@media all and (max-width: 1680px) {
  .w1600 {
    width: 94%;
  }
  header .head-nav {
    padding: 0 2%;
  }
}
@media all and (max-width: 1600px) {
  header .head-nav ul li {
    margin: 0 16px !important;
  }
  footer .content ul li {
    margin-left: 8%;
  }
}
@media all and (max-width: 1480px) {
  .w1400 {
    width: 94%;
  }
  footer .content .info h4 {
    max-width: 280px;
  }
  footer .content .info {
    max-width: 40%;
  }
}
@media all and (max-width: 1320px) {
  header .head-nav .head-info > span {
    display: none;
  }
  header .head-nav .head-info > div {
    display: none;
  }
}
@media all and (max-width: 1280px) {
  .w1200 {
    width: 94%;
  }
  .index-key .info form input {
    width: 140px;
  }
}
@media all and (max-width: 1200px) {
  header .head-nav ul li {
    margin: 0 10px !important;
  }
}
@media all and (max-width: 992px) {
  #container {
    padding-top: 56px !important;
  }
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: #fff;
  }
  header .head-nav {
    height: 56px;
  }
  .index-section1 .ppys {
    flex-wrap: wrap;
    justify-content: center;
  }
  .index-section1 .ppys li {
    margin: 12px 10px;
  }
  .index-section2 .tab-pane .item .text {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    padding: 30px 16px 40px;
  }
  .index-section2 .tab-pane .item .text strong {
    font-size: 24px;
  }
  .index-section2 .tab-pane .item .more {
    width: 160px;
    height: 42px;
  }
  .index-section2 ol li a {
    height: 80px;
  }
  .index-section3 .more {
    width: 160px;
    height: 42px;
  }
  .index-section3 .img .video-link {
    left: 0;
    right: 0;
    width: 90px;
    height: 90px;
  }
  .index-section4 .content {
    background: none;
  }
  .index-section4 .rz ol {
    flex-wrap: wrap;
  }
  .index-section4 .rz ol li {
    margin: 10px 8px;
  }
  .index-section5 ul li:last-child {
    display: none;
  }
  .index-section6 ul li .item {
    height: 90px;
  }
  footer .content .info {
    flex-direction: column !important;
  }
  footer .content .info .f-code {
    width: 120px;
    margin-bottom: 12px;
  }
  footer .copyright > div {
    flex-direction: column;
    line-height: 24px;
  }
  .nav-item .view-position {
    height: 50px;
  }
  .yssl-page .text p {
    font-size: 14px;
  }
  .yssl-page .text em {
    font-size: 18px;
  }
  .recruit-page .section2 ul li .title {
    height: 60px;
  }
  .recruit-page .section2 ul li .td {
    width: 180px;
    height: 42px;
  }
  .news-list ol li .item {
    display: flex !important;
    align-items: center;
  }
  .news-list ol li .item .img {
    width: 30%;
    padding-top: 25%;
    border-radius: 0;
  }
  .news-list ol li .item .text {
    flex: 1;
    padding-left: 12px;
  }
  .news-page .content .news-left .info {
    min-height: 300px;
  }
  .prev-next-bottom {
    flex-direction: column;
    align-items: flex-start !important;
    justify-content: flex-start !important;
    padding: 12px 10px;
    height: auto;
    line-height: 30px;
  }
  .prev-next-bottom div {
    width: 100%;
  }
  .news-page .content .news-right ul li a {
    display: flex !important;
    align-items: center;
  }
  .news-page .content .news-right ul li a .img {
    width: 30%;
    padding-top: 25%;
  }
  .news-page .content .news-right ul li a h3 {
    flex: 1;
    padding-left: 12px;
  }
  .contact-page .section1 .content .text {
    padding: 40px 12px;
  }
  .contact-page .section1 .content .text .code {
    width: 120px;
  }
  footer .content .info {
    max-width: 100%;
  }
}