/*缩小代码合集*/
@media(max-width:1140px){
    #main .exhi div>img{
        margin: 0 auto;
        float: none;
    }
    #main .exhi div>img.i1{
        display: none;
    }
    #main .exhi div>img.i2{
        display: block;
    }
    #main .exhi div>p{
        width: 477px;
        margin: 0 auto;
        float: none;
    }
    #main .boot>div>img{
        padding-left: 10px;
    }
    #main .boot>div>p{
        padding-right: 10px;
    }
    #main .cont .left{
        width: 719px;
        height: auto;
        margin: 49px auto 0;
        min-height: 0;
        float: none;
    }
    #main .cont .left .ontm{
        margin-bottom: 30px;
    }
    #main .cont .left .lh{
        margin-right: 0;
    }
    #main .cont .righ{
        float: none;
        margin: 0 auto;
        padding-left: 13px;
        border: 0;
    }
    #main .cont h3{
        margin-bottom: 76px;
    }
}
@media(max-width:840px){
    #main .head .bio{
        padding-left: 0;
    }
    #main .navi{
        display: none;
    }
    #main .navs{
        display: block;
    }
    #main .navs .na_sign{
        margin-right: 20px;
    }

    /*会议概览start*/
    #main .over{
        padding-bottom: 70px;
    }
    /*会议概览end*/
    /*会议日程start*/
    #main .meet{
        padding-bottom: 30px;
    }
    /*会议日程end*/
    /*参展赞助start*/
    #main .spon{
        padding-bottom: 0;
    }
    /*参展赞助end*/

}
@media(max-width:767px){
    body{
        overflow: auto;
        width: 580px;
        margin: 0 auto;
    }
    #main .bann a{
        width: 81px;
        height: 25px;
        line-height: 25px;
        font-size: 14px;
    }
    #main .intr li{
        margin-bottom: 10px;
    }
    #main .cont .left{
        width: auto;
    }
    #main .cont .left .ontm{
        margin: 0 auto 30px;
        float: none;
    }
}