@media screen and (max-width: 768px) {
  .commonText .caption,
  .commonText .subCaption,
  .content .title {
    font-family: "Noto Sans S Chinese Regular", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
  }
  body {
    background: #fff;
  }
  /* .page_banner {
    margin-top: 84px;
    height: 230px;
    background: url(../images/service/repaire_phone.jpg) center no-repeat;
    background-size: cover;
  } */
  .bannerText {
    padding-top: 100px;
  }
  .bannerText .m_auto .serviceSup {
    font-size: 16px;
    color: #fff;
    padding-left: 20px;
  }
  .content {
    width: 100%;
    margin: 0 auto;
    position: relative;
    padding: 0 20px 30px;
  }
  .chargetitle,
  .subTitle {
    margin-top: 20px;
    color: #666;
  }
  .content .title {
    padding-bottom: 10px;
    padding-top: 12px;
    font-size: 14px;
    color: #666;
  }
  .content .title .t_border {
    padding-bottom: 12px;
    border-bottom: 1px solid #9f9fa0;
  }
  .subTitle {
    font-size: 12px;
  }
  .chargetitle {
    font-size: 18px;
  }
  .commonText .caption {
    color: #aaa;
    line-height: 20px;
    font-size: 12px;
    margin: 20px auto;
  }
  .commonText .subCaption {
    margin: 10px 0;
    color: #666;
  }
  .commonText p {
    color: #aaa;
  }
  .returnRegister {
    font-size: 22px;
    color: #656565;
    margin: 30px 0 20px;
  }
  .returnServe {
    font-size: 14px;
    color: #aaa;
    margin-bottom: 20px;
  }
  .content legend {
    margin-top: 40px !important;
  }
  .goRegister a {
    font-size: 14px;
    color: #fff;
    padding: 15px 25px;
    background-color: #a9b6bf;
  }
}
@media screen and (min-width: 769px) {
  .bannerText .m_auto,
  .content {
    width: 1178px;
    margin: 0 auto;
  }
  .page_banner {
    height: 480px;
    background: url(../images/back_product_banner.png) center no-repeat;
    background-size: cover;
  }
  .bannerText {
    padding-top: 227px;
  }
  .bannerText .m_auto .serviceSup {
    font-size: 36px;
    color: #fff;
  }
  .content {
    padding-right: 160px;
    padding-bottom: 100px;
  }
  .content .title {
    padding-bottom: 24px;
    font-family: "Noto Sans S Chinese Regular", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
    padding-top: 57px;
    font-size: 22px;
    color: #656565;
  }
  .content .title .t_border {
    padding-bottom: 24px;
    border-bottom: 1px solid #9f9fa0;
  }
  .commonText .caption {
    font-family: "Noto Sans S Chinese Regular", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
    margin-bottom: 9px;
    font-size: 14px;
    color: #aaa;
  }
  .commonText .subCaption {
    font-family: "Noto Sans S Chinese Regular" !important;
    margin-top: 36px;
    margin-bottom: 16px;
    color: #656565;
    font-size: 14px;
  }
  .commonText p {
    font-family: "Noto Sans S Chinese Regular", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
    color: #aaa;
    font-size: 14px;
  }
  .chargetitle,
  .subTitle {
    font-size: 18px;
    color: #656565;
  }
  .subTitle {
    margin-top: 40px;
    margin-bottom: 22px;
  }
  .chargetitle {
    margin-top: 70px;
    margin-bottom: 28px;
  }
  .border_bot {
    width: 42px;
    height: 1px;
    border-bottom: 1px solid #9f9fa0;
    margin-bottom: 46px;
  }
  .returnRegister {
    font-size: 40px;
    color: #656565;
    margin: 50px 0 20px;
    font-family: "Noto Sans S Chinese Bold", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
  }
  .goRegister a,
  .returnServe {
    font-size: 18px;
    font-family: "Noto Sans S Chinese Regular", "Open Sans", "PingFang SC",
      "Microsoft YaHei", "Helvetica Neue", "Hiragino Sans GB",
      "WenQuanYi Micro Hei", Arial, sans-serif !important;
  }
  .returnServe {
    color: #aaa;
    margin-bottom: 30px;
  }
  .content legend {
    margin-top: 80px !important;
  }
  .goRegister a {
    color: #fff;
    padding: 20px 58px;
    background-color: #a9b6bf;
  }
}