.head_tel {
  display: none;
  float: right;
  margin-top: 21px;
  margin-right: 25px;
}
.head_tel span {
  width: 35px;
  height: 4px;
  display: block;
  margin-top: 7px;
}
.head_tel .cai1 {
  background: #da251d;
}
.head_tel .cai2 {
  background: #e77817;
  transform: translateX(-8px);
}
.head_tel .cai3 {
  background: #84c225;
}
@media (max-width: 1200px) {
  body {
    min-width: unset;
  }
  .fz {
    width: 100%;
    min-width: unset;
  }
  #head {
    width: 100%;
  }
  #head .logo a table tbody tr td:nth-child(2) {
    display: none;
  }
  #head .logo a table tbody tr:nth-child(2) {
    display: none;
  }
  #menu {
    width: 100%;
  }
  #menu .nav li {
    width: 12.5%;
  }
  #menu .nav li .sec li {
    width: 100%;
  }
  .key_l {
    width: 100%;
    display: flex;
  }
  .key_l_b {
    width: unset;
    flex: 1;
    text-align: left;
  }
  .chanping_fl {
    width: 100%;
    display: flex;
  }
  .chanping_fl_l {
    width: 170px;
  }
  .chanping_fl_l h2 {
    width: 130px;
  }
  .chanping_fl_r {
    flex: 1;
    width: unset;
  }
  .advantages_box .tab_list li {
    width: 170px;
  }
  .advantages_box .fr {
    width: calc(100% - 175px);
  }
  .tab_box {
    width: 100%;
  }
  .al {
    width: 100%;
  }
  .liucheng1 {
    width: 100%;
    background-size: contain;
  }
  .new_sy {
    width: 100%;
  }
  .new_sy_gs {
    width: 32%;
  }
  .new_sy_hy {
    width: 32%;
    margin: 0 2%;
  }
  .new_sy_js {
    float: left;
    width: 32%;
  }
  .foot_nav li {
    width: 12.5%;
  }
  .foot_nav li a {
    padding: 0;
  }
  .foot_info_z {
    display: flex;
    justify-content: space-around;
  }
  .foot_logo {
    padding: 32px 0 0 0;
    width: 150px;
  }
  .foot_logo p {
    width: 150px;
  }
  .foot_about {
    width: 100px;
    padding-left: unset;
  }
  .foot_pro {
    width: 100px;
    padding-left: unset;
    padding-right: unset;
  }
  .foot_co {
    width: 216px;
    padding-left: unset;
  }
  .foot_wx {
    width: 141px;
    padding-left: unset;
  }
  #container {
    width: 992px;
  }
  .left {
    width: 170px;
  }
  .right {
    width: 810px;
  }
  ul.productlist li a.img img {
    width: 232px;
    height: 175px;
  }
}
@media (max-width: 992px) {
  .Welcome {
    display: none;
  }
  #head {
    position: fixed;
    top: 0;
    z-index: 12;
    background: #fff;
  }
  #head .logo a table tbody tr td:nth-child(3) {
    display: none;
  }
  .banner {
    padding-top: 92px;
  }
  .topLink {
    display: none;
  }
  .head_tel {
    display: block;
  }
  .menu_1 {
    display: none;
    height: unset;
    position: fixed;
    top: 90px;
    width: 100%;
    z-index: 12;
  }
  .nav {
    height: unset;
  }
  #menu {
    height: unset;
  }
  #menu .nav li {
    width: 100%;
    float: unset;
  }
  #menu .nav li .sec {
    display: none !important;
  }
  .guanggao2 {
    background-size: cover;
  }
  .guanggao2 .tel {
    width: 200px;
    height: 186px;
  }
  .guanggao_text .tel_box {
    display: none;
  }
  .guanggao2 .tel .zixun {
    margin-left: 15px;
  }
  .about_text table {
    width: 100%;
  }
  .about_text table tbody {
    width: 100%;
  }
  .about_text table tbody tr {
    width: 100%;
  }
  .about_text table tbody tr td {
    width: 50%;
  }
  .about_text table tbody tr td p {
    width: 100% !important;
  }
  .about_text table tbody tr td p span img {
    width: 100% !important;
  }
  .about_text table tbody tr td:nth-of-type(2) {
    display: none;
  }
  .tab_box ul li {
    padding-left: 30px;
  }
  .tab_box ul {
    display: flex;
  }
  .tab_box ul .tab_text {
    flex: 1;
  }
  .tab_box ul .tab_text p {
    width: 100%;
  }
  .new_sy_gs {
    width: 48%;
    margin: 0 1%;
  }
  .new_sy_hy {
    width: 48%;
    margin: 0 1%;
  }
  .new_sy_js {
    float: left;
    width: 48%;
    margin-left: 1%;
  }
  #container {
    width: 768px;
  }
  .right {
    width: 590px;
  }
  .right .content p img {
    width: 100% !important;
    height: auto !important;
  }
  .right .content .content_right {
    width: 100%;
    margin-right: 0;
  }
  .banneer {
    padding-top: 92px;
  }
}
@media (max-width: 768px) {
  .key {
    height: 85px;
  }
  .key_l_a {
    margin-top: 0px;
    line-height: 34px;
  }
  .key_l_b {
    margin-top: 0px;
    line-height: 34px;
  }
  .key_l_b p span {
    display: none;
    font-size: 14px !important;
  }
  .key_r {
    width: 100%;
    margin-top: 5px;
  }
  .key_r .search_01 {
    width: 80%;
  }
  .key_r .search_02 {
    width: 17%;
  }
  .chanping_fl {
    margin-top: 15px;
    display: unset;
  }
  .chanping_fl_l {
    width: 100%;
  }
  .chanping_fl_l h2 {
    width: 100%;
    padding: unset;
    padding: 10px 0;
    font-size: 22px;
    background: unset;
    color: #1f1f1d;
    font-weight: bold;
  }
  .chanping_fl_l ul {
    display: flex;
  }
  .chanping_fl_l ul li {
    flex: 1;
  }
  .chanping_fl_l ul li span a {
    text-align: center;
  }
  .roll_product li {
    padding: 0;
    margin-left: 1px;
    margin-right: 1px;
  }
  .product_list li a img {
    width: 130px;
    height: 100px;
  }
  .guanggao2 .guanggao_info {
    display: none;
  }
  .guanggao2 {
    background: unset;
    height: 185px;
  }
  .guanggao2 .tel {
    width: 100%;
    height: 145px;
  }
  .tel_text {
    float: unset;
    margin: 15px auto 0;
  }
  .guanggao2 .tel .zixun {
    margin: 0 auto;
  }
  .guanggao_text .tel_text div {
    margin: 0 auto;
    text-align: center;
  }
  .guanggao_text .tel_text .tel_b {
    width: 100%;
    font-size: 24px;
  }
  .about_box {
    margin-top: 15px;
  }
  .big_title {
    width: 100% !important;
    font-size: 22px;
    padding-bottom: 0;
  }
  .english_tit {
    font-size: 15px;
    margin-top: 0px;
  }
  .about_text {
    height: unset;
    margin-top: 0;
  }
  .about_text > p {
    display: none;
  }
  .about_text table tbody tr td {
    width: 100%;
  }
  .about_text table tbody tr td h3 {
    display: none;
    text-align: left !important;
    font-size: 18px !important;
  }
  .about_text table tbody tr td h4 {
    display: none;
    text-align: left !important;
    font-size: 18px !important;
  }
  .about_text table tbody tr td p span {
    font-size: 16px !important;
  }
  .about_text table tbody tr td p:nth-child(n+4) {
    display: none;
  }
  .about_text table tbody tr td:nth-of-type(3) {
    display: none;
  }
  .tab_list {
    width: 100%;
  }
  .advantages_box .tab_list li {
    width: 25%;
    font-size: 16px;
    float: left;
  }
  .advantages_box .fr {
    width: 100%;
  }
  .tab_box ul li {
    padding-left: 0;
    margin-top: 30px;
  }
  .tab_box {
    height: 380px;
  }
  .tab_data {
    margin-left: 8px;
    margin-right: 2px;
  }
  .tab_text .zixun {
    margin-left: 16%;
  }
  .advantages_box .english_tit {
    margin-bottom: 10px;
  }
  .partner_z {
    padding-top: 0;
    padding-bottom: 10px;
  }
  .liucheng1 {
    height: 440px;
  }
  .liucheng {
    background-size: 100% auto;
  }
  .liucheng .big_title {
    font-size: 22px !important;
    padding-bottom: 0 !important;
  }
  .liucheng .english_tit {
    margin: 0 !important;
  }
  #container {
    width: 100%;
  }
  .left {
    width: 100%;
  }
  .right {
    width: 100%;
  }
  ul.productlist li {
    width: 48%;
    margin-left: 0;
    margin-right: 0;
    margin: 1%;
  }
  ul.productlist li a.img img {
    width: 100%;
    height: auto;
  }
  .pageController {
    padding: 0px 0;
    margin-top: 10px;
    width: 100%;
  }
  embed {
    width: 730px !important;
    height: auto !important;
  }
  .n_contact {
    display: none;
  }
}
@media (max-width: 640px) {
  #container {
    margin-top: 10px;
  }
  .new_sy_gs,
  .new_sy_hy,
  .new_sy_js {
    width: 98%;
    margin: 1%;
  }
  .new_sy {
    margin: 0 auto;
  }
  .foot_about,
  .foot_pro {
    display: none;
  }
  .links {
    margin-top: 0px;
  }
  .foot {
    height: 466px;
  }
  .foot_z {
    display: none;
  }
  .foot_info_z {
    display: unset;
  }
  .foot_info {
    padding-top: 0;
  }
  .foot_logo {
    width: 100%;
  }
  .foot_logo p {
    width: 100%;
    font-size: 30px;
  }
  .foot_about {
    width: 100%;
    height: unset;
  }
  .foot_pro {
    width: 100%;
    height: unset;
  }
  .foot_co {
    width: 100%;
    height: unset;
  }
  .foot_wx {
    width: 100%;
    height: unset;
  }
  .foot_about li:nth-child(1) {
    margin-bottom: 20px;
    margin-top: 20px;
  }
  .foot_about li:nth-child(1) a {
    font-size: 18px;
  }
  .foot_pro li:nth-child(1) a {
    color: #fff;
    font-size: 18px;
  }
  .foot_wx h4 {
    font-size: 18px;
    margin-top: 10px;
  }
  .foot_co h4 {
    font-size: 18px;
    margin-top: 10px;
  }
  .copyright {
    width: 100%;
    height: unset;
    line-height: 25px;
  }
  .scrollsidebar {
    display: none;
  }
}