@media screen and (max-width:750px) {
  .banner {
    background: url('https://t.zoomedia.com.cn/public/gw/images/three/phone_ban1.png');
    background-size: 100% 100%;
    padding: 7.5rem 5.31rem 3.12rem;
    box-sizing: border-box;
  }

  .b_text1 {
    display: none;
  }

  .phone_b_text1 {
    display: block;
    color: #FFFFFF;
    font-size: 4.88rem;
  }

  .phone_bigtitle {
    font-size: 10.13rem;
    margin-bottom: 2.94rem;
  }

  .b_text span {
    height: 0.38rem;
    margin: 3.75rem 0 4.5rem 0;
  }

  .b_box1 img {
    width: 1.88rem;
    height: 2.25rem;
  }

  .b_text2, .b_ul li, .phone_littletext {
    font-size: 2.25rem !important;
  }

  .b_ul li {
    line-height: 3.38rem;
  }

  .b_ul {
    margin: 2.38rem 0 4.38rem 0;
  }

  .ban_text1 {
    font-size: 4.5rem;
  }

  .pc_text2,.pc_fourtext3{
    display: none
  }

  .phone_text2 {
    display: block;
    font-size: 2.25rem;
    font-family: SourceHanSansCN;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 3.38rem;
    text-align: center;
    margin-top: 2.56rem;
  }

  .ban_text3 {
    font-size: 1.88rem;
  }

  .ban_img, .pc_text3, .phone_bantext3 {
    display: none;
  }

  .phone_ban_img {
    width: 100%;
    display: inline-block;
    position: relative;
    top: -12.5rem;
    left: 0;
  }

  .ban_cbox {
    margin-top: 19.63rem;
  }

  .phone_ban2 {
    background: url('https://t.zoomedia.com.cn/public/gw/images/three/phone_ban2.png');
    background-size: 100% 100%;
    padding: 7.56rem 5.31rem 14.88rem;
    box-sizing: border-box;
    /* height:500px; */
  }

  .phone_ban_text3 {
    display: block;
    font-size: 1.88rem;
    color: #FFFFFF;
    line-height: 3rem;
    margin-top: 3.19rem;
  }

  .ban_cbox {
    width: 50%;
  }

  .ban_ul li {
    font-size: 1.88rem;
    line-height: 3.38rem;
  }

  .ban_ul {
    margin-top: 10.31rem;
  }

  .phone_ban3 {
    background: url('https://t.zoomedia.com.cn/public/gw/images/three/phone_ban3.png');
    background-size: 100% 102%;
    padding: 13.75rem 5.31rem 13.5rem;
    box-sizing: border-box;
    margin-top: -2px;
  }

  .phone_text3 {
    display: block;
    font-size: 1.88rem;
    color: #FFFFFF;
    line-height: 3rem;
    margin-top:3.19rem;
  }
  .ban_cbox_two{
    text-align: left;
  }
  .ban_ul_two{
    margin-top:8.75rem !important;
  }
  .phone_ban4{
    background: url('https://t.zoomedia.com.cn/public/gw/images/three/phone_ban4.png');
    background-size: 100% 100%;
    padding: 13.75rem 5.31rem 9.63rem;
    box-sizing: border-box;
    margin-top: -2px;
  }
  .ban_cbox_two,.ban_cbox_three{
    margin-top:0 !important;
  }
  .ban_ul{
    width:72%;
  }
  .t_text1,.th_btitle{
    font-size: 4.5rem;
  }
  .t_text2,.th_mtitle{
    font-size: 2.25rem;
    line-height: 3.38rem;
  }
  .ttext{
    font-size: 1.88rem;
    line-height: 3.38rem;
  }
  .leftright{
    width:100%;
    align-items: center;
  }
  .mini{
    width:26.75rem;
    height:13.1875rem;

  }
  .two{
    padding:7.44rem 0 7.56rem 0;
    box-sizing: border-box;
  }
  .flexbox{
    flex-wrap: wrap;
    padding:0 1.06rem;
    box-sizing:border-box;
  }
  .fb_once{
    width:100%;
    margin-bottom:5.63rem;
  }
  .three{
    padding:7.5rem 4.19rem 1.87rem;
    box-sizing:border-box;
  }
  .th_mtitle{
    margin-top: 2.63rem;
  }
  .fb_middle{
    margin:0;
    margin-bottom:5.63rem;
  }
  .fb_text1{
    font-size: 2.25rem;
    line-height: 3rem;
  }
  .fb_text2{
    font-size: 1.88rem;
    margin-top:2rem;
  }
  .fb_title{
    font-size: 2.25rem;
    padding:1.19rem 0 1.13rem 0;
    box-sizing: border-box;
  }
  .fb_text{
    padding:2.44rem 2.56rem;
    box-sizing: border-box;
  }
  .four_title1{
    font-size: 4.5rem;
  }
  .four_title2{
    font-size: 2.25rem;
    margin-top:2.63rem;
  }
  .four{
    padding:7.44rem 1.1rem 7.5rem;
    box-sizing: border-box;
  }
  .five_title1{
    font-size: 4.5rem;
  }
  .five_title2{
    font-size: 2.25rem;
    line-height: 3.38rem;
    margin:2.63rem 0 0 0;
  }
  .five_img {
    width:16.5rem;
    height:7rem;
  }
  .five_content{
    margin-top:5.56rem;
  }
  .five{
    padding:7.5rem 5.25rem;
    box-sizing: border-box;
  }
  .rich{
    padding:7.4rem 3.25rem 7.5rem;
    box-sizing: border-box;
  }
  .live_title1{
    font-size: 4.5rem;
  }
  .live_title2{
    font-size:2.25rem;
  }
  .why_back{
  display: none
  }
  .six{
    padding:7.44rem 3.37rem 7.5rem ;
    box-sizing:border-box;
  }
  .s_data{
    width:100%;
    height:7.16rem;
    background: url(https://t.zoomedia.com.cn/public/gw/images/three/yuantu.png);
    background-size: 100% 100%;
  }
  .numbs{
    font-size: 5.63rem;
    top:-3.8rem;
  }
  .s_datatext li{
    font-size: 1.88rem;
    padding:6rem 2.63rem 1.63rem;
    box-sizing: border-box;
  }
  .yellow_{
    background: #08969B ;
  }
}