.m_header {
  display: none;
}
@media (max-width: 991px) {
  /*pc端头部 .header_wrapper{
		display: none!important;
    } */
  .m_header {
    display: block;
    position: relative;
    height: 50px;
    left: 0;
    top: 0;
  }
  .sp_header {
    height: 50px;
    overflow: hidden;
    background: #fff;
    position: fixed;
    z-index: 10;
    width: 100%;
    top: 0;
    z-index: 999999;
  }
  .sp_logo {
    padding: 10px;
    float: left;
    height: 50px;
  }
  .sp_logo img {
    margin: auto;
    max-height: 30px;
  }
  .sp_nav {
    width: 50px;
    float: right;
    position: relative;
    cursor: pointer;
    height: 30px;
    margin-top: 15px;
  }
  .sp_nav span {
    display: block;
    background: #f5b247;
    width: 30px;
    height: 2px;
    position: absolute;
    left: 10px;
    transition: all ease 0.35s;
  }
  .sp_nav span:nth-of-type(1) {
    top: 0px;
  }
  .sp_nav span:nth-of-type(2) {
    top: 10px;
  }
  .sp_nav span:nth-of-type(3) {
    top: 20px;
  }
  .sp_nav_se span:nth-of-type(1) {
    top: 10px;
    transform: rotate(45deg);
  }
  .sp_nav_se span:nth-of-type(2) {
    width: 0;
  }
  .sp_nav_se span:nth-of-type(3) {
    top: 10px;
    transform: rotate(-45deg);
  }
  .sjj_nav {
    position: fixed;
    z-index: 9;
    background: #ffffff;
    width: 100%;
    height: calc(100% - 50px);
    font-size: 14px;
    line-height: 40px;
    top: -100%;
    left: 0;
    overflow: auto;
    overflow-x: hidden;
    transition: top ease 0.35s;
  }
  .nav_show {
    top: 50px;
  }
  .sjj_nav > ul > li:first-child {
    overflow: hidden;
    border-top: 0;
  }
  .sjj_nav > ul > li:first-child > a {
    float: left;
    width: calc(100% - 70px);
  }
  .sjj_nav > ul > li:first-child .language {
    float: right;
    width: 70px;
    overflow: hidden;
    line-height: 30px;
    margin-top: 5px;
  }
  .sjj_nav > ul > li:first-child .language a {
    width: 35px;
    float: left;
    border-left: 1px #ddd solid;
    text-align: center;
    color: #999;
  }
  .sjj_nav ul li i {
    position: absolute;
    top: 5px;
    right: 0px;
    border-left: 1px #ddd solid;
    height: 30px;
    padding: 0px 7px 0 7px;
  }
  .sjj_nav ul li i svg {
    transform: rotate(-90deg);
    transition: all ease 0.35s;
  }
  .sjj_nav ul li .sjj_nav_i_se svg {
    transform: rotate(0deg);
  }
  .sjj_nav ul li {
    border-top: 1px #ddd solid;
    margin: 0 20px;
    position: relative;
    line-height: 40px;
    font-size: 14px;
  }
  .sjj_nav > ul > li:last-child {
    border-bottom: 1px #ddd solid;
  }
  .sjj_nav ul li ul {
    display: none;
  }
  .sjj_nav ul li a {
    color: #666;
    width: 100%;
    display: block;
  }
  .sjj_nav ul li ul li a {
    color: #999;
    display: block;
    text-align: left;
  }
  .sjj_nav ul li i svg {
    width: 20px;
    height: 20px;
    fill: #555;
  }
  .sjj_nav ul li .sjj_nav_i_se svg {
    fill: #f5b247;
  }
  .sjj_nav ul li ul li > ul {
    margin-left: 10px;
  }
}

/*导航结束*/

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