear infinite;
    }
    .say-list li {
        height: 100%;
      /* 重点：单个图片宽度 200，相当于默认不动可见 3 个 */
        flex-shrink: 0;
    }
    @keyframes move {
      /* 为什么设置 -800px ？公式：主图张数 * 单个图片宽度（每轮主图只有 4 张，4 张照片为一个周期，如果需要轮播的主图为 7、8、9...张，都一样） */
        100% {
            transform: translateX(-3000px);
        }
    }
    .case-banner {
        position: relative;
    }
    .case-details {
        position: absolute;
        height: 10%;
        width: 11%;
        top: 66%;
        left: 16%;
        cursor: pointer;
    }
    
    .header {
        background: transparent !important;
    }