.activity_summary{
    position: relative;
    z-index: 1;
    margin-top:-90px;
}
.banner_pc{
    margin-bottom: 10px;
    margin-top: 4px;
}

.activity_summary>div{
    position: relative;
    z-index: 2;
}
.activity_summary img{
    margin-top: 50px;
}
#registration,
#partner{
    position: relative;
    display: block;
    top: -110px;
}

.banner{
    width: 100%;
    background: url(../images/banner.png) center center no-repeat;
    height: 1119px;
    background-size: cover;
    position: relative;
}
.banner_class_pc{
    position: absolute;
    top:110px;
    left:0px;
    right:0px;
    z-index:9;
}
.banner_img>div .fr{
    position: relative;
    top:10px;
}
.btn_sign{
    width: 160px;
    height: 50px;
    background: #00abff;
    border-radius: 25px;
    display: block;
    margin:0 auto;
    color: #fff;
    line-height:50px;
    text-align: center;
    font-size:16px;
    margin-bottom: 15px;
}


.activity_summary_mian{
    width: 1420px;
    margin: 0 auto;
    overflow: hidden;
}
.activity_summary_mian>h2{
    padding-top: 50px;
    
}
.activity_summary_home{
    display: -webkit-flex;
    display: flex; 
    justify-content: space-between;
    align-items: center;
    width: 1420px;
    height: 410px; 
    margin-bottom: 0px;
    box-sizing:border-box;
    background: rgba(0, 46, 109,0.8);
    padding:0 32px;
/*  margin-top: 50px;*/
}
.activity_summary_home_left{
    width: 840px;
    padding: 0;
    font-size: 16px;
    line-height: 28px;
    color: #fff;
    box-sizing: border-box;
}
.activity_summary_home_right{
    position: relative;
    width: 480px;
    height: 320px;
}
.activity_summary_home_right img{
    width: 100%;
    height: 100%;
    margin-top: 0;
}
.video_bg_box{
    position: relative;
}
.order_content{
    position: relative;
    top:0px;
    bottom:0px;
    right:0px;
    left:0px;
    z-index: 2;
}
.video_bg_box1{/*
    height: 843px;*/
    overflow: hidden;
}

/* forum */
.sub_forum{
   /* background-color: #263142;
    background-image: url('../images/Clip.png');
    background-size: 100% 100%;
    padding-bottom: 100px;*/
    padding-top: 30px;
}
.j-mqrquee {
    overflow: hidden;
}
.j-marquee-box {
    display: block;
    zoom: 1;
    width: 1000%;
}
.partner_bg{
    padding-top:00px;
    padding-bottom:     80px;
}
.partner_bg .title{
    padding-bottom: 0px;
}
.partner_box{
    text-align: left;
}
.partner_box p{
    padding-top: 48px;
    padding-bottom: 29px;
    color:#CECECE;
}

/* 地址 */
.address{
    padding: 70px 0 50px 0; 
}
.address h2{
    display: inline-block;
    vertical-align: top;
}
.address img.pc_map{ 
    display: block;
    margin: 0 auto;
    margin-top: -119px;
}
.pc_show{
    display: block;
}
.m_show{
    display: none;
}
.aside_pc_show{
    display:block!important;
}
.aside_m_show{
    display:none!important;
}
.aside_m_pc a{
    display: inline-block;
}
.aside_m_pc{
    position: fixed;
    bottom:10px;
    left:10px;
    z-index: 999;
}
.aside_m_pc img{
    width:120px;
}
.aside_m_pc i {
    display: block;
    position: absolute;
    right: -3px;
    top: -12px;
    z-index: 999;
    width: 15px;
    height: 15px;
    cursor: pointer;
    text-align: center;
    font-size: 22px;
}
.banner_m{
    display: none
}
.sub_forum_btn a.disa,.disa{
    cursor: not-allowed;
    opacity: 0.3;
    color: #fff;
    background: #ccc;
}
.sub_forum_btn a.disa:hover{
    color: #fff;
    background: #ccc;
}
/*延期弹框样式*/
.later_meeting_pop{
    position: fixed;    
    top:0px;
    left:0px;
    bottom:0px;
    right:0px;
    background-color: rgba(0,0,0,0.5);
    z-index: 999;
    display: none;
}
.later_meeting_box{
    width:800px;
    position: absolute;
    top:50%;
    left: 50%;
    transform: translate(-50%,-50%);
    border-radius: 5px;
    background-color: #fff;
    color: #333;
    box-sizing: border-box;
    padding:30px;
}
.later_meeting_box h3{
    font-size: 24px;
    text-align: center;
}
.later_meeting_box p{
    font-size: 16px;
    line-height: 1.8;
}
.later_meeting_box p.text_inddent{
    text-indent: 2em;
}
.later_meeting_box p.tlr{
    text-align: right;
}
.text_p_1{
    margin: 5px 0;
}
.later_meeting_button a{
    display: block;
    margin:10px auto 0 auto;
    padding:6px 0;
    width: 70px;
    text-align: center;
    color: #fff;
    font-size: 18px;
    border-radius: 5px;
    background: #1a70f0;
}
.later_meeting_close{
    position: absolute;
    right:10px;
    top:1px;
    color: #ccc;
    font-size: 2.5em;
    font-family: serif;
    font-weight: 700;
}
.activeData{
    position: relative;
    z-index: 10;
    width: 1420px;
    background: #00296a;
    border-radius: 10px;
    margin: -40px auto 0px;
}
.activeData li{
    position: relative;
    flex: 1;
    height: 180px;
    align-items: center;
    justify-content: center;
}
.activeData li::after{
    position: absolute;
    right: 0px;
    top: 42px;
    content: "";
    width: 1px;
    height: 95px;
    background: #0E397D;
}
.activeData li:last-child::after{
    display: none;
}
.activeData li>div{
    margin-left: 20px;
}
.activeData li>div p{
    font-size: 20px;
    font-family: PingFang SC, PingFang SC-Regular;
    font-weight: 400;
    text-align: left;
    color: #ffffff;
    line-height: 28px;
    margin-bottom: 4px;
}
.activeData li>div h3{
    font-size: 40px;
    font-family: PingFang SC, PingFang SC-Regular;
    font-weight: 700;
    text-align: left;
    color: #ffffff;
    line-height: 56px;  
}
.videoTab {
    padding-bottom: 10px;
    justify-content: space-between;
}
.videoTab li{
    width: 700px;
    height: 80px;
    background: #00296a;
    text-align: center;
    border-radius: 10px 0px 0px 10px;
    font-size: 18px;
    font-weight: 500;
    color: #f5f5f5;
    line-height: 80px;
    cursor: pointer;
}
.videoTab li.active{
    background: #00ABFF 
}
.videoTab li:last-child{
    border-radius: 0px 10px 10px 0px;
}
.videoList{
    position: relative;
}
.wrap2{
    position: relative;
}
.videoSwiper{
    width: 100%;
    overflow: hidden;
}
.videoList2{
    display: none;
}
.videoSwiper ul{
    align-items: flex-start;
    justify-content: space-between;
}
.videoSwiper li{
    position: relative;
    width: 460px;
    margin-top: 20px;
}
.videoSwiper li .poster{
    position: relative;
    cursor: pointer;
}
.videoSwiper li .poster::after{
    content:"";
    position: absolute;
    left: 196px;
    top: 119px;
    width: 68px;
    height: 68px;
    background: url(../images/videoPlay.png) left top no-repeat;
    background-size: 100% 100%;
}
.videoSwiper li:hover .poster::after{
    background: url(../images/videoPlay2.png) left top no-repeat;
    background-size: 100% 100%;
}
.videoSwiper li .poster img{
    width: 100%;
    height:306px ;
    display: block;
}
.videoSwiper  .swiper-slide{
    padding-top: 10px;
}
.videoSwiper  .swiper-slide ul{
    margin-top: 20px;
}
.videoSwiper li:hover  .videoDesc{
    background-color: #006DCC;
}
.videoDesc{
    width: 100%;
    height: 88px;
    padding-left:20px ;
    padding-right: 20px;
    background: #00296a url(../images/donwpptICon.png) top right no-repeat;
    box-sizing: border-box;

}
.videoDesc h3{
    font-size: 18px;
    font-family: PingFang SC, PingFang SC-Bold;
    font-weight: 700;
    text-align: left;
    color: #00abff;
    line-height: 25px;
    padding-top: 18px;
    padding-bottom: 7px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.downppt{
    justify-content: space-between;
}
.downppt>div{
    flex: 1;
    padding-right: 20px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
 }
.downpptLink{
    position: relative;
    padding-right: 28px;
}
.downpptLink::after{
    content:"";
    position: absolute;
    right: 0px;
    top: 0px;
    width: 20px;
    height: 20px;
    background:  url(../images/down2.png) top right no-repeat;
    background-size: 100% 100%;
}
.videoList2{
    display: none;
}
.czcsWrap .title{
    padding-top: 80px;
    width: 1420px;
    margin: 0 auto;
} 
.czcsBox{
    background-size:  100% 100%;
    box-sizing: border-box;
}
.czcsLis{
    justify-content: space-between;
    margin-top: 10px;
}
.czcsLis li{
    width: 160px;
    height: 70px;
    background: #ffffff;
    align-items: center;
    justify-content: center;
}
.swiper-pagination{
    display: none;
}
#video_box,#video_player{
    height: 100%;
}
@media screen and (max-width: 800px){
    .m_show{
        display:block;
    }
    .speak_item div{
        font-size: 12px;
      
    }
    .sub_forum_box_left_right ,.banner_pc{
        display: none
    }
    .banner_m{
        display: inline-block;
    }
    html{
        font-size: 13.33333vw
    }
    body{
        width: 100vw;
    }
    .activity_summary_mian>h2{
        margin-left: 0.3rem;
    }
    .pc_activity,
    .tipOrShear,
    .pc_partner,
    .pc_join,
    .pc_speakers,
    .pc_map{
        display: none;
    }
    .m_activity,
    .m_partner,
    .m_join,
    .m_speakers,
    .m_map{
        display: block;
    }
    .title {
        padding: .8rem 0 0;
        padding-bottom: 0.37rem;
        font-size: .4rem;
        margin-left: 0.3rem;
    }
    .title b {
        font-size: .5rem;
        margin-bottom: 6px;
        display: inline-block;
    }
    .banner{
        width: 100%;
        background:url(../images/index_banner.png) no-repeat;
        background-size:100% 10.2rem;
        height:10.2rem;
    }
    .banner_class_pc {
        top: 1.1rem;
    }
    .banner_img>div{
        width:6.4rem!important;
        margin:0 auto!important;
        margin-top:1rem!important;
    }
    .btn_sign {
        width: 2.7rem;
        height: 0.72rem;
        line-height: 0.72rem;
        font-size: 0.3rem;
    }
    .video_bg{
        display: none;
    }
    .order_content{
        position: relative;
    }
    #tec_video {
        object-fit: cover;
        min-height:10.2rem!important;
    }
    .banner_img>div .fl img{
        width:1.69rem;
    }
    .banner_img>div .fr>div:first-child img{
        width:4.29rem;
    }
    .banner_img>div .fr>div:last-child img{
        width:4.34rem;
    }
    #container,.order_content {
       /* background: #05060b!important;*/
        position: relative;
    }
    .activity_summary{
        margin-top: 0px;
       /* background: #05060b;*/
        top:0px;
    }
    .activity_summary_mian{
        width: 100vw;
        margin: 0 auto;
        overflow: hidden;
    }
    .activity_summary_home{
        display: block;
        width: 100%;
        height: auto;
        margin-top:0rem;
        margin-bottom: 0px;
            padding: 0;
        background: transparent;
    }
    .activity_summary_home_left{
        height: auto;
        background: #00296a;
        border-radius: .2rem;
        font-size: .28rem;
        line-height: .5rem;
        padding: .4rem .3rem .6rem .3rem;
        box-sizing: border-box;
        color: #f5f5f5;
        margin: 0 0.3rem;
         opacity: 1;
        width: 6.9rem;
        box-sizing: border-box;
    }
    section{
        padding: 0 ;
        box-sizing: border-box;
    }
    .activity_summary_home_right{
        margin: 0 0.3rem;
        width: 6.9rem;
        height: 5rem;
        box-sizing: border-box;
    }
    .activity_summary img {
        margin-top: 0;
    }
    .sub_forum {
        width: 6.9rem;
        margin: 0 0.3rem;
      /*   padding-bottom: 0rem;
        padding-top:0.2rem; */
    }
    .video_bg_box1{
        height: auto;
    }
    .partner_bg{
        padding-top: 0.2rem;
        padding-bottom: 0.5rem;
    }
    .partner_box{
        padding:0px 0.3rem;
        box-sizing: border-box;
    }
    .partner_box p {
        padding-top: 0.5rem;
        padding-bottom: 0.2rem;
        color: #CECECE;
    }
    .partner{
        padding-bottom: .3rem;
    }
    .dib{
        margin-top: .35rem;
    }
    .pc_show{
        display: none;
    }
    .m_show{
        display: block;
    }
    .activeData{
        width: 6.9rem;
    }
    .activeData li{
        height: 1.2rem;
    }
    .activeData li img{
       width: 0.5rem;
       height: 0.43rem;
    }
    .activeData li>div p{
        font-size: 0.18rem;
        margin-bottom: 0px;
        line-height: 0.25rem;
    }
    .activeData li>div h3 {
        font-size: 0.31rem;
        font-weight: 800;
        text-align: left;
        color: #ffffff;
        line-height: 0.44rem;
    }
    .activeData li::after {
        position: absolute;
        right: 0px;
        top: 0.34rem;
        content: "";
        width: 1px;
        height: 0.51rem;
        background: #0E397D;
    }
    .activeData li>div{
        margin-left: 0;
    }
    .swiper-pagination{
        width: 100%;
        display: block;
        text-align: center;
        bottom: 0.1rem;
    }
    .swiper-pagination span{
        width: 0.4rem;
        height: 0.08rem;
        margin: 0 0.07rem;
        border-radius: 0.04rem;
    }
    .swiper-pagination-bullet-active{
        background: #618AC9;
    }
    .videoTab li{
        height: 0.8rem;
        line-height: 0.8rem;
        width: 3.4rem;
    }
    .videoList{
        padding-bottom: 0.6rem;
    }
    .czcsWrap .title{
        padding-top: 0.8rem;
        width: 6.9rem;
        margin: 0 auto;
    }
    .czcsBox {
        height: 3rem;
        padding: 0rem 0.3rem 0;
        background-size: 100% 100%;
        box-sizing: border-box;
    }
    .czcsLis li {
        width: 1.64rem;
        height: 0.72rem;
        border-radius: 0.04rem;
    }
    .czcsItem1{
        width: 1.05rem;    
    }
    .czcsItem2{
        width: 0.99rem;    
    }
    .czcsItem3{
        width: 1.34rem;    
    }
    .czcsItem4{
        width: 1.38rem;    
    }
    .czcsItem5{
        width: 1.08rem;    
    }
    .czcsItem6{
        width: 1.1rem;    
    }
    .czcsItem7{
        width: 1.09rem;    
    }
    .czcsItem8{
        width: 1.09rem;    
    }
    .czcsItem9{
        width: 1.23rem;    
    }
    .czcsItem10{
        width: 1.23rem;    
    }
    .czcsItem11{
        width: 1.26rem;    
    }
    .czcsItem12{
        width: 0.87rem;    
    }
    .czcsItem13{
        width: 0.87rem;    
    }
    .czcsItem14{
        width: 1.29rem;    
    }
    .czcsItem15{
        width: 1.32rem;    
    }
    .videoSwiper li{
        width: 100%;
    }
    .sub_forum{
        padding-top: 0px;
    }
    .videoSwiper .swiper-slide{
        margin-top: 0;
        padding-top: 0;
    }
}