@charset "UTF-8";
.main {
  width: 1200px;
  margin: 0 auto;
  max-width: 100%;
  position: relative; }
  .main::after {
    content: "";
    display: block;
    clear: both; }

.nav_btn {
  display: none; }

body {
  padding-top: 74px;
  font-family: "微软雅黑"; }

.header_out {
  background: #fff;
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 999;
  box-shadow: 0px 3px 3px 0px rgba(0, 0, 0, 0.1); }

.ts {
  transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1); }

.head {
  height: 74px;
  transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1); }
  .head .logo {
    display: block;
    float: left;
    margin-top: 17px;
    transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1); }
    .head .logo img {
      display: block;
      transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1);
      float: left; }
  .head .nav {
    float: right; }
    .head .nav li {
      float: left;
      position: relative; }
      .head .nav li > a {
        line-height: 74px;
        padding: 0 13px;
        font-size: 16px;
        color: #5b5b5b;
        display: block;
        transition: all 0.9s cubic-bezier(0.215, 0.61, 0.355, 1); }
      .head .nav li .sub {
        position: absolute;
        min-width: 100%;
        left: 50%;
        transform: translateX(-50%);
        visibility: hidden;
        opacity: 0;
        top: 110%;
        text-align: center;
        background: #fff;
        box-shadow: 0px 1px 1px 0.26px rgba(0, 0, 0, 0.15);
        transition: all 0.4s cubic-bezier(0.215, 0.61, 0.355, 1);
        white-space: nowrap;
        text-align: center;
        padding: 0 30px; }
        .head .nav li .sub a {
          overflow: hidden;
          text-overflow: ellipsis;
          white-space: nowrap;
          display: inline-block;
          padding: 20px 8px;
          font-size: 14px;
          color: #949494;
          transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1); }
          .head .nav li .sub a:hover {
            background: #ededed; }

.banner {
  display: block; }
  .banner img {
    display: block;
    width: 100%; }

.index_title {
  text-align: center;
  position: relative;
  margin-bottom: 80px; }
  .index_title p {
    text-align: center;
    font-size: 150px;
    font-weight: bold;
    line-height: 1;
    color: #000;
    opacity: 0.05; }
  .index_title h3 {
    width: 100%;
    position: absolute;
    z-index: 5;
    bottom: 6px;
    left: 0;
    font-size: 60px;
    font-weight: bold;
    color: #000; }
.content img{ max-width:100%}
.part_a {
  padding-top: 40px; }

.list_a {
  overflow: hidden; }
  .list_a li {
    width: 50%;
    float: left; }
    .list_a li img {
      display: block;
      margin: 0 auto;
      max-width: 100%; }

.part_b {
  padding-top: 70px; }
  .part_b .img {
    cursor: pointer; }
    .part_b .img img {
      display: block;
      width: 100%; }

.part_c {
  padding-top: 45px;
  padding-bottom: 1px;
  background: #f8f8f8;
  margin-top: 70px; }
  .part_c .k_main {
    width: 1680px;
    margin: 0 auto;
    max-width: 100%;
    padding: 0 15px; }

.list_b {
  overflow: hidden; }
  .list_b li {
    width: 25%;
    float: left;
    margin-bottom: 70px; }
    .list_b li img {
      display: block;
      margin: 0 auto;
      max-width: 100%; }

.part_d {
  margin-top: 0;
  padding-top: 90px;
  background: #fff;
  padding-bottom: 25px; }
  .part_d .list_b li {
    margin-bottom: 0; }

.part_e {
  padding-bottom: 60px; }

.copy_box {
  text-align: center;
  font-size: 0;
  margin-top: -40px; }
  .copy_box .inner {
    display: inline-block;
    font-size: 30px;
    color: #f10b4d;
    text-align: left;
    line-height: 2; }
  .copy_box p {
    position: relative; }
  .copy_box span,
  .copy_box a {
    display: inline-block;
    position: relative;
    z-index: 5; }
  .copy_box input {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    opacity: 0; }
  .copy_box a {
    color: #f10b4d; }

footer {
  background: #f10b4d; }
  footer img {
    display: block;
    width: 100%; }

.videos {
  width: 1180px;
  height: auto;
  position: fixed;
  z-index: 999999;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: none;
  padding: 15px;
  max-width: 100%; }
  .videos video {
    display: block;
    width: 100%; }
  .videos .vclose {
    position: absolute;
    cursor: pointer;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    top: 15px;
    right: 15px;
    background: #f10b4d;
    padding: 4px; }

.videos_mask {
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: 999998;
  top: 0;
  left: 0;
  background: #000;
  display: none;
  opacity: 0.6; }

.htmlov {
  overflow: hidden; }

@media (min-width: 1031px) {
  .nav li:hover > a {
    background: #f10b4d;
    color: #fff; }
  .nav li:hover .sub {
    top: 100%;
    opacity: 1;
    visibility: visible; }
  .header_out.on {
    box-shadow: 0.174px 0.985px 13.58px 0.42px rgba(0, 0, 0, 0.1); }
    .header_out.on .head {
      height: 66px; }
      .header_out.on .head .nav li > a {
        line-height: 66px; }
      .header_out.on .head .logo {
        margin-top: 9px; }
  .m_nav {
    display: none !important; } }

@media (max-width: 1230px) {
  .main {
    width: 992px; }
  .head .nav li > a {
    padding: 0 16px; }
  .head .logo .logo_b {
    display: none; }
  .index_title p {
    font-size: 110px; }
  .index_title h3 {
    font-size: 50px; }
  .list_a li {
    padding: 0 15px; }
  .list_b li {
    padding: 0 15px; } }

@media (max-width: 1030px) {
  .head .nav {
    display: none; }
  .main {
    width: 768px; }
  .header_out {
    box-shadow: 0.174px 0.985px 13.58px 0.42px rgba(0, 0, 0, 0.1); }
    .header_out .head {
      height: 70px; }
      .header_out .head .nav li > a {
        line-height: 1.6; }
      .header_out .head .logo {
        margin-top: 13px;
        position: absolute;
        margin-top: 0;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%); }
  html {
    position: relative;
    transition: all 0.3s;
    left: 0; }
    html.slide_nav {
      left: 450px; }
  .header_out {
    transition: all 0.3s;
    left: 0; }
    .header_out.slide_nav {
      left: 450px; }
  .head .nav {
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    display: block;
    width: 450px;
    position: fixed;
    z-index: 999;
    top: 0;
    overflow: hidden;
    z-index: 50;
    background: #f10b4d;
    margin-left: 0;
    height: 100%;
    padding-top: 60px;
    padding-right: 25px;
    padding-left: 25px;
    left: -450px;
    transition: all 0.3s; }
    .head .nav.on {
      left: 0; }
    .head .nav li {
      display: block;
      float: none;
      border-bottom: 0.6px solid rgba(255, 255, 255, 0.6);
      padding-right: 55px; }
      .head .nav li > a {
        line-height: 1;
        padding: 14px 0;
        font-size: 13px; }
      .head .nav li.has_sub::after {
        content: "";
        display: block;
        position: absolute;
        font-family: Arial;
        width: 40px;
        height: 100%;
        font-weight: lighter;
        font-size: 18px;
        color: #fff;
        text-align: center;
        line-height: 32px;
        right: 0;
        top: 0;
        background: url(../img/more.png) no-repeat center/20px 20px; }
  .header_out .head .nav li > a {
    line-height: 2;
    color: #fff; }
  .nav_btn {
    display: block;
    width: 26px;
    height: 18px;
    position: absolute;
    left: 15px;
    top: 50%;
    margin-top: -9px;
    z-index: 999; }
    .nav_btn span {
      display: block;
      transition: all 0.3s;
      height: 1px;
      width: 100%;
      position: absolute;
      left: 0;
      background: #666;
      transition: all 0.3s; }
      .nav_btn span:nth-of-type(1) {
        top: 0; }
      .nav_btn span:nth-of-type(2) {
        top: 50%;
        margin-top: -0.5px; }
      .nav_btn span:nth-of-type(3) {
        bottom: 0; }
    .nav_btn.active span {
      background: #333; }
      .nav_btn.active span:nth-of-type(1) {
        top: 50%;
        transform: rotate(45deg); }
      .nav_btn.active span:nth-of-type(2) {
        opacity: 0; }
      .nav_btn.active span:nth-of-type(3) {
        top: 50%;
        transform: rotate(-45deg); }
  .m_nav {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 50;
    top: 0;
    left: 100%;
    background: #f10b4d;
    transition: all 0.3s;
    padding: 150px 40px 0; }
    .m_nav .close {
      display: block;
      width: 30px;
      height: 30px;
      top: 80px;
      left: 50%;
      margin-left: -15px;
      position: absolute;
      background: url(../img/close.png) no-repeat center/cover; }
    .m_nav .con > a {
      display: block;
      text-align: center;
      color: #fff;
      font-size: 18px;
      margin-bottom: 25px; }
    .m_nav .sub a {
      display: block;
      text-align: center;
      margin-bottom: 15px;
      color: #fff;
      font-size: 14px; }
    .m_nav.on {
      left: 0; }
  .index_title p {
    font-size: 80px; }
  .index_title h3 {
    font-size: 40px; }
  .index_title {
    margin-bottom: 42px; }
  .copy_box {
    margin-top: -20px; }
  .copy_box .inner {
    font-size: 24px; } }

@media (max-width: 800px) {
  .header_out.slide_nav {
    left: 300px; }
  html.slide_nav {
    left: 300px; }
  .head .nav {
    width: 300px; }
  .header_out .head .nav li > a {
    line-height: 1.6; }
  .head .nav {
    padding-right: 0;
    padding-left: 0; }
    .head .nav li {
      padding-left: 26px; }
  .header_out .head {
    height: 50px; }
  body {
    padding-top: 50px; }
  .main, .k_main {
    padding-right: 15px;
    padding-left: 15px; }
  .index_title p {
    font-size: 40px; }
  .index_title h3 {
    font-size: 20px;
    bottom: 0; }
  .list_a li {
    width: 100%;
    margin-bottom: 24px; }
  .part_b {
    padding-top: 42px; }
  .list_a li img {
    width: 78%; }
  .list_b li {
    width: 50%;
    margin-bottom: 24px; }
  .part_d {
    padding-top: 40px; }
  .copy_box .inner {
    font-size: 16px; }
  .copy_box span, .copy_box a {
    display: block; } }