.box_container {}

.banner {
    position: relative;
    width: 100%;
    height: 45rem;
    overflow: hidden;
}

.banner>img {
    width: 100%;
    height: 100%;

}

.banner_txt {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    -moz-transform: translateX(-50%);

}

.banner_txt h1 {
    margin-top: 140px;
    font-size: 34px;
    color: #485263;
    font-family: PingFang SC;
    font-weight: 400;
    letter-spacing: 3px;
}

.banner_txt h3 {
    margin-top: 20px;
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: rgba(72, 82, 99, .7);
    opacity: 0.7;
    letter-spacing: 14px;

}

.about_tab {
    display: flex;
    padding: 50px;
}

.about_tab>li {
    margin-right: 68px;
    font-size: 22px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #333333;
    cursor: pointer;

}

.about_tab>li.active {
    color: #1A3C79;
}

.about_content {}

.culture {
    padding: 50px 0 0;
    background: #FBFCFD;
}

.about_content>div {
    display: none;
}

.div_show {
    display: block !important;
}

.culture {
    padding-bottom: 20px;
    text-align: center;
    background: url(../img/about/culture_bg.png) no-repeat center center;
    /* background-size: 100% 100%; */
}

.culture .about_title {
    /* margin-top:50px; */
    color: #fff !important;
}

.culture .about_title::after {
    background: #fff !important;
}

.culture_con {
    display: flex;
    justify-content: center;
}

.culture_item {
    position: relative;
    /* margin   : 0 1.5rem; */
    margin-right: 15px;
    width: 25%;
    height: 34.8rem;
    box-sizing: border-box;
    /* border   :1px solid red; */
}

.culture_item:last-child {
    margin-right: 0px;
}

.cul_item_1 {
    background: url(../img/about/cul_1.png) no-repeat center center;
}

.cul_item_2 {
    background: url(../img/about/cul_2.png) no-repeat center center;
}

.cul_item_3 {
    background: url(../img/about/cul_3.jpg) no-repeat center center;
}

.cul_item_4 {
    background: url(../img/about/cul_4.png) no-repeat center center;
}

.cul_item_1:hover {
    background: url(../img/about/cul_1_3.png) no-repeat center center;
}

.cul_item_2:hover {
    background: url(../img/about/cul_2_3.png) no-repeat center center;
}

.cul_item_3:hover {
    background: url(../img/about/cul_3_3.png) no-repeat center center;
}

.cul_item_4:hover {
    background: url(../img/about/cul_4_3.png) no-repeat center center;
}


.culture_item .cul_icon {
    position: absolute;
    left: 2rem;
    top: 5rem;
}

.show {
    display: block;
}

.hide {
    display: none;
}

.show_visible {
    visibility: visible;
}

.hide_visible {
    visibility: hidden;
}

.cul_title {
    position: absolute;
    color: #333;
    font-size: 2.2rem;
    font-family: PingFang SC;
    font-weight: 500;
    left: 2rem;
    top: 13.4rem;
}

.cul_title:after {
    content: '';
    display: block;
    width: 25%;
    height: 2px;
    background: #C29A5A;
    margin-top: 20px;
}

.cul_sub_title {
    position: absolute;
    left: 2rem;
    top: 21.5rem;
    margin-right: 3rem;
    color: #60626F;
    font-size: 2rem;
    font-family: PingFang SC;
    font-weight: 400;
    text-align: left;
}

.culture_item:hover .cul_sub_title,
.culture_item:hover .cul_title {
    color: #fff;
}

.culture_con_show {
    margin-top: 28px;
    padding: 20px;
    background: #F8F8F8;
    color: #333333;
    font-size: 1.8rem;
    text-align: left;
}

/* 用户第一 */
.user {
    padding: 50px 0;
}

.about_title {
    position: relative;
    font-size: 24px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #1A3C79;
}

.about_title::after {
    content: '';
    /*CSS伪类用法*/
    position: absolute;
    /*定位背景横线的位置*/
    top: 46px;
    background: #1A3C79;
    /*宽和高做出来的背景横线*/
    width: 30px;
    height: 3px;
    left: 2px;
}

.user>dl {
    margin-top: 35px;
    display: flex;
}

.user>dl>dd {
    width: 200px;
    height: 378px;
    border: 1px solid rgba(224, 226, 233, .3);
    border-right: 0px;
    background: linear-gradient(to bottom, #fff, #fff, #a6bee933);
}

.user>dl>dd:last-child {
    border-right: 1px solid #E0E2E9;
}

.user>dl>dd h1 {
    padding-left: 70px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #333333;
    font-size: 22px;
}

.user>dl>dd h1:first-child {
    margin-top: 45px;
}

.user>dl>dd .sub {
    display: none;
}

.user>dl>dd .txt {
    display: none;
}

.user>dl>dd>img {
    display: block;
    margin: 150px auto 0;
}

.user>dl>dd.active {
    transform: all 0.6s ease;
    width: 598px;
    background: url(../img/about/user_bg.jpg) no-repeat center center;
}

.user>dl>dd.active h1 {
    padding-left: 33px;
    color: #FDFEFF;
}

.user>dl>dd.active .s_border {
    position: relative;
}

.user>dl>dd.active .s_border::after {
    content: '';
    position: absolute;
    top: 40px;
    background: #36BA87;
    width: 20px;
    height: 3px;
    left: 35px;
}

.user>dl>dd.active .sub {
    display: block;
    margin-top: 30px;
    padding: 0 36px 0 33px;
    color: #FDFEFF;
    font-size: 14px;

}

.user>dl>dd.active .txt {
    display: block;
    margin-top: 30px;
    padding: 0 36px 0 33px;
    color: #FDFEFF;
    font-size: 14px;
    text-align: justify;
}

.user>dl>dd.active>img {
    display: none;
}

.team>dl {
    margin: 37px 0 70px;
    display: flex;
    justify-content: space-between;
}

.team>dl>dd {
    position: relative;
    margin-right: 25px;
    /* border   :1px solid red */
}

.team>dl>dd:last-child {
    margin-right: 0;
}

.team>dl>dd>img {
    width: 100%;
    height: 302px;
}

.team_bg {
    box-sizing: border-box;
    padding-left: 14px;
    width: 108px;
    height: 34px;
    line-height: 34px;
    position: absolute;
    bottom: 0;
    left: 0;
    background: url(../img/about/t_bg.png) no-repeat center center;
    background-size: 100% 100%;
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #333333;
}

.join_box {
    display: flex;
    clear: both;
}

.join_info {
    width: 50rem;

}

.info_title1 {
    font-size: 30px;
    color: #2B2B2B;
    line-height: 48px;
}

.info_title2 {
    margin-top: 28px;
    font-size: 18px;
    color: #606060;
    line-height: 28px;
}

.info_title3 .title {
    margin: 40px 0 18px;
    font-size: 24px;
    color: #2B2B2B;
    font-family: PingFangSC-Regular;
}

.info_title3 .txt {
    margin-top: 1rem;
    color: #606060;
    font-size: 14px;
    font-family: PingFangSC-Regular;
}

.welfare {
    margin-top: 70px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #666666;
    opacity: 0.78;
    font-size: 13px;
}

.zhaopin {
    margin: 60px 0;
    width: 100px;
    height: 100px;
}

.zhaopin img {
    width: 100%;
    height: 100%;
    border: 1px solid rgba(26, 60, 121, .3);
    ;
}

.join_work {
    padding-left: 6rem;
    flex: 1;
}

.join_work>ul {
    display: flex;
}

.join_work>ul>li {
    margin-right: 90px;
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #999999;
    height: 48px;
    line-height: 48px;
    cursor: pointer;
}

.join_work>ul .workActive {
    position: relative;
    color: #2B2B2B;
    font-family: PingFangSC-Medium;
    font-weight: 500;
}

.join_work>ul li {
    position: relative;
}

.join_work>ul li a::after {
    display: block;
    content: "";
    width: 0;
    height: 2px;
    background: red;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    bottom: 0;
}

.join_work>ul li:hover a::after,
.join_work>ul .workActive a::after {
    width: 50%;
    transition: width .3s;

}


.work_box>div {
    display: none;
}

.work_box .workShow {
    display: block;
    padding-bottom: 80px;
}

.work_box h2 {
    margin-top: 40px;
    font-size: 20px;
    color: #1A3C79;
}

.work_header {
    margin: 30px 0;
    color: #2B2B2B;
    font-size: 18px;
    font-weight: 500;
    font-family: PingFangSC-Regular;
}

.work_con>p {
    color: #606060;
    font-size: 14px;
    line-height: 28px;
    font-family: PingFangSC-Regular;
}

.officeMap {
    height: 460px;
}

.contact_us {
    padding-top: 50px;
    padding-bottom: 50px;
    background: #F4F6F9;
}

.contact_info {
    margin-top: 47px;
    display: flex;
    justify-content: space-between;
}

.contact_info>li {
    display: flex;
    box-sizing: border-box;
    padding: 30px 40px 35px;
    width: 584px;
    height: 222px;
    background: #fff;
}

.contact_info>li>img {
    margin-top: 6px;
    margin-right: 40px;
    width: 34px;
    height: 34px;
}

.contact_info_txt h1 {
    font-size: 22px;
    font-family: PingFang SC;
    font-weight: 600;
    color: #000000;
}

.contact_info_txt p {
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 26px;
}

.mt18 {
    margin-top: 10px;
}

.mt38 {
    margin-top: 18px;
}

.an1,
.an2,
.an3,
.an4 {
    visibility: hidden;
}

.brief {
    display: flex;
}

.brief .left {
    width: 255px;
}

.brief .right {
    margin-bottom:20px;
    flex: 1;
}

.brief .right p {
    margin-bottom:15px;
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #666666;
    line-height: 31px;
    text-align: justify;
    opacity: 0.9;
}

.brief .left h1 {
    font-size: 32px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #010101;
    /* line-height: 87px; */
}

.brief .left h3 {
    font-size: 24px;
    font-family:PingFangSC-Regular;
    font-weight: 400;
    color: #A6A6A6;
    /* line-height: 46px; */
}

.brief .left h4 {
    margin-top:40px;
    font-size: 20px;
    font-family: DIN Alternate;
    font-weight: bold;
    color: #333333;
}

.brief .left h5 {
    margin-bottom: 60px;
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #333333;
    opacity: 0.7;
}
.splitTop{
    padding-bottom:30px;
    border-bottom:1px solid #E4E3E4;
}
.splitBottom{
    padding-top:30px;
}
.brief .title1{
    margin-top:86px;
}
.brief .title2{
    margin-top:90px;
}