@media screen and (max-width: 1200px) {
    .nav-item {
        width: 100% !important;
    }

    .choice-item {
        width: 100% !important;
    }

    .start-box-item {
        width: 100% !important;
    }

    .industry-up-item {
        width: 100% !important;
    }

    .start-box-item {
        width: 100% !important;
    }

    .tab-content img {
        width: 100% !important;
    }

    .apply-item {
        width: 100% !important;
    }

    .selling-goods-item {
        width: 100% !important;
    }

    .qualifications-item {
        width: 100% !important;
    }

    .need-img {
        width: 100% !important;
    }

    .dynamic-list, .apply-content-box, .img-list {
        width: 100% !important;
    }
}

.nav-box {
    width: 100%;
    height: 80px;
    position: fixed;
    top: 0;
    background: #FFFFFF;
    z-index: 9;
}

.nav-item {
    width: 1280px;
    margin: 0 auto;
}

.nav-logo img {
    width: 170px;
    height: 50px;
    object-fit: cover;
}

.nav-title div {
    width: 110px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    color: #333;
}

.nav-title div:hover {
    color: #2fa5fd;
}

.nav-title a {
    width: 130px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    color: #333;
}

.nav-title a:hover {
    color: #2fa5fd;
}

.head-box {
    width: 100%;
    background: #f6f6f6;
    height: 1551px;
    margin-top: 80px;
}

#swiper-container1 {
    width: 100%;
    /*z-index: -1;*/
}

#swiper-container1 img {
    width: 100%;
    height: 599px;
    z-index: -1;
    object-fit: cover;
}

.industry-up {
    width: 100%;
    margin-top: -100px;
    position: relative;
    z-index: 1;

}

.industry-up-item {
    width: 998px;
    height: 200px;
    border-radius: 10px;
    background: #FFFFFF;
    box-shadow: 3px 10px 18px 2px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    position: relative;
}

.industry-cell {
    width: 333px;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #3E7EF1;
}

.industry-cell-act {
    width: 333px;
    height: 240px;
    background: #3E7EF1;
    box-shadow: 3px 10px 18px 2px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #FFFFFF !important;
}

.industry-cell-img {
    width: 100px;
    height: 100px;
}

.title {
    height: 25px;
    font-size: 26px;
    font-family: PingFang;
    font-weight: bold;
}

.choice-box {
    width: 100%;
    margin-top: 100px;
}

.choice-item {
    width: 1200px;
    margin: 0 auto;
}

.border {
    width: 150px;
    height: 6px;
    background: #3E7EF1;
}

.title-cell {
    font-size: 40px;
    font-weight: bold;
    margin: 20px 0 15px 0;
    color: #333333;
}

.english {
    font-size: 16px;
    font-weight: 500;
    color: #999999;
}

.choice-cell {
    width: 380px;
    background: #FFFFFF;
    box-sizing: border-box;
    height: 500px;
    font-size: 20px;
    padding: 25px 25px 43px 25px;
}

.choice-box-item {
    margin-top: 50px;
}

.choice-cell-title {
    font-size: 24px;
    font-weight: bold;
    color: #3E7EF1;
    margin: 30px 0 34px 0;
}

.choice-cell-text {
    text-align: center;
    font-size: 20px;
    font-weight: 500;
    color: #666666;
    line-height: 32px;
}

.start-box-item {
    width: 1142px;
    margin: 0 auto;
    padding: 71px 0 100px 0;
}

.tab-icon {
    width: 60px;
    height: 60px;
}

.tab-item {
    margin-top: 57px;
    width: calc(100% - 94);
    padding: 0 47px;
}

.tab-cell {
    width: 12.5%;
    text-align: center;
    cursor: pointer;
}

.tab-cell div {
    font-size: 18px;
    font-family: PingFang;
    font-weight: bold;
    color: #3E7EF1;
    margin-top: 10px;
}

.tab-content {
    width: 100%;
}

.tab-content img {
    width: 1142px;
    margin: 20px auto 0 auto;
}

.tab-content {
    display: none;
}

.black {
    display: block;
}

.apply {
    width: 100%;
    background: #f6f6f6;
    padding: 100px 0 ;
}

.apply-item {
    width: 1240px;
    margin: 0 auto;
}

.selling-goods {
    width: 100%;
    background: #FFFFFF;
    padding: 105px 0 100px 0;
}

.selling-goods-item {
    width: 1340px;
    margin: 0 auto;
}

.icon {
    width: 50px;
    height: 50px;
    cursor: pointer;
}
#swiper-wrapper2{
    margin-top: 80px;
}
.apply-content-box {
    width: 1200px;
    margin-top: 80px;
}

.apply-content-item {
    width: 100%;
}
.apply-content-img{
    margin-top: 10px;
    width: 200px;
    height: 200px;
}
.apply-content-img img{
    width: 210px;
    height:200px;
    object-fit: cover;
    cursor: pointer;
}

.btn {
    width: 140px;
    height: 50px;
    border: 2px solid #3E7EF1;
    font-size: 18px;
    font-family: PingFang;
    font-weight: 500;
    color: #3E7EF1;
    margin-top: 69px;
    cursor: pointer;
}

.qualifications {
    width: 100%;
    background: #FFFFFF;
    padding: 100px 0 201px 0;
}

.qualifications-item {
    width: 1286px;
    margin: 0 auto;
}

.img-list {
    width: 1018px;
    margin:0px auto 0 auto;
}

.img-list-item {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
}

.img-list-cell {
    width: 232px;
    height: 170px;
}

.qualifications-item-box {
    margin-top: 80px;
}

.dynamic {
    width: 100%;
    padding: 0 0 200px 0;
}

.dynamic-list {
    width: 1126px;
    margin: 61px auto 0 auto;
}

.dynamic-list-cell {
    width: 360px;
    margin-right: 20px;
    position: relative;
    height: 362px;
    padding: 20px 25px 40px 25px;
    background: #FFFFFF;
    box-shadow: 0px 10px 18px 2px rgba(0, 0, 0, 0.08);
}

.dynamic-cell-img {
    width: 100%;
    height: 140px;
}

.dynamic-cell-title {
    position: absolute;
    top: 50px;
    left: 44px;
    color: #FFFFFF;
}

.dynamic-cell-title-item {
    font-size: 24px;
    font-family: PingFang;
    font-weight: bold;
    color: #FFFFFF;
    margin-bottom: 20px;
}

::-webkit-scrollbar {
    display: none;
}

-ms-scrollbar {
    display: none;
}

.dynamic-list-cell-box-item {
    margin-bottom: 20px;
}

.dynamic-cell-title-morn {
    cursor: pointer;
    color:#fff;
}

.need {
    width: 100%;
    padding-bottom: 100px;
}

.need-img {
    width: 1200px;
    margin: 60px auto 0 auto;
}

.apply-none {
    display: none;
}

.apply-content-img:hover .apply-none {
    display: block;
}

.apply-content-img:hover .apply-black {
    display: none;
    object-fit: cover;
}
#swiper-container3{
    margin-top: 100px;
}

.foot{
    width: 100%;
    height: 427px;
    background-color: #ddd;
    color: #777;
    margin: 0 auto;
    font-size: 12px;
}
.foot-item{
    width: 1200px;
    height: 430px;
    margin: 0 auto;
}
.foot-top{
    width: 100%;
    height: 190px;
}
.foot-left{
    border-right: 1px solid #ccc;
    height: 80px;
}
.foot-left div{
    width: 200px;
    text-align: center;
}
.foot-right{
    height: 193px;
    line-height: 25px;
}
.foot-bottom{
    width: 100%;
    line-height: 40px;
    text-align: center;
    margin-top: 30px;
}
.logo img{
    width: 84px;
    height: 31px;
    margin-top: 20px;
}
.foot-bottom-item-img{
    width: 20px;
    height: 20px;
}
.foot-bottom-item-left{
    width: 200px;
    height: 20px;
    margin-right: 30px;
}
.foot-right{
    margin-left: 100px;
}