.mainContent {
    margin-top: 0;
    min-height: 600px;
}

.mainContent .row1 {
    margin-right: -15px;
    margin-left: -15px;
}

.mainContent .row1 img {
    height: 100%;
}

/*swiper2样式*/
.swiper-container {
    height: 100vh;
}

.pagination {
    position: absolute;
    z-index: 20;
    bottom: 10px;
    width: 100%;
    text-align: center;
}

.swiper-pagination-switch {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 8px;
    background: #fff;
    margin: 0 5px;
    opacity: 0.8;
    border: 1px solid #cecece;
    cursor: pointer;
}

.swiper-active-switch {
    background: #fff;
    width: 30px;
    border: 1px solid #fff;
}
.swiper-wrapper .swiper-slide img {
    /* height: 60vw; */
}

/* 修改swiper默认按钮样式 */
.swiper-container-horizontal>.swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: 25px;
    left: 0;
    width: 100%
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    display: inline-block;
    border-radius: 50%;
    background: #fff;
    opacity: 1;
}

button.swiper-pagination-bullet {
    border: none;
    margin: 0;
    padding: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.swiper-pagination-clickable .swiper-pagination-bullet {
    cursor: pointer;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    width: 35px;
    border-radius: 50px;
    background: #fff;
}

.mainContent .row1 .swiper-slide .banner_title {
    display: inline-block;
    position: absolute;
    top: 45%;
    left: 65%;
    color: #fff;
    z-index: 10;
}

.mainContent .row1 .swiper-slide>div p:first-of-type {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 10px;
}

.mainContent .row1 .swiper-slide>div p:last-of-type {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 30px;
}

.mainContent .row1 .swiper-slide>div a div {
    width: 105px;
    height: 34px;
    line-height: 34px;
    border: 1px solid #fff;
    border-radius: 4px;
    text-align: center;
    color: #fff;
    display: inline-block;
}

.mainContent .row1 .swiper-slide>div a div:hover {
    background-color: #005abc;
}

/* 轮播图结束 */

/* 小标题样式 */
.mainContent .row1 .introduction {
    /* height: 800px; */
    position: relative;
}

.mainContent .row1 .introduction-title,
.mainContent .row1 .business-layout,
.mainContent .row1 .brand-layout,
.mainContent .row1 .news-center {
    height: 200px;
    text-align: center;
    padding-top: 65px;
}

.mainContent .row1 .introduction-title h5,
.mainContent .row1 .business-layout>h5,
.mainContent .row1 .brand-layout>h5,
.mainContent .row1 .news-center>h5 {
    font-size: 18px;
    color: #838383;
    padding-bottom: 5px;
}

.mainContent .row1 .introduction-title h1,
.mainContent .row1 .business-layout>h1,
.mainContent .row1 .brand-layout>h1,
.mainContent .row1 .news-center>h1 {
    font-size: 42px;
    color: #005bac;
    position: relative;
    /* display: inline-block; */
}

.mainContent .row1 .introduction-title h1::after,
.mainContent .row1 .business-layout>h1::after,
.mainContent .row1 .brand-layout>h1::after,
.mainContent .row1 .news-center>h1::after {
    content: '';
    position: absolute;
    top: 57px;
    left: 50%;
    margin-left: -34px;
    width: 68px;
    height: 6px;
    background-color: #f6ab00;
}

/* 小标题样式结束 */

.mainContent .row1 .introduction-cont {
    position: absolute;
    width: 564px;
    height: 310px;
    top: 33%;
    left: 45%;
    background-color: #fff;
    opacity: 0.9;
    padding: 30px;
}

.mainContent .row1 .introduction-cont div:first-of-type {
    font-size: 35px;
    color: #005bac;
    /* max-width: 370px; */
    padding-bottom: 30px;
    max-height: 100px;
    overflow: hidden;
}

.mainContent .row1 .introduction-cont div:nth-of-type(2) {
    max-height: 75px;
    overflow: hidden;
    font-size: 15px;
    margin-top: 15px;
    line-height: 1.6;
}


.mainContent .row1 .introduction-cont div:last-of-type {
    font-size: 15px;
    color: #005bac;
    border: 1px solid #005bac;
    border-radius: 6px;
    display: inline-block;
    margin-top: 30px;
}

.mainContent .row1 .introduction-cont div:last-of-type a {
    display: inline-block;
    padding: 6px 15px;
}

.mainContent .row1 .introduction-cont div:last-of-type:hover {
    background-color: #005abc;
}

.mainContent .row1 .introduction-cont div:last-of-type:hover a {
    color: #fff;
}

.mainContent .row1 .introduction .bg1 img {
    width: 100%;
    /* height: 600px; */
    object-fit: cover;
}

.mainContent .row1 .business-layout {
    position: relative;
    height: 835px;
    z-index: 5;
    font-size: 0;
    color: #fff;
}

.mainContent .row1 .business-layout .business-layout-box {
    width: 1100px;
    margin: 0 auto;
    padding-top: 70px;
}

.mainContent .row1 .business-layout .business-layout-box .left {
    width: 560px;
    display: inline-block;
}

.mainContent .row1 .business-layout .resAndDev,
.mainContent .row1 .business-layout .product {
    width: 260px;
    height: 240px;
    display: inline-block;
    margin-right: 20px;
    margin-bottom: 20px;
}

.mainContent .row1 .business-layout .logistics {
    width: 540px;
    height: 260px;
    display: inline-block;
    margin-right: 20px;
}

.mainContent .row1 .business-layout .channel {
    width: 540px;
    height: 520px;
    display: inline-block;
    vertical-align: top;
}


.mainContent .row1 .business-layout .resAndDev,
.mainContent .row1 .business-layout .product,
.mainContent .row1 .business-layout .logistics,
.mainContent .row1 .business-layout .channel {
    position: relative;
}

.mainContent .row1 .business-layout .resAndDev img,
.mainContent .row1 .business-layout .product img,
.mainContent .row1 .business-layout .logistics img,
.mainContent .row1 .business-layout .channel img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.mainContent .row1 .business-layout .resAndDev .resAndDev-title,
.mainContent .row1 .business-layout .product .product-title,
.mainContent .row1 .business-layout .logistics .logistics-title,
.mainContent .row1 .business-layout .channel .channel-title {
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 100;
    text-align: left;
    /* display: none; */
}


.mainContent .row1 .business-layout .resAndDev .resAndDev-title div,
.mainContent .row1 .business-layout .product .product-title div,
.mainContent .row1 .business-layout .logistics .logistics-title div,
.mainContent .row1 .business-layout .channel .channel-title div {
    width: 40px;
    height: 40px;
    margin-left: 15px;
    margin-bottom: 5px;
}

.mainContent .row1 .business-layout .resAndDev .resAndDev-title div img,
.mainContent .row1 .business-layout .product .product-title div img,
.mainContent .row1 .business-layout .logistics .logistics-title div img,
.mainContent .row1 .business-layout .channel .channel-title div img {
    width: 100%;
    height: 100%;
    /* margin-left: 15px;
    margin-bottom: 15px; */
    display: none;
}


.mainContent .row1 .business-layout .resAndDev:hover .resAndDev-title div img,
.mainContent .row1 .business-layout .product:hover .product-title div img,
.mainContent .row1 .business-layout .logistics:hover .logistics-title div img,
.mainContent .row1 .business-layout .channel:hover .channel-title div img {
    width: 100%;
    height: 100%;
    /* margin-left: 15px;
    margin-bottom: 15px; */
    display: inline-block;
}

.mainContent .row1 .business-layout .resAndDev h1,
.mainContent .row1 .business-layout .product h1,
.mainContent .row1 .business-layout .logistics h1,
.mainContent .row1 .business-layout .channel h1 {
    font-size: 23px;
    padding-left: 15px;
    padding-bottom: 5px;
}

.mainContent .row1 .business-layout .resAndDev h5,
.mainContent .row1 .business-layout .product h5,
.mainContent .row1 .business-layout .logistics h5,
.mainContent .row1 .business-layout .channel h5 {
    font-size: 15px;
    padding-left: 15px;
    padding-bottom: 15px;
}

.mainContent .row1 .business-layout .resAndDev .graChange,
.mainContent .row1 .business-layout .product .graChange,
.mainContent .row1 .business-layout .logistics .graChange,
.mainContent .row1 .business-layout .channel .graChange {
    background-image: linear-gradient(to top, #000, transparent 30%);
    opacity: 0.7;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 99;
}

.mainContent .row1 .business-layout .resAndDev:hover .blue,
.mainContent .row1 .business-layout .product:hover .blue,
.mainContent .row1 .business-layout .logistics:hover .blue,
.mainContent .row1 .business-layout .channel:hover .blue {
    background-color: #005bac;
    opacity: 0.8;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 99;
    transition: all 0.2s;
    display: block;
}

.mainContent .row1 .business-layout .resAndDev .blue,
.mainContent .row1 .business-layout .product .blue,
.mainContent .row1 .business-layout .logistics .blue,
.mainContent .row1 .business-layout .channel .blue {
    display: none;
}

.mainContent .row1 .business-layout .resAndDev .blue,
.mainContent .row1 .business-layout .product .blue,
.mainContent .row1 .business-layout .resAndDev .graChange,
.mainContent .row1 .business-layout .product .graChange {
    width: 260px;
    height: 240px;
}

.mainContent .row1 .business-layout .logistics .blue,
.mainContent .row1 .business-layout .logistics .graChange {
    width: 540px;
    height: 260px;
}

.mainContent .row1 .business-layout .channel .blue,
.mainContent .row1 .business-layout .channel .graChange {
    width: 540px;
    height: 520px;
}

.mainContent .row1 .business-layout .bg2,
.mainContent .row1 .brand-layout .bg2,
.mainContent .row1 .news-center .bg2 {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    object-fit: cover;
}

.mainContent .row1 .brand-layout .bg2 {
    height: 750px;
}

.mainContent .row1 .brand-layout {
    position: relative;
    height: 750px;
    z-index: 5;
    font-size: 0;
    color: #fff;
}

.mainContent .row1 .brand-layout .brand-layout-box .brand-layout-title {
    padding-top: 63px;
    font-size: 15px;
    line-height: 1.6;
    color: #3e3e3e;
}

.mainContent .row1 .brand-layout .brand-layout-box .brand-logos {
    display: inline-block;
    /* flex-wrap: wrap; */
    max-width: 1100px;
    margin: 0 auto;
    padding-top: 80px;
    /* align-content: center; */
    /* justify-content: center; */
}

.mainContent .row1 .brand-layout .brand-layout-box .brand-logos div {
    max-width: 195px;
    max-height: 115px;
    margin: 0px 6px 40px;
    display: inline-block;
    /* background-color: #fff; */
}

.mainContent .row1 .brand-layout .brand-layout-box .brand-logos div img {
    width: 195px;
    height: 89px;
    /* max-width: 195px;
    max-height: 115px; */
}


.mainContent .row1 .news-center {
    position: relative;
    height: 700px;
    z-index: 5;
    font-size: 0;
    color: #fff;
}

.mainContent .row1 .news-center .more a {
    color: #ffffff;
}

.en .mainContent .row1 .news-center {
    margin-bottom: 50px;
}

.mainContent .news-center .news-center-box {
    width: 1100px;
    margin: 0 auto;
    display: inline-block;
    /* flex-wrap: wrap; */
    padding-top: 80px;
}

.mainContent .news-center .news-center-box .item-box {
    width: 348px;
    height: 438px;
    padding: 30px;
    margin-right: 25px;
    border: 1px solid transparent;
    display: inline-block;
    vertical-align: top;
}

.en .mainContent .news-center .news-center-box .item-box {
    height: 520px;
}

.mainContent .news-center .news-center-box .item-box:nth-of-type(3n) {
    margin-right: 0;
}

.mainContent .news-center .news-center-box .item-box:hover {
    background-color: #fff;
    border: 1px solid #d3d3d3;
    box-shadow: 0 0 10px 5px #d3d3d3;
    transition: all 0.2s;
    cursor: pointer;
}

.mainContent .news-center .news-center-box .item-box .item-pic {
    width: 290px;
    height: 190px;
    position: relative;
}

.mainContent .news-center .news-center-box .item-box .item-pic img {
    width: 100%;
    height: 100%;
}

.mainContent .news-center .news-center-box .item-box:hover .item-pic .cover-blue {
    position: absolute;
    top: 0;
    left: 0;
    width: 290px;
    height: 190px;
    background: #005bac;
    opacity: 0.8;
    transition: all 0.2s;
}

.mainContent .news-center .news-center-box .item-box .article {
    color: #282828;
    display: inline-block;
    padding-top: 20px;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-date {
    position: relative;
    padding: 0 20px;
    width: 100px;
    display: inline-block;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-date::after {
    position: absolute;
    top: 10px;
    right: 0;
    content: '';
    width: 1px;
    height: 84px;
    background-color: #ddd;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-date p {
    font-size: 14px;
    line-height: 1;
    padding-bottom: 10px;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-date p:first-of-type {
    font-size: 40px;
    color: #2d2d2d;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-content {
    padding-left: 15px;
    max-width: 200px;
    display: inline-block;
    width: 185px;
    vertical-align: top;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-content .item-box-content-title {
    font-size: 16px;
    font-weight: bold;
    text-align: left;
    margin-bottom: 10px;
    max-height: 53px;
    overflow: hidden;
    line-height: 1.6;
}

.en .mainContent .news-center .news-center-box .item-box .article .item-box-content .item-box-content-title {
    font-size: 12px;
}

.mainContent .news-center .news-center-box .item-box .article .item-box-content .item-box-content-cont {
    font-size: 12px;
    text-align: left;
    max-height: 57px;
    overflow: hidden;
    line-height: 1.6;
}

.mainContent .news-center .news-center-box .item-box:hover .more {
    background-color: #005bac;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    height: 40px;
    line-height: 40px;
    margin-top: 25px;
    transition: all 0.2s
}

.mainContent .row1 .business-layout .bg2 img,
.mainContent .row1 .brand-layout .bg2 img,
.mainContent .row1 .news-center .bg2 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.en .mainContent .row1 .introduction-cont div:first-of-type {
    font-size: 20px;
    color: #005bac;
    max-width: 504px;
    padding-bottom: 30px;
}


@media (max-width: 1200px) {
    .mainContent .news-center .news-center-box {
        max-width: 992px;
    }

    .mainContent .news-center .news-center-box .item-box {
        width: 310px;
        padding: 10px;
    }

    .mainContent .row1 .business-layout .business-layout-box {
        width: 992px;
    }

    .mainContent .row1 .business-layout .business-layout-box .left {
        width: 500px;
        display: inline-block;
    }

    .mainContent .row1 .business-layout .resAndDev,
    .mainContent .row1 .business-layout .product {
        width: 230px;
        height: 220px;
    }

    .mainContent .row1 .business-layout .resAndDev .blue,
    .mainContent .row1 .business-layout .product .blue,
    .mainContent .row1 .business-layout .resAndDev .graChange,
    .mainContent .row1 .business-layout .product .graChange {
        width: 230px;
        height: 220px;
    }

    .mainContent .row1 .business-layout .logistics {
        width: 480px;
        height: 260px;
    }

    .mainContent .row1 .business-layout .logistics .blue,
    .mainContent .row1 .business-layout .logistics .graChange {
        width: 480px;
        height: 260px;
    }

    .mainContent .row1 .business-layout .channel {
        width: 492px;
        height: 500px;
    }

    .mainContent .row1 .business-layout .channel .blue,
    .mainContent .row1 .business-layout .channel .graChange {
        width: 492px;
        height: 500px;
    }

    .mainContent .row1 .introduction-cont {
        left: 40%;
    }

    .mainContent .row1 a>div p:first-of-type {
        font-size: 30px;
    }
}