.NyBigBox {
        padding-top: 0;
        padding-bottom: 0;
        margin-top: -125px;
        background: #fff0;
    }

    /* nav  导航 */
    .aboutList {
        margin: 0 auto;
        width: 90%;
        border-radius: 40px 40px 0 0;
        background: #FFF;
        height: 125px;
        display: flex;
        align-items: center;
        justify-content: space-evenly;
    }

    .aboutList a {
        color: #6A6A6A;
        font-size: 20px;
    }

    @media (max-width: 1440px) {
        .NyBigBox {
            margin-top: -100px;
        }

        .aboutList {
            height: 100px;
        }
    }

    @media (max-width: 1200px) {
        .NyBigBox {
            margin-top: 0;
        }

        .aboutList {
            width: 100%;
            padding: 30px var(--container);
            flex-wrap: wrap;
            grid-gap: 15px 0;
            height: 75px;
        }
    }

    @media (max-width:720px) {
        .aboutList {
            height: auto;
        }

        .aboutList a {
            width: 50%;
            text-align: center;
            font-size: 16px;
        }
    }

    /* box1  */
    .NySection1 {
        position: relative;
        padding-left: var(--container);
        padding-right: var(--container);
        padding-top: 120px;
        padding-bottom: 175px;
    }

    @media (max-width: 1200px) {
        .NySection1 {
            padding-top: 90px;
            padding-bottom: 90px;
        }
    }

    @media (max-width:720px) {
        .NySection1 {
            padding-top: 60px;
            padding-bottom: 60px;
        }
    }

    .Box1 {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .img1Box {
        width: 37.5%;
    }

    .img1 {
        width: 100%;
        height: 100%;
        border-radius: 50px;
        display: none;
    }

    .img1.on {
        display: block;
    }

    .text1 {
        width: 55%;
        padding-top: 90px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .text1 .NyTitle {
        display: flex;
        align-items: flex-start;
    }

    .desc1 {
        width: 100%;
        height: 320px;
        padding-right: 60px;
        overflow-Y: scroll;
        color: #5C5C5C;
        text-align: justify;
        font-size: 16px;
        line-height: 2;
    }

    .item1 {
        height: 60px;
        display: flex;
        grid-gap: 45px;
    }

    .item1 li {
        width: 280px;
        height: 100%;
        border-radius: 64px;
        background: rgba(0, 0, 0, 0.24);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #FFF;
        text-align: center;
        font-size: 18px;
        font-weight: 700;
        letter-spacing: 2.16px;
        cursor: pointer;
    }

    .item1 li.on {
        background: var(--color);
    }


    @media (max-width: 1440px) {
        .text1 {
            width: 55%;
            padding-top: 0px;
        }
    }

    @media (max-width: 1200px) {
        .img1Box {
            border-radius: 30px;
            width: 45%;
        }

        .img1 {
            border-radius: 30px;
        }

        .text1 {
            width: 50%;
            grid-gap: 30px;
        }

        .desc1 {
            height: 240px;
            line-height: 1.5;
            padding-right: 15px;
        }

        .item1 li {
            width: 50%;
            height: 45px;
            font-size: 16px;
        }
    }

    @media (max-width:720px) {
        .Box1 {
            display: flex;
            flex-direction: column-reverse;
        }

        .img1Box {
            width: 100%;
        }

        .text1 {
            width: 100%;
        }
    }

    @media (max-width:460px) {}

    @media (max-width:380px) {}

    /* box2 */
    .aboutBox2 {
        position: relative;
        overflow: hidden;
    }


    .About2 {
        width: 100%;
        position: relative;
    }

    .text2 {
        position: absolute;
        z-index: 2;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        display: flex;
    }

    .text2 li {
        width: 100%;
        border-right: 1px solid rgb(255, 255, 255, 0.4);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 0 15px;
    }

    .text2 h1 {
        font-weight: 700;
        font-size: 32px;
        text-align: center;
        color: #FFFFFF;
        margin-bottom: 15px;
    }

    .text2 h2 {
        font-weight: 400;
        font-size: 16px;
        line-height: 1.5;
        text-align: center;
        color: #FFFFFF;
        width: 50%;
    }

    .img2 {
        position: relative;
        z-index: 1;
        width: 100%;
    }

    .img2 img {
        display: none;
        width: 100%;
    }

    .img2 img.on {
        display: block;
    }


    @media (max-width: 1200px) {
        .text2 li {
            justify-content: center;
            padding: 15px;
        }

        .text2 h1 {
            font-size: 24px;
        }

        .text2 h2 {
            font-size: 14px;
            width: 100%;
        }
    }

    @media (max-width:720px) {
        .text2 {
            display: flex;
            flex-direction: column;
        }

        .text2 li {
            height: 100%;
            border-right: 0px solid rgb(255, 255, 255, 0.4);
            border-bottom: 1px solid rgb(255, 255, 255, 0.4);
        }

        .img2 img {
            height: 600px;
            object-fit: cover;
        }
    }

    /* box3 */
    .NySection3 {
        padding: 120px var(--container);
        position: relative;
    }

    @media (max-width: 1200px) {
        .NySection3 {
            padding-top: 90px;
            padding-bottom: 90px;
        }
    }

    @media (max-width:720px) {
        .NySection3 {
            padding-top: 60px;
            padding-bottom: 60px;
        }
    }

    .About3 {
        margin-top: 90px;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-gap: 20px;
    }

    .item3 {
        width: 100%;
        overflow: hidden;
        border-radius: 50px;
    }

    @media (max-width: 1200px) {
        .About3 {
            margin-top: 60px;
        }

        .item3 {
            border-radius: 20px;
        }
    }

    @media (max-width:720px) {
        .About3 {
            margin-top: 30px;
            grid-template-columns: repeat(2, 1fr);
            grid-gap: 10px;
        }

        .item3 {
            border-radius: 10px;
        }
    }

    /* box4 */
    .NySection4 {
        padding: 120px var(--container);
        position: relative;
    }

    @media (max-width: 1200px) {
        .NySection4 {
            padding-top: 90px;
            padding-bottom: 90px;
        }
    }

    @media (max-width:720px) {
        .NySection4 {
            padding-top: 60px;
            padding-bottom: 60px;
        }
    }

    .aboutBox4 {
        overflow: hidden;
        width: 100%;
        position: relative;
    }

    .About4 {
        position: relative;
        z-index: 2;
        width: 100%;
    }

    .About4 .NyTitle h1 {
        color: #fff;
    }

    .bj3 {
        position: absolute;
        z-index: 1;
        left: 0;
        top: 0;
        width: 100%;
        height: 50%;
        object-fit: cover;
    }

    .swiper4 {
        padding: 0 10px;
        padding-top: 90px;
    }

    .item4 {
        transform: scale(0.8) !important;
        transition: 0.5s;
    }

    .item4 .img {
        box-shadow: 0 0 20px 5px rgba(0, 0, 0, 0.25);
    }

    .item4 .img img {
        width: 100%;
    }

    .item4.swiper-slide-active {
        transform: scale(1) !important;
    }

    .item4 h1 {
        margin-top: 45px;
        margin-bottom: 15px;
        font-size: 26px;
        line-height: 1;
        text-align: center;
        color: #585858;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
    }

    .item4.swiper-slide-active h1 {
        margin-top: 75px;
        color: #000000;
    }

    .next4 {
        width: 60px;
        height: 60px;
        background: url(/assets/images/icon2.png) no-repeat 100% 100%;
        background-size: contain;
        filter: grayscale(1) opacity(0.5);
        margin: 0;
        right: 30vw;
        top: auto;
        bottom: 0;
    }

    .prev4 {
        width: 60px;
        height: 60px;
        background: url(/assets/images/icon2.png) no-repeat 100% 100%;
        background-size: contain;
        filter: grayscale(1) opacity(0.5);
        margin: 0;
        transform: rotateY(180deg);
        left: 30vw;
        top: auto;
        bottom: 0;
    }

    .swiper4 .swiper-button-next:after,
    .swiper4 .swiper-button-prev:after {
        display: none;
    }

    .swiper4 .swiper-button-next:hover,
    .swiper4 .swiper-button-prev:hover {
        filter: grayscale(0) opacity(1);
    }

    @media (max-width:1600px) {
        .next4 {
            width: 50px;
            height: 50px;
            right: 28vw;
        }

        .prev4 {
            width: 50px;
            height: 50px;
            left: 28vw;
        }
    }

    @media (max-width:1200px) {
        .swiper4 {
            padding: 0;
            padding-top: 60px;
        }

        .item4 h1 {
            font-size: 18px;
        }
    }

    @media (max-width:720px) {


        .swiper4 {
            padding: 0;
            padding-top: 30px;
        }

        .next4 {
            width: 30px;
            height: 30px;
            right: 25vw;
        }

        .prev4 {
            width: 30px;
            height: 30px;
            left: 25vw;
        }

        .item4 h1 {
            margin: 30px 0 5px;
        }
    }

    @media (max-width:460px) {
        .next4 {
            right: 10vw;
        }

        .prev4 {
            left: 10vw;
        }

        .item4 h1 {
            margin: 10px 0 5px;
        }

        .item4.swiper-slide-active h1 {
            margin: 20px 0 5px;
        }

    }