.NyBigBox {
    padding-bottom: 0;
}

.box1 {
    overflow: hidden;
    position: relative;
    display: flex;
    flex-wrap: wrap;
}

.box1::after {
    content: "";
    display: block;
    width: 80px;
    height: 60px;
    background: url(https://ss-res.oss-cn-hangzhou.aliyuncs.com/site_res/198/20231208100416_pVtasQmP.png) no-repeat center;
    background-size: 100%;
    position: absolute;
    z-index: 2;
    top: 90px;
    right: var(--positionRight);
    transform: rotateZ(180deg);
}

.box1::before {
    content: "";
    display: block;
    width: 160px;
    height: 96px;
    background: url(https://ss-res.oss-cn-hangzhou.aliyuncs.com/site_res/198/20231208100416_pVtasQmP.png) no-repeat center;
    background-size: 100%;
    position: absolute;
    z-index: 2;
    bottom: 40px;
    left: var(--positionLeft);
}

.box1 .left {
    width: 50%;
    border-right: 1px solid #D9D9D9;
}

.box1_1 {
    border-bottom: 1px solid #D9D9D9;
    height: 500px;
    display: flex;
    flex-direction: column;
    padding-top: 90px;
}

.box1_1 h1 {
    color: #000;
    font-size: 36px;
    line-height: 1;
    margin: 0;
}

.box1_1 h2 {
    color: #000;
    font-weight: bold;
    font-size: 36px;
    line-height: 1;
    margin: 60px 0 30px;
}

.box1_1 h3 {
    color: #003789;
    font-size: 28px;
    line-height: 1;
    margin: 0;
}

.box1_2 {
    display: flex;
    justify-content: flex-end;
}

.box1_2 img {
    height: 300px;
    max-width: 100%;
    padding-top: 60px;
    padding-right: 80px;
}

.box1 .right {
    width: 50%;
}

.box1 .desc {
    height: 500px;
    color: #4F4F4F;
    font-size: 16px;
    line-height: 2;
    border-bottom: 1px solid #D9D9D9;
    padding-left: 60px;
    padding-bottom: 60px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.box1 .desc p {
    margin: 0;
}

.box1_3 {
    height: 300px;
    display: flex;
    flex-wrap: wrap;
}

.box1_3 .item {
    width: 50%;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
}

.box1_3 .item img {
    width: 65px;
}

.box1_3 .item .text {
    width: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.box1_3 .item .text h1 {
    color: #333;
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 15px;
}

.box1_3 .item .text h2 {
    color: #4F4F4F;
    font-size: 16px;
    line-height: 1;
    margin: 0;
}

.box2 {
    overflow: hidden;
    position: relative;
    background: #ffffff;
    padding: 90px 0 60px;
}

.box2 .title {
    color: #000;
    font-size: 36px;
    line-height: 1;
    margin-bottom: 60px;
}

.box2Swiper .swiper-wrapper {
    display: flex;
    align-items: flex-end;
}

.box2Slide {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.box2Slide .imgBox {
    position: relative;
    width: 80%;
    display: flex;
    justify-content: center;
}

.box2Slide.swiper-slide-active .imgBox {
    width: 90%;
}

.box2Slide .bj {
    position: relative;
    z-index: 2;
    width: 100%;
}

.box2Slide .img {
    position: absolute;
    z-index: 1;
    width: 72%;
    top: 10%;
}

.box2Slide h1 {
    margin: 0;
    color: #000;
    font-size: 18px;
    line-height: 30px;
    margin-top: 60px;
    opacity: 0;
}

.box2Slide.swiper-slide-active h1 {
    opacity: 1;
}

.box2Img {
    position: absolute;
    bottom: 100px;
}


.box2Swiper .swiper-button-next {
    background: url(/assets/img/jiantou_6.png) center;
    background-size: 100% 100%;
    display: block;
    width: 20px;
    height: 30px;
    transform: rotateY(180deg);
    color: #fff0;
    margin: 0;
    top: auto;
    bottom: 0;
    left: auto;
    right: 40%;
}

.box2Swiper .swiper-button-prev {
    background: url(/assets/img/jiantou_6.png) center;
    background-size: 100% 100%;
    display: block;
    width: 20px;
    height: 30px;
    color: #fff0;
    margin: 0;
    top: auto;
    bottom: 0;
    right: auto;
    left: 40%;
}

@media screen and (max-width: 1440px) and (min-width:0px) {
    .box1 .desc {
        line-height: 1.5;
        padding-left: 30px;
        padding-bottom: 30px;
    }
}

@media screen and (max-width: 1200px) and (min-width:0px) {
    .box1_1 h3 {
        font-size: 23px;
    }

    .box1_2 img {
        padding-right: 30px;
    }
}

@media screen and (max-width: 992px) and (min-width:0px) {
    .box1 .left {
        width: 100%;
    }

    .box1_1 {
        height: auto;
        padding-bottom: 30px;
    }

    .box1_1 h2 {
        margin: 45px 0 30px;
    }

    .box1 .desc {
        height: auto;
        padding-top: 30px;
    }

    .box1_2 {
        display: none;
    }

    .box1 .right {
        width: 100%;
        padding-bottom: 150px;
    }

    .box2Swiper .swiper-button-next {
        right: 20%;
    }

    .box2Swiper .swiper-button-prev {
        left: 20%;
    }
}

@media screen and (max-width: 640px) and (min-width:0px) {
    .box1 .left {
        border-right: 0px;
    }

    .box1_1 {
        padding-top: 60px;
    }

    .box1_1 h1 {
        font-size: 24px;
    }

    .box1_1 h2 {
        font-size: 28px;
        margin: 30px 0 15px;
    }

    .box1_1 h3 {
        font-size: 16px;
    }



    .box1 .desc {
        padding-left: 2vw;
    }

    .box1_3 .item img {
        width: 45px;
    }

    .box1_3 .item .text h1 {
        font-size: 28px;
        margin-bottom: 5px;
    }

    .box1_3 {
        height: 200px;
    }

    .box1::after {
        width: 60px;
        height: 40px;
        top: 60px;
    }

    .box1::before {
        width: 60px;
        height: 40px;
    }

    .box1 .right {
        padding-bottom: 75px;
    }

    .box2 {
        padding: 60px 0 30px;
    }

    .box2 .title {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .box2Slide h1 {
        margin-top: 20px;
    }

    .box2Img {
        bottom: 60px;
        height: 45px;
    }
}