@media (min-width: 769px) {
  .btn {
    -webkit-box-ordinal-group: 4;
    -webkit-order: 3;
        -ms-flex-order: 3;
            order: 3;
    display: none;
  }
}
.mask {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.6);
  display: none;
  z-index: 9;
}
@media (max-width: 768px) {
  @font-face {
    font-family: 'BurneBWF';
    src: url('https://0.rc.xiniu.com/BurneBWF.woff.ttf');
  }
  @font-face {
    font-family: 'tt0855m_';
    src: url('https://0.rc.xiniu.com/tt0855m_.ttf');
  }
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  html,
  body,
  div,
  p,
  ul,
  ol,
  li,
  dl,
  dt,
  dd,
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  form,
  input,
  select,
  button,
  textarea,
  iframe,
  table,
  th,
  td {
    margin: 0;
    padding: 0;
  }
  img {
    border: 0 none;
    vertical-align: top;
  }
  ul,
  li,
  dl,
  dd,
  dt {
    list-style-type: none;
  }
  i,
  em,
  cite {
    font-style: normal;
  }
  body {
    -webkit-text-size-adjust: none;
    font-family: "微软雅黑";
    min-width: 100%;
  }
  a {
    text-decoration: none;
  }
  .clear,
  .cle {
    clear: both;
  }
  a:focus {
    outline: none;
  }
  .top {
    position: relative;
    height: 70px;
    background: #313131;
  }
  .top .t_t {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    width: 100%;
    -webkit-box-align: center;
    -webkit-align-items: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
            justify-content: space-between;
    padding: 0 10px;
  }
  .top .t_t .t_logo {
    -webkit-box-ordinal-group: 3;
    -webkit-order: 2;
        -ms-flex-order: 2;
            order: 2;
  }
  .top .t_t .t_logo img {
    max-width: 120px;
  }
  .top .t_t .t_ver {
    -webkit-box-ordinal-group: 2;
    -webkit-order: 1;
        -ms-flex-order: 1;
            order: 1;
  }
  .top .t_t .t_ver ul {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
  }
  .top .t_t .t_ver ul li a {
    display: block;
    height: 70px;
    line-height: 70px;
    padding-left: 12px;
    font-size: 14px;
    color: #ffffff;
  }
  .top .t_t .btn {
    -webkit-box-ordinal-group: 4;
    -webkit-order: 3;
        -ms-flex-order: 3;
            order: 3;
    cursor: pointer;
  }
  .top .t_t .xn_h_2_wrap {
    display: none;
  }
  .top .t_t .xn_n_14_wrap {
    position: fixed;
    top: 0;
    left: -60%;
    background-color: #313131;
    height: 100vh;
    width: 60%;
    -webkit-transition: all 0.5s;
            transition: all 0.5s;
    z-index: 10;
  }
  .top .t_t .xn_n_14_wrap .xn_n_14_wrap_main ul {
    text-align: center;
    padding: 15px;
    margin-top: 50px;
  }
  .top .t_t .xn_n_14_wrap .xn_n_14_wrap_main ul li {
    line-height: 35px;
  }
  .top .t_t .xn_n_14_wrap .xn_n_14_wrap_main ul li a {
    color: #fff;
  }
  .foot {
    background-color: #313131;
    padding: 15px;
  }
  .foot .foot_c {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .foot .foot_c .index_foot_c_box1 {
    width: 100%;
    float: left;
    overflow: hidden;
  }
  .foot .foot_c .index_foot_c_box1 .index_foot_c_box1_titl {
    width: 100%;
    height: 42px;
    line-height: 42px;
    font-size: 18px;
    color: #ffffff;
    font-weight: bold;
    position: relative;
    border-bottom: 1px solid #4d565e;
  }
  .foot .foot_c .index_foot_c_box1 .index_foot_c_box1_titl:after {
    content: "";
    display: block;
    width: 32px;
    height: 3px;
    position: absolute;
    bottom: -2px;
    left: 0;
    background: #007cc2;
  }
  .foot .foot_c .index_foot_c_box1 .index_foot_c_box1_pic {
    overflow: hidden;
    width: 150px;
    height: 80px;
  }
  .foot .foot_c .index_foot_c_box1 .index_foot_c_box1_pic img {
    width: 100%;
    height: 100%;
    border: none;
  }
  .foot .foot_c .index_foot_c_box1 .index_foot_c_box1_cont {
    padding-top: 5px;
    overflow: hidden;
    line-height: 22px;
    font-size: 12px;
    color: #d9d9d9;
    padding-bottom: 20px;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_titl {
    width: 100%;
    height: 42px;
    line-height: 42px;
    font-size: 18px;
    color: #ffffff;
    font-weight: bold;
    position: relative;
    border-bottom: 1px solid #4d565e;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_titl:after {
    content: "";
    display: block;
    width: 32px;
    height: 3px;
    position: absolute;
    bottom: -2px;
    left: 0;
    background: #007cc2;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_addres,
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_phone {
    width: 100%;
    overflow: hidden;
    font-size: 12px;
    color: #a0a0a0;
    line-height: 22px;
    padding-top: 25px;
    padding-bottom: 13px;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_addres_01,
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_phone_01 {
    width: 100px;
    float: left;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_phone_01 {
    display: none;
  }
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_addres_02,
  .foot .foot_c .index_foot_c_box2 .index_foot_c_box2_phone_02 {
    max-width: 450px;
    float: left;
  }
  .foot .foot_c .index_foot_c_box3 .index_foot_c_box3_titl {
    width: 100%;
    height: 42px;
    line-height: 42px;
    font-size: 18px;
    color: #ffffff;
    font-weight: bold;
    position: relative;
    border-bottom: 1px solid #4d565e;
  }
  .foot .foot_c .index_foot_c_box3 .index_foot_c_box3_titl:after {
    content: "";
    display: block;
    width: 32px;
    height: 3px;
    position: absolute;
    bottom: -2px;
    left: 0;
    background: #007cc2;
  }
  .foot .foot_c .index_foot_c_box3 .foot_nav2 > ul > li {
    height: 36px;
    overflow: hidden;
  }
  .foot .foot_c .index_foot_c_box3 .foot_nav2 > ul > li > a {
    display: block;
    line-height: 36px;
    height: 36px;
    font-size: 12px;
    color: #a0a0a0;
    overflow: hidden;
  }
  .foot .foot_c_bottom {
    padding-left: 0 !important;
  }
  .foot .foot_copy > div {
    line-height: 30px;
    font-size: 12px;
    color: #adadad;
    overflow: hidden;
  }
}