body{
    width: 100%;
}
/* banner */
.about-banner{
    width: 100%;
    height: 350px;
    background: url(https://agent-app-1255417960.cos-website.ap-beijing.myqcloud.com/website/images/about.png) no-repeat;
    background-size: 100% 100%;
}
/* 公司介绍 */
.intruduce-title {
    margin-top: 72px;
    font-size: 36px;
    position: relative;
}
.intruduce-text{
    height: 24px;
    font-size: 24px;
    margin: 40px auto;
}
.intruduc-line{
    left: 48%;
    top: 65px;
}
.introduction{
    width: 1228px;
    height: 360px;
    position: relative;
}
.introduction-image{
    width: 100%;
    height: 100%;
    background: url(https://agent-app-1255417960.cos-website.ap-beijing.myqcloud.com/website/images/about-introduce.png) no-repeat;
    background-size: 100%;
    position: relative;
}
.introduction-text{
    width: 600px;
    font-size: 16px;
    line-height: 40px;
    position: absolute;
    right: 54px;
    top: 35px;
}
.intruduce-area {
    width: 1200px;
    height: 612px;
    box-shadow:0px 3px 8px 0px rgba(228,228,228,1);
    margin-bottom: 74px!important;
    margin-top: 32px!important;
}
.intruduce-area-image{
    width: 230px;
    height: 100%;
    float: left;
    margin-right: 40px;
}
.intruduce-item-image{
    width: 100%;
    height: 204px;
    float: left;
    background: #F4F4F4;
}
.intruduce-item-image img{
    width: 160px;
    height: 46px;
    margin: 80px 36px;
}
.intruduce-item-text{
    overflow: hidden;
}
.intruduce-item-text-title{
    font-size: 18px;
    margin-top: 30px;
    margin-bottom: 12px;
    font-weight: bold;
}
.intruduce-item-text-page{
    width: 886px;
    font-size: 14px;
    line-height: 26px;
    color: #666;
}
.intruduce-item-text-image img{
    width: 95%;
    height: 300px;
}
.intruduce-item-text-image{
    margin-top: 30px;
}
.margintop0{
    margin-top: 0!important;
}
.duty{
    display: none;
}
.duty-intruduce{
    width: 1200px;
    height: 430px;
    box-shadow:0px 3px 8px 0px rgba(228,228,228,1);
}
.duty-intruduce-video{
    width: 56%;
    height: 100%;
    float: left;
}
.duty-intruduce-video video{
    width: 100%;
    height: 376px;
}
.duty-intruduce video:hover{
    opacity: 0.49;
}
.duty-intruduce-video-title{
    font-size: 14px;
    height: 54px;
    line-height: 54px;
}
.duty-intruduce-text{
    width: 44%;
    height: 100%;
    line-height: 26px;
    font-size: 14px;
    float: left;
    margin-top: 15px;
}
.duty-video{
    width: 1200px;
    height: 800px;
    margin: 60px auto;
}
.duty-video-item{
    width: 49%;
    height: 378px;
    margin-right: 2%;
    margin-bottom: 42px;
    box-shadow:0px 3px 8px 0px rgba(228,228,228,1);
    float: left;
    transform: translateZ(0);
    -moz-transform: translateZ(0);
    -o-transform: translateZ(0);
    -ms-transform: translateZ(0)
}
.duty-video-item video{
    width: 100%;
    height: 326px;
}
.duty-video-item:hover{
    opacity: 0.49;
    transform: translateY(-10px);
    -moz-transform: translateY(-10px);
    -o-transform: translateY(-10px);
    -ms-transform: translateY(-10px)
}
.duty-video-item-title{
    width: 100%;
    height: 50px;
    line-height: 50px;
    font-size: 14px;
}
/* tab导航 */
.tab{
    width: 100%;
    height: 60px;
    background: #F6F6F6;
}
.tab-item{
    width: 1200px;
    margin: 0 auto;
    height: 100%;

}
.tab-item-text{
    width: 100px;
    height: 60px;
    line-height: 60px;
    font-size: 14px;
    color: #666;
    float: left;
}
.tab-item-text-home{
    float: left;
}
.tab-btn{
    width: 640px;
    float: right;
}
.btn{
   width: 130px;
   height: 36px;
   line-height: 36px;
   font-size: 16px;
   color: #fff;
   text-align: center;
   background: #B6B6B6;
   border-radius: 18px;
   margin-left: 30px;
   float: left;
   margin-top: 12px;
}
#east_item{
    display: none;
}
#zhong_xin_item{
    display: none;
}
#zkr_item{
    display: none;
}
#tab-btn-company{
    background: #D8222A;
}
.bg-white{
    background: #fff;
}
.tab-img {
    width: 1200px;
    padding: 30px 0 72px 0;
    display: none;
}
.tab-img img{
    width: 1200px;
}
#tab-btn-team-div img{
    /* display: none; */
    width: 1100px;
    display: block;
    margin: 0 auto;
}
#tab-btn-team-div img:nth-child(2){
    margin-top: 10px;
}