@media (min-width: 981px) {
  .idx2 li:nth-child(2n) .item {
    flex-direction: row-reverse;
  }
  .idx2 li:nth-child(2n) .item .info {
    padding-left: 1.3rem;
  }
}

@media (max-width: 1200px) {
  .header .nav li {
    margin-left: 0.35rem;
  }
}

@media (max-width: 1280px) {
  .idx4 .slides {
    padding: 0 .6rem;
    margin: 0;
  }
}

@media (max-width: 980px) {
  body {
    padding-top: 55px;
  }
  .scrollto {
    padding-top: 50px;
    margin-top: -50px;
  }
  .header {
    padding: 0 !important;
  }
  .headerm {
    padding: 0 15px;
    position: relative;
    height: 55px;
    z-index: 23;
    background: #fff;
  }
  .headerm .logo {
    margin-top: 0.05rem;
  }
  .headerm .logo img {
    width: 2rem;
  }
  .headerm .menuBtn {
    margin-top: -2px;
  }
  .big-nav {
    position: fixed;
    z-index: 9999;
    top: 0;
    right: -100%;
    background-size: cover;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    height: auto;
    width: 100%;
    overflow-y: auto;
  }
  .big-nav .scroll {
    width: 100%;
    position: fixed;
    top: 55px;
    z-index: 22;
    background: #fff;
    padding-bottom: 0.15rem;
    height: 100%;
    overflow-y: auto;
  }
  .big-nav .scroll::-webkit-scrollbar {
    width: 0;
    height: 5px;
  }
  .big-nav .scroll li {
    width: 100%;
    text-align: left;
    padding-top: 0;
    border-bottom: rgba(51, 51, 51, 0.1) solid 1px;
  }
  .big-nav .scroll li a {
    color: #999;
    font-size: 0.22rem;
    padding: 0.18rem 15px;
    position: relative;
    display: block;
  }
  .big-nav .scroll li.on a {
    color: var(--color);
  }
  .navShow .headerm .navbtnm i:before {
    content: "\e6e9";
    color: #333;
  }
  .navShow .big-nav {
    opacity: 1;
    visibility: visible;
    right: 0;
  }
  .idx-type {
    margin-bottom: 0.4rem;
  }
  .banner {
    padding: 0.65rem 0 0 0;
  }
  .banner .info .txt3 {
    margin-bottom: 0.25rem;
  }
  .banner .info .txt3 li {
    width: 100%;
    margin: 0.06rem 0;
  }
  .banner .info .btns {
    margin-bottom: 0.35rem;
  }
  .idx2 li {
    margin-bottom: 0.5rem;
  }
  .idx2 li .info {
    margin-bottom: 0.5rem;
  }
  .idx2 li .info .desc {
    margin: 0.2rem 0 0.35rem;
  }
  .idx2 li .info .link a {
    padding: 0.1rem 0.3rem;
  }
  .idx2 li:last-child {
    margin-bottom: 0;
  }
  .idx3 .idx3-box1 li .item .fitImg {
    padding-top: 54%;
  }
  .idx3 .idx3-box1 li .item .item-txt {
    padding: 0.25rem;
  }
  .idx3 .idx3-box2 {
    padding-top: 0.6rem;
  }
  .idx3 .idx3-box2 .download .cont .list li a {
    padding: 0 0.15rem 0 0.2rem;
  }
  .idx3 .idx3-box2 .download .cont .list li a .icon {
    margin-right: 0.15rem;
  }
  .idx4 {
    padding-top: .4rem;
  }
}

@media (max-width: 767px) {
  .banner {
    overflow: hidden;
    padding-top: 0.4rem;
  }
  .banner .x6 {
    width: 100%;
  }
  .banner .pic {
    margin-bottom: -0.1rem;
  }
  .banner .info .txt3 {
    margin-bottom: 0.35rem;
  }
  .idx-type {
    margin-bottom: 0.25rem;
  }
  .idx2 .pic {
    max-width: 100%;
  }
  .idx2 .pic img {
    width: 100%;
  }
  .idx3 .idx3-box2 {
    padding-top: 0.5rem;
  }
  .footer .copyright {
    font-size: 0.15rem;
  }
  .fk {
    width: .6rem;
    height: .6rem;
    right: .1rem;
  }
  .fk img {
    width: .3rem;
  }
}