@media screen and (max-width:1400px) {
    .main {
        width: 100%;
        padding: 0 20px;
overflow: hidden;
    }
    .header_title{
        font-size: 34px;
    }
    /* 重要会议 */
    .left_con{
        width: 35%;
    }
    .countDown .fs_30,
    .countDown .number{
        font-size: 16px;
    }
    .countDown .number{
        height: 40px;
    }
    .countDown .down_text{
        margin-left: -15px;
    }
    .countDown img{
        width: 50px;
    }

    .schedule_item div{
        font-size: 15px;
    }
    .btn_item{
        height: 90px;
    }
    .btn_item a img{
        width: 30px;
    }
    .btn_item .btn_text{
        font-size: 24px;
    }
    /* 公共头 */
    .public_title .fs_30{
        font-size: 24px;
    }
    .public_title img{
        width: 50px;
    }

    /* 友情链接 */
    .link_left{
        width: 35%;
    }


    .guest_item{
        padding: 0 20px;
    }

    /* 联系我们 */
    .more_metting{
        width: 35%;
    }
}

@media screen and (max-width:1024px) {
    .header{
        background-size: auto 100%;
    }
    .swiper-container{
        margin-top: 0;
    }
    .swiper-slide{
        border: none;
    }
    .navlist{
        padding:0;
        font-size: 14px;
    }
    .header_title{
        font-size: 20px;
    }
    .meeting_item{
        display: block;
        width: 100%;
    }
    .m_i_info{
        flex: 1;
    }
    .m_i_title{
        width: 85px;
    }
    .content>.flex,
    .content_text{
        flex-direction: column;
    }
    .left_con,
    .link_left,
    .more_metting{
        width: 100%;
    }
    .right_con{
        padding: 30px 0;
    }
    .mySwiper{
        padding:0
    }

    .new_item a{
        font-size: 16px;
    }
    .navlist ul li a{
        font-size: 14pxs;
    }
    .crumbs{
        margin-top: 20px;
    }
.mySwiper .swiper-slide img {
    height: 169px;
}
.left_reg{
        padding:20px 0;
    }
.register_form table tr td input{
        width: 100%;
    }
    .register_form form{
        padding: 50px;
    }
}