@charset "utf-8";
@media screen and (min-width: 1200px) {
  html {
    font-size: 16px;
  }
  .nt_box {
    width: 1200px;
    padding: 0px;
  }
}
@media screen and (max-width: 1200px) {
  html {
    font-size: 16px;
  }
  .nt_jjfa_itemi img{
    height: 148px;
  }
  .nt_pro_itemi{
    height: 260px;
  }
  .pc_headl {
    flex: 0 1 18.75rem;
  }
  .pc_headr_nav > a {
    padding: 0px 0.9375rem;
    font-weight: bold;
  }
  .pro_item .nt_pro_itemi img {
    height: 180px;
  }
  .web_img_con_item .nt_jjfa_itemi img {
    height: 164px;
  }
  
}
@media screen and (max-width: 1000px) {
  html {
    font-size: 14px;
  }
  .pc_headr_nav > a {
    padding: 0px 0.625rem;
    font-weight: bold;
  }
    .nt_jjfa_itemi img {
      height: 148px;
    }
  .nt_gc_item {
    height: 170px;
  }
  .nt_gywm {
    padding: 2.5rem 0px;
    min-height: 300px;
  }
  .nt_gywmc p {
    line-height: 2.1875rem;
  }
  .footera {
    padding: 2.5rem 0px;
  }
  .web_img_con_item .nt_jjfa_itemi img {
    height: 130px;
  }
  .pro_item .nt_pro_itemi img {
    height: 150px;
  }
}
@media screen and (max-width: 768px) {
  html {
    font-size: 14px;
  }
    .nt_pro_itemi {
      height: 430px;
    }
  .nt_pc {
    display: none;
  }
  .nt_m {
    display: block;
  }
  .m_head {
    padding: 0.9375rem 0px;
    display: flex;
    justify-content: space-between;
    align-self: center;
  }
  .m_headl {
    flex: 0 1 85%;
  }
  .m_headr {
    flex: 1;
    text-align: right;
    display: flex;
    justify-content: flex-end;
    align-self: center;
  }
  .m_headr i {
    font-size: 28px;
    color: #0059AC;
  }
  #nav_bd {
    width: 100vw;
    height: 100vh;
    background: #0059AC;
    position: absolute;
    z-index: 99999;
    top: 0px;
    left: -100%;
    transition: all 0.5s ease-in-out;
    display: block;
  }
  .nav_bd {
    padding: 25px 15px;
    position: relative;
    color: #fff;
  }
  .nav_close {
    padding: 10px;
    position: absolute;
    top: 5px;
    right: 5px;
  }
  .nav_close i {
    font-size: 25px;
  }
  .nav_box {
    padding: 30% 25px 0px;
  }
  .nav_box a {
    display: block;
    font-size: 18px;
    color: #fff;
    border-bottom: 1px solid rgba(170, 170, 170, 0.3);
    line-height: 50px;
  }
  .nav_box a.active {
    color: #aaaaaa;
  }
  #nt_main {
    margin: 2.8125rem 0px 0px;
  }
  .nt_jjfa_item {
    width: 49%;
    margin-right: 1%;
    margin-bottom: 15px;
  }
  .nt_gywmc p {
    line-height: 32px;
  }
  .nt_pro_item {
    width: 49%;
    margin-right: 1%;
    margin-bottom: 15px;
  }
  .nt_gc_item {
    width: 48%;
    margin-right: 2%;
    margin-bottom: 15px;
  }
  .nt_gc_item:nth-of-type(3n) {
    margin-right: 2%;
  }
  .footerar {
    flex: 0 1 100%;
  }
  .nt_news_conl {
    width: 100%;
    margin-right: 0px;
    height: auto;
  }
  .nt_news_conr {
    width: 100%;
  }
  .ny_ban_titx h5 {
    font-size: 1.25rem;
    font-weight: bold;
  }
  #web {
    padding: 0px 0 1.875rem 0;
  }
  .web_nav {
    height: 3.125rem;
    line-height: 3.125rem;
  }
  .web_main_cont {
    padding: 1.25rem;
  }
  .web_nav_box a {
    padding: 0px 6px;
  }
  .web_img_con_item .nt_jjfa_itemi img {
    height: 210px;
  }
  .web_img_con_item:nth-of-type(3n) {
    margin-right: 1%;
  }
  .pro_item {
    width: 32.33%;
    margin-right: 1%;
  }
  .pro_item:nth-of-type(4) {
    margin-right: 1%;
  }
    .nt_gywmc {
      flex-wrap: wrap;
    }

    .nt_gywmcl {
      flex: 0 1 100%;
      margin-bottom: 15px;
      margin-right: 0;
    }

    .nt_gywmcr {
      flex: 0 1 100%;
    }
}
@media screen and (max-width: 640px) {
  .nt_jjfa_itemi img{
    height: auto;
  }
    .nt_pro_itemi {
      height: auto;
    }
  .m_headl {
    flex: 0 1 80%;
  }
  .m_headl img {
    max-width: 100%;
  }
  .nt_box {
    max-width: 640px;
    padding: 0px 3%;
  }
  .nt_jjfa_item {
    width: 100%;
    float: none;
    margin-right: 0%;
    margin-bottom: 15px;
  }
  .nt_pro_item {
    width: 100%;
    float: none;
    margin-right: 0%;
    margin-bottom: 15px;
  }
  .nt_gc_item {
    width: 100%;
    float: none;
    height: auto;
  }
  .nt_gc_itembc {
    font-size: 14px;
    text-align: center;
    margin: 10px auto;
  }
  .web_img_con_item:nth-of-type(3n) {
    margin-right: 0%;
  }
  .web_img_con_item .nt_jjfa_itemi img {
    height: 170px;
  }
  .new_itemc {
    flex-wrap: wrap;
  }
  .new_itemi {
    flex: 0 1 100%;
    margin-right: 0px;
  }
  .new_itemt {
    flex: 0 1 100%;
  }
  .new_itemi img {
    width: 100%;
    height: auto;
  }
  .new_itemt h5 {
    font-size: 16px;
  }
  .news_sxl,
  .news_sxr {
    width: 100%;
    float: left;
  }
  .news_sxl {
    padding-bottom: 5px;
    margin-bottom: 5px;
    border-bottom: 1px #f1f1f1 dashed;
  }
  .pro_item .nt_pro_itemi img {
    height: auto;
  }
  /* .news_show img{
    max-width: 360px;
  } */
    .footera_bd {
      flex-wrap: wrap-reverse;
    }

    .footerar {
      margin-top: 10px;
      padding-top: 10px;
      border-top: 1px #fff solid;
    }

    .footerar p {
      line-height: 2;
    }
}