@media all and (max-width:2560px){
    .co_gm_h1{font-size: 80px;}
    .co_gm_font1 {  padding: 20px 0px 0px 32%;  font-size: 34px;  line-height: 50px;  color: #000000;  }
    .co_gm_font2{font-size: 38px;padding-top: 0.6%;}
    .down_h1{font-size: 70px;}
    .down_font1{font-size: 35px;line-height: 52px;padding-top: 1.5%;}
    .mainbox_do{max-width: 1200px;}
    .down_img{border-bottom: 0px;}
    .jiaoyu_h1{font-size: 86.85px;}
    .jiaoyu_font1{font-size: 47px;padding-top: 1%}
    .dafang_font1{padding-top: 1%;}
    .dafang_h1,.changting_h1{font-size: 70px;}
    .dafang_h1 span,.changting_h1 span{font-size: 56px;}
    .index_font2{padding-top: 20px;padding-left: 27%;}
    .index_h1{padding-left: 28%;padding-top: 4%;}
    .co h1{line-height: 120px;font-size: 50px;}
    .wp_bk{width: 12%;}
    .wuliu_h1{font-size: 70px;}
    .wuliu_font1{  padding: 1% 0px 0px 48%; font-size: 39px;}
    .yiyao_h1 {font-size: 70px;}
    .yiyao_font1 {padding: 1% 0px 0px 53%;font-size: 30px;}
    .wnagpan {padding: 5% 0 14% 0;}
    .dafang_font1,.changting_font1{font-size: 35px;}
    .meet_font{ padding-top: 15%;}
    .meet_font1 { padding-top: 10%;}
    .recharge_banner{padding: 8% 0 11% 0;}
    .wangguan,.guidang{padding-bottom: 13%;}
    .youjian{padding-bottom: 15%;}
}


@media all and (max-width:1920px){
    /*购买*/
    .co_gm_font1{padding-top: 1%;font-size: 28px;line-height: 42px;}
    .co_gm_font2{font-size: 30px;}
    .co_gm_h1{font-size: 55px}
    .gm{padding: 6% 0 8% 0;}
    /*充值*/
    .recharge_banner{padding: 8% 0 11.8% 0}
    /*下载*/
    .down_h1{font-size: 50px;}
    .down_font1{font-size: 26px;padding: 2% 0px 0px 20%;line-height: 37px;}
    .mainbox_do{max-width: 1200px;}
    /*解决方案*/
    .wuliu{padding: 6% 0 13.2% 0;}
    .wuliu_h1{font-size: 41px;}
    .wuliu_font1{padding: 1% 0px 0px 48%;font-size: 36px;}
    .wuliu_h1 {font-size: 57.87px;}
    /*教育*/
    .jiaoyu_h1{font-size: 61.85px;}
    .jiaoyu_font1 { padding: 1% 0px 0px 42%;  font-size: 36px;}
    /*畅听会议*/
    .changting_h1,.dafang_h1{font-size: 45px;}

    .changting {padding: 6% 0 12% 0;  }
    /*首页*/
    .index_h1{padding: 6% 0px 0px 27%;}
    .index_font2{padding: 1% 0px 0px 25%;}
    .wp_bk {width: 17%;}

    .co h1 {line-height: 65px;}
    .wnagpan {padding: 4% 0 14% 0}
    .wangguan,.guidang,.dafang{padding-bottom: 13%;}
    .dafang_h1 span,.changting_h1 span{font-size: 40px;}
    .changting_font1{padding-top: 2.8%;}
    .circle_img3{width: 27%;}
    .meet_font{padding-top: 7%;padding-left:6%;}
    .meet_font1{padding-top: 3%}
    .mail_img3 p{font-size: 12px;}

    }


@media all and (max-width:1440px){
    .index_h1,.index_font2{padding-left: 23%;}
    .changting_h1,.dafang_h1,.co h1{font-size: 40px;}
    .dafang_h1 span,.changting_h1 span{font-size:30px;}
    .changting_font1{padding: 1.5% 0px 0px 29%;font-size: 25px;}
    .dafang {padding: 5% 0 13% 0;}
    .wp_bk {width: 20%;}
    .co p{font-size: 25px;}
    .co_gm_h1 {font-size: 44px;}
    .co_gm_font1 { font-size: 20px;  line-height: 32px;}
    .co_gm_font2 {font-size: 18px;padding-left: 48%;padding-top: 0.3%}
    .mainbox_do {max-width: 800px;}
    .down_font1 {  font-size: 20px; padding: 0.8% 0px 0px 20%;line-height: 32px;}
    .down_h1 {font-size: 44px;}
    .wuliu_h1 {font-size: 44.87px;}
     .wuliu_font1 {padding: 0.5% 0px 0px 48%;  font-size: 22px;}
    .jiaoyu_h1{font-size: 40.85px;padding-left: 40%}
    .jiaoyu_font1 {padding: 1% 0px 0px 42%;font-size: 27px;}
    .yiyao_h1{font-size: 40px}
    .yiyao_font1{font-size: 20px;}
    .wnagpan {padding: 4% 0 9% 0}
    .dafang_font1{font-size: 20px;}
    .circle_img3{padding-top: 14%;width: 26%;}
    .meet_font{padding-top: 18%;padding-left: 0%;}
    .mail_img3 p{font-size: 12px;line-height: 26px;}
    .gm{padding: 6% 0 6.7% 0;}
    .youjian,.guidang,.wangguan{padding-bottom: 11%;}
    .wuliu {padding: 6% 0 13% 0;  }
    .meet_font1{padding-top: 16%;}
}


@media all and (max-width:1366px){
    .recharge_banner {  padding: 8% 0 10% 0;  }
    .co_gm_font1 {  font-size: 18px;  line-height: 28px;  }
    .wuliu {padding: 6% 0 12% 0;  }
    .co h1{font-size: 35px;}
    .co p{font-size: 20px;}
    .down_h1{font-size: 40px;}
    .meet_font p{line-height: 20px;}
    .meet_font{padding-top: 20%}
    .meet_font1{padding-top: 16%}
    .wangguan,.guidang,.dafang{padding-bottom: 10%;}
    .gm {padding: 6% 0 7.7% 0;  }
}

@media all and (max-width:1280px){
    .co_gm_font1 {  padding-top: 0.5%;  font-size: 18px;  line-height: 26px;}
    .wangguan_font1,.guidang_font1,.changting_font1{line-height: 31px;}
    .down_h1,.changting_h1{font-size: 36px;}
    .index_h1,.index_font2{padding-left: 19%;}
    .circle_img3{padding-top: 12%;}
    .meet_font{padding-top: 18%}
    .meet_font1{padding-top: 13%}
    .changting_font1{font-size: 20px;}
}

@media all and (max-width:1024px){
    .bt{font-size: 14px;}
    .bt1{margin-left: 40px;}
    .ul3{width: 194px}
    .ul3 li{width: 100%;margin-left: 0px}
    .one_bk{width: 99%}
    .bk_1{left:15px;}
    .bk_2{left:35px;width: 27%}
    .bk_3,.bk_4{right:20px;}
    .bk_3 span,.bk_4 span{font-size: 12px}
    .r-m2 {margin-left: 0;}
    .i-m-c-r {width: 80%;}
    .r-m {width: 24.8%;}
    .r-m-h3 { margin-left: 55px;}
    #table2{width: 200px;margin-left: 0px}
    #table2 th{width: 42px}
    .r-ma{width: 49.5%;}
    .ul_wangpan1 li{ width: 99%;}
    .in_wangpan{margin-left: 25px;}
    .ul_wangpan{margin-left: 10px}
    .r-m-h3-one{margin-left: 80px;}
    .r-m-e{width: 33%}
    .wp{margin-left: 160px;}
    .wp1{margin-left: 150px;}
    .r-m-o {width: 99%;}
    .mett_dl dd{font-size: 13px;}
    .mail_right div{margin-top: 28px;}
    .subnav{right: 373px;}
    .net_dl_two dd div{width: 33.1%}
    .download_content1 dd{padding-left: 0px;}
    .recharge_information_ul li{width: 11.5%;margin-left: 1%}
    .sol_th_left img{height: 330px;}
    .down_img img{margin-left: 6%;}
    .sol_th_right{margin-right: 10px;}
    .sol_th_left{margin-left: 10px;}
    .biaodna{right: 50px;}
    .con1_right_title{padding: 0px 0px 0px 0px;}
    .mail_img1 p{font-size: 12px;padding-top: 2px;}
    .mail_img2 p{font-size: 12px;padding-top: 2px;}
     .mail_img3 p{line-height: 16px;font-size: 12px;}
    .mf_zc{ font-size: 16px;width: 120px;line-height: 30px;}
    .index_h1{padding-left: 13%;font-size: 36px;}
    .index_font2{padding: 2% 0px 0px 12%;font-size: 24px;}
    .down_img{bottom: 18px;}
    .mainbox_do{width: 550px;}
    .youjian_font1{padding: 0px 0px 0px 52%;}
    .guidang_h1,.wangguan_h1,.wuliu_h1,.jiaoyu_h1,.yiyao_h1{font-size: 30px;}
    .changting_h1{font-size: 24px;}
    .changting_h1 span,.wuliu_h1 span {font-size: 20px;}
     .jiaoyu_font1,.yiyao_font1{font-size: 20px;}
    .guidang_font1,.wangguan_font1{line-height: 25px;font-size: 15px;}
    .changting_font1{padding:1.8% 0px 0px 29%;font-size: 15px;}
    .changting {padding: 6% 0 11% 0;}
    .co_gm_h1{font-size: 32px;}
    .co_gm_font1,.co_gm_font2{font-size: 15px;line-height: 23px;}
    .wnagpan_h1{font-size: 30px;}
    .youjian_h1{font-size: 35px;}
    .wp_bk {width: 25%;height: 115px;}
    .dafang {padding: 5% 0 11% 0;}
    .wnagpan {padding: 4% 0 10% 0}
    .down_h1 {font-size: 30px;}
    .co h1 {line-height: 47px;font-size: 34px  }
    .co p{font-size: 20px}
    .circle_img3{margin-top: 12%}
    .meet_font1{padding-top: 23%}
    .meet_font1 p{line-height: 20px;}
     .meet_font{padding-top: 22%;}
     .mail_img4{width: 74%;}
}