/*==========  Mobile First Method  ==========*/
/* Custom, iPhone Retina */
/* Extra Small Devices, Phones */
/* Small Devices, Tablets */
/* Medium Devices, Desktops */
/* Large Devices, Wide Screens */
/*==========  Non-Mobile First Method  ==========*/
/* Large Devices, Wide Screens */
@media only screen and (max-width: 1200px) {
  html {
    font-size: 50%;
  }
  header .logo {
    height: 40px;
  }
  .nav__list li {
    margin-left: 20px;
  }
  .nav__list li.tel span {
    font-size: 12px;
  }
  .nav__list li.lan a {
    width: 40px;
    height: 40px;
    line-height: 40px;
  }
  .index_kv__body .kv_out h3 {
    font-size: 24px;
  }
  .index_products__body {
    padding: 40px 0 0;
  }
  .index_aboutus__body .con {
    padding-bottom: 60px;
  }
  .index_aboutus__body .con h4 {
    font-size: 30px;
  }
  .index_news__body {
    padding: 40px 0;
  }
  .index_cust__body .cust_in .tit span {
    width: 30%;
  }
  .aboutus_img__body .txt_con, .aboutus_img__body img {
    height: 300px;
  }
  footer ul.flex li.add {
    width: 40%;
  }
  footer ul.flex li.footer_nav {
    width: calc(60% / 4);
  }
  .app__body ul li {
    margin: 0 40px 40px 0;
    width: calc(100% / 3 - 40px * 2 / 3);
  }
  .about__con .left_con ul.flex li h3 {
    font-size: 30px;
    letter-spacing: 0;
  }
  .pro_search__con a {
    padding: 10px 15px;
    font-size: 14px;
  }
  .pro_index_list__body li {
    margin: 0 30px 30px 0;
    width: calc(100% / 3 - 30px * 2 / 3);
  }
}

/* Small Devices, Tablets */
@media only screen and (max-width: 767px) {
  html {
    font-size: 48%;
  }
  .mobile_show {
    display: block !important;
  }
  .pc_show {
    display: none;
  }
  header {
    padding: 10px 0;
  }
  header .logo {
    height: 40px;
  }
  header .nav__list {
    display: none;
  }
  .pro_list li {
    width: 100%;
    margin-right: 0;
    padding: 20px 20px;
  }
  .pro_list li p {
    top: 30px;
  }
  .index_aboutus__body .con {
    padding-top: 10px;
    background: none;
  }
  .index_aboutus__body .con h4, .index_aboutus__body .con .txt {
    width: 100%;
  }
  .index_aboutus__body .con h4 {
    padding-bottom: 20px;
  }
  .index_img__body .txt h3 {
    font-size: 24px;
    line-height: 1.5;
  }
  .index_cust__body .cust_in {
    padding-right: 0;
  }
  .index_cust__body .cust_in .tit span {
    font-size: 28px;
    width: 40%;
  }
  .index_cust__body .cust_in .tit .btn_con a {
    width: 40px;
    height: 40px;
    line-height: 40px;
    background-color: #f5831e;
    color: #fff;
  }
  .index_cust__body .cust_in .tit {
    padding: 0 20px;
  }
  .aboutus_img__body .txt_con, .aboutus_img__body img {
    width: 100%;
  }
  .index_cust__body .cust_in b {
    display: none;
  }
  .aboutus_img__body .txt_con h3 {
    font-size: 24px;
  }
  footer ul.flex li.add {
    width: 100%;
    text-align: center;
  }
  footer ul.flex li.add img {
    margin: 0 auto;
  }
  footer ul.flex li.footer_nav {
    width: 50%;
    margin-top: 20px;
    display: none;
  }
  footer {
    padding: 20px 0 0;
  }
  footer ul.flex {
    padding-bottom: 20px;
  }
  footer .copyright .flex p {
    width: 100%;
    text-align: center;
    padding-bottom: 10px;
  }
  .app__body ul li {
    width: 100%;
    margin: 0 0 40px 0;
  }
  .page_tit__con .tit span {
    width: 100%;
  }
  .page_tit__con .tit p {
    width: 100%;
  }
  .news_index__body {
    width: 100%;
  }
  .news_index__body ul li .flex .txt_con {
    padding-right: 10px;
  }
  .news_index__body ul li .flex .txt_con .date h6 {
    font-size: 14px;
    letter-spacing: 0;
  }
  .pt200 {
    padding-top: 80px;
  }
  .aboutus_img__body .attract-hover-easing {
    width: 80px;
    height: 80px;
    line-height: 80px;
    margin-top: 30px;
  }
  .aboutus_img__body .conact_btn {
    line-height: 80px;
  }
  .news_index__body ul li .flex .img_con i {
    width: 30px;
    height: 30px;
  }
  .news_details__body .news_title h3 {
    width: 100%;
  }
  .news_details__body .news_title .share_con {
    width: 100%;
    border: 0;
    padding: 20px 0 0;
    justify-content: center;
  }
  .contactus_title_con {
    width: 100%;
    border-left: 0;
    padding: 30px 0 0;
  }
  .form_list li {
    width: 100%;
    margin-right: 0;
  }
  .contactus__body {
    padding: 40px 0;
  }
  .contactus__body .btn_con {
    padding-top: 20px;
  }
  .about__con .left_con, .about__con .right_con {
    width: 100%;
  }
  .page_tit__con.about_index b {
    display: none;
  }
  .about__con .left_con {
    padding: 0;
  }
  .about__con .right_con {
    padding: 30px 0 0;
  }
  .about__con .right_con p {
    font-size: 14px;
  }
  .page_tit__con.about_index {
    margin-bottom: 30px;
  }
  .about_index__body .box_1 .txt_con h3 {
    font-size: 20px;
    line-height: 1.6;
  }
  .about_index__body .box_2 {
    padding: 30px;
  }
  .about_index__body .box_2 ul li {
    width: calc(100% / 4 - 20px * 3 / 4);
    margin: 0 20px 20px 0 !important;
  }
  .about_index__body .box_2 ul li:nth-child(4n) {
    margin-right: 0 !important;
  }
  .pro_search__con_btm {
    text-align: center;
  }
  .pro_search__con_btm a {
    width: 47%;
    margin: 0;
    margin-bottom: 10px;
    font-size: 12px;
    text-align: center;
  }
  .pro_index_list__body li {
    width: 100%;
    margin: 0 0 30px;
  }
  .pro_search__con {
    width: 100%;
  }
  .page_tit__con .tit .pro_search__con span {
    width: 40%;
  }
  .page_tit__con .tit .pro_search__con .search_con input {
    width: 120px;
  }
  .pro_details__body .pro_top__con .txt_con {
    position: static;
  }
  .pro_details__con .box_3 .line h3 {
    width: 100%;
    padding-bottom: 30px;
  }
  .pro_details__con .box_3 .line .txt_con {
    width: 100%;
    max-width: 100%;
  }
  .btm_img_list li {
    margin: 0 20px 20px 0;
    width: calc(100% / 4 - 20px *3 /4);
  }
  .pro_details__con .box_3 .line .txt_con ul.s_2 li {
    width: 50%;
  }
  .right_bar {
    width: 36px;
    opacity: .6;
  }
  .right_bar li a {
    width: 36px;
    height: 36px;
    line-height: 36px;
  }
  .right_bar li a.txt {
    font-size: 12px;
    padding-top: 5px;
  }
  .about__con .left_con p {
    margin-bottom: 30px;
  }
}

/* Extra Small Devices, Phones */
/* Custom, iPhone Retina */