@charset "UTF-8";
@media (min-width: 768px) {
  body {
    padding-top: 106px;
  }
}

.chuangcuhei {
  color: #111;
}

.page-banner {
  height: 860px;
}

.page-banner::after {
  content: '';
  width: 100%;
  height: 200px;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 1;
}

.page-banner .slogin {
  top: 229px;
  transform: translateY(0);
}

.page-banner h3 {
  color: #fff;
  font-size: 70px;
  height: auto;
  position: relative;
  width: 80vw;
}

.page-banner h3::after {
  position: absolute;
  top: 100%;
  left: 0;
  content: '';
  overflow: hidden;
  height: 4px;
  width: 92px;
  background-color: #e60d16;
  display: block;
  transform: skewX(-30deg);
  margin-top: 15px;
}

.page-banner .crumbs_box {
  position: absolute;
  left: 0;
  bottom: 43px;
  display: flex;
  flex-direction: row;
  align-items: center;
  z-index: 2;
}

.page-banner .crumbs_box a {
  color: #999;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.page-banner .crumbs_box a:hover {
  color: #fff;
}

.page-banner .crumbs_box span {
  margin: 0 5px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.page-banner .crumbs_box p {
  margin-bottom: 0;
  color: #fff;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.column-title .descript {
  padding-bottom: 0;
}

.page-tab.fixed {
  z-index: 1001;
  top: 0 !important;
}

.page-tab .page-tab-content ul {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.page-tab .page-tab-content ul li {
  margin-right: 90px;
}

.page-tab .page-tab-content ul li a {
  color: #666;
  font-size: 16px;
}

.page-tab .page-tab-content ul li.active a {
  color: #111;
}

#about .profile .description {
  width: 1100px;
  margin: 0 auto;
  text-align: center;
  color: #666;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 1.7;
}

#about .profile .description span {
  color: #111;
}

#about .profile .content {
  width: 1280px;
  height: auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  margin-top: 67px;
}

#about .profile .content .content_l {
  width: 460px;
  height: 600px;
  overflow: hidden;
  box-shadow: 0px 8px 15px -2px rgba(0, 0, 0, 0.15);
}

#about .profile .content .content_l:hover img {
  transform: scale(1.05);
}

#about .profile .content .content_l img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.6s;
}

#about .profile .content .content_r {
  width: 700px;
  height: 480px;
  position: relative;
}

#about .profile .content .content_r .content_r_box {
  padding-right: 26px;
  width: 100%;
  height: 100%;
  overflow: hidden;
  overflow-y: auto;
  padding-bottom: 100px;
  /* 整个滚动条 */
  /* 滚动条轨道（背景） */
  /* 滚动条滑块（可拖动部分） */
  /* 鼠标悬停时滑块样式 */
  /* 滚动条按钮（上下箭头） */
}

#about .profile .content .content_r .content_r_box p {
  color: #666;
  text-align: justify;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 28px;
  /* 155.556% */
}

#about .profile .content .content_r .content_r_box b {
  color: #111;
}

#about .profile .content .content_r .content_r_box::-webkit-scrollbar {
  width: 4px;
  /* 垂直滚动条宽度 */
  height: 4px;
  /* 水平滚动条高度 */
}

#about .profile .content .content_r .content_r_box::-webkit-scrollbar-track {
  background: #fff;
  border-radius: 6px;
}

#about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb {
  background: #D9D9D9;
  border-radius: 6px;
}

#about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb:hover {
  background: #D9D9D9;
}

#about .profile .content .content_r .content_r_box::-webkit-scrollbar-button {
  display: none;
  /* 隐藏箭头按钮 */
}

#about .profile .content .content_r::after {
  content: '';
  width: 100%;
  height: 127px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #FFF 49.61%);
  position: absolute;
  bottom: 0;
  left: 0;
}

#about .video-wrap {
  height: 850px;
}

#about .video-wrap .btn-play img {
  width: 106px;
  height: 106px;
}

#about .video-wrap .btn-play div {
  margin-top: 2px;
  color: #FFF;
  text-shadow: 0px 1px 2px rgba(0, 0, 0, 0.15);
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 45px;
  /* 281.25% */
}

#about .history .column-title {
  margin-bottom: 20px;
}

#about .history .description {
  color: #666;
  text-align: center;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 150% */
}

#about .history .timeline {
  margin-top: 58px;
  width: 1270px;
}

#about .history .history-content {
  margin-top: 30px;
}

#about .chairman .container {
  min-height: 900px;
}

#about .chairman .content {
  width: 490px;
  color: #666;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 1.7;
  /* 170% */
}

#about .chairman .signature {
  right: 212px;
}

#about .industrial {
  background: #fff;
  position: relative;
}

#about .industrial .container {
  position: absolute;
  bottom: unset;
  top: 200px;
  left: 50%;
  transform: translateX(-50%);
  width: 1250px !important;
}

#about .industrial .container strong {
  color: #111;
  font-weight: normal;
}

#about .industrial .container p {
  color: #111;
}

#about .industrial .text-center.p100 {
  margin-top: 200px;
}

#about .industrial .img-responsive {
  margin-top: 200px;
}

#about .industrial .img-responsive.img_mb {
  display: none;
}

#about .industrial .desc_item {
  padding: 15px;
  background: transparent;
}

#about .industrial .industrial_desc {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
}

#about .industrial .industrial_desc::after {
  display: none;
}

#about .industrial .industrial_desc::before {
  display: none;
}

#about .industrial .industrial_desc .col-md-3 {
  width: auto;
  float: inherit;
}

#about .culture {
  padding-bottom: 0;
}

#about .culture .culture_content {
  width: 100%;
  height: 600px;
  position: relative;
}

#about .culture .culture_content .culture_img {
  width: 100%;
  height: 100%;
}

#about .culture .culture_content .culture_img img {
  width: 100%;
  height: 100%;
}

#about .culture .culture_content .culture_img .img_mb {
  display: none;
}

#about .culture .culture_content .culture_c_box {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  padding: 0 92px;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 40px;
}

#about .culture .culture_content .culture_c_box .culture_item {
  width: 100%;
  height: auto;
  position: relative;
}

#about .culture .culture_content .culture_c_box .culture_item:hover .item_img img {
  transform: scale(1.05);
}

#about .culture .culture_content .culture_c_box .culture_item .item_img {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

#about .culture .culture_content .culture_c_box .culture_item .item_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.6s;
}

#about .culture .culture_content .culture_c_box .culture_item .item_info {
  width: 100%;
  height: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

#about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span {
  position: relative;
  color: #FFF;
  text-shadow: 0px 1px 2px rgba(0, 0, 0, 0.15);
  font-size: 18px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 150% */
  padding-left: 20px;
}

#about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span::before {
  content: '';
  content: " ";
  position: absolute;
  left: 0px;
  top: 50%;
  background-color: #e60d16;
  height: 17px;
  width: 5px;
  transform: skewX(-15deg) translateY(-50%);
}

#about .culture .culture_content .culture_c_box .culture_item .item_info .item_desc {
  text-align: center;
  margin-top: 6px;
  color: #FFF;
  text-align: center;
  text-shadow: 0px 1px 2px rgba(0, 0, 0, 0.15);
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 32px;
  /* 126.667% */
}

#about .history .history-content .item .info .info-text p {
  font-size: 16px;
  line-height: 1.7;
}

#about .industrial .desc_item p {
  font-size: 14px;
  line-height: 1.7;
}

@media screen and (max-width: 1440px) {
  .page-banner {
    height: 50.76389vw;
  }
  .page-banner::after {
    content: '';
    width: 100%;
    height: 11.80556vw;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
  }
  .page-banner .slogin {
    top: 13.51736vw;
    transform: translateY(0);
  }
  .page-banner h3 {
    color: #fff;
    font-size: 4.13194vw;
    height: auto;
    position: relative;
  }
  .page-banner h3::after {
    position: absolute;
    top: 100%;
    left: 0;
    content: '';
    overflow: hidden;
    height: 0.23611vw;
    width: 5.43056vw;
    background-color: #e60d16;
    display: block;
    transform: skewX(-30deg);
    margin-top: 0.88542vw;
  }
  .page-banner .crumbs_box {
    position: absolute;
    left: 0;
    bottom: 2.53819vw;
    display: flex;
    flex-direction: row;
    align-items: center;
    z-index: 2;
  }
  .page-banner .crumbs_box a {
    color: #999;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .page-banner .crumbs_box a:hover {
    color: #fff;
  }
  .page-banner .crumbs_box span {
    margin: 0 0.29514vw;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .page-banner .crumbs_box p {
    margin-bottom: 0;
    color: #fff;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .column-title .descript {
    padding-bottom: 0;
  }
  .page-tab.fixed {
    z-index: 1001;
    top: 0 !important;
  }
  .page-tab .page-tab-content ul {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
  }
  .page-tab .page-tab-content ul li {
    margin-right: 5.3125vw;
  }
  .page-tab .page-tab-content ul li a {
    color: #666;
    font-size: 0.94444vw;
  }
  .page-tab .page-tab-content ul li.active a {
    color: #111;
  }
  #about .profile .description {
    width: 64.93056vw;
    margin: 0 auto;
    text-align: center;
    color: #666;
    font-size: 1.18056vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.7;
  }
  #about .profile .description span {
    color: #111;
  }
  #about .profile .content {
    width: 75.55556vw;
    height: auto;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-top: 3.95486vw;
  }
  #about .profile .content .content_l {
    width: 27.15278vw;
    height: 35.41667vw;
    overflow: hidden;
    box-shadow: 0vw 0.47222vw 0.88542vw -0.11806vw rgba(0, 0, 0, 0.15);
  }
  #about .profile .content .content_l:hover img {
    transform: scale(1.05);
  }
  #about .profile .content .content_l img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s;
  }
  #about .profile .content .content_r {
    width: 41.31944vw;
    height: 28.33333vw;
    position: relative;
  }
  #about .profile .content .content_r .content_r_box {
    padding-right: 1.53472vw;
    width: 100%;
    height: 100%;
    overflow: hidden;
    overflow-y: auto;
    padding-bottom: 5.90278vw;
    /* 整个滚动条 */
    /* 滚动条轨道（背景） */
    /* 滚动条滑块（可拖动部分） */
    /* 鼠标悬停时滑块样式 */
    /* 滚动条按钮（上下箭头） */
  }
  #about .profile .content .content_r .content_r_box p {
    color: #666;
    text-align: justify;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.65278vw;
    /* 155.556% */
  }
  #about .profile .content .content_r .content_r_box b {
    color: #111;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar {
    width: 0.23611vw;
    /* 垂直滚动条宽度 */
    height: 0.23611vw;
    /* 水平滚动条高度 */
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-track {
    background: #fff;
    border-radius: 0.35417vw;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb {
    background: #D9D9D9;
    border-radius: 0.35417vw;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb:hover {
    background: #D9D9D9;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-button {
    display: none;
    /* 隐藏箭头按钮 */
  }
  #about .profile .content .content_r::after {
    content: '';
    width: 100%;
    height: 7.49653vw;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #FFF 49.61%);
    position: absolute;
    bottom: 0;
    left: 0;
  }
  #about .video-wrap {
    height: 50.17361vw;
  }
  #about .video-wrap .btn-play img {
    width: 6.25694vw;
    height: 6.25694vw;
  }
  #about .video-wrap .btn-play div {
    margin-top: 0.11806vw;
    color: #FFF;
    text-shadow: 0vw 0.05903vw 0.11806vw rgba(0, 0, 0, 0.15);
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 2.65625vw;
    /* 281.25% */
  }
  #about .history .column-title {
    margin-bottom: 1.18056vw;
  }
  #about .history .description {
    color: #666;
    text-align: center;
    font-size: 1.18056vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 150% */
  }
  #about .history .timeline {
    margin-top: 3.42361vw;
    width: 74.96528vw;
  }
  #about .history .history-content {
    margin-top: 1.77083vw;
  }
  #about .chairman .container {
    min-height: 53.125vw;
  }
  #about .chairman .content {
    width: 28.92361vw;
    color: #666;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.7;
    /* 170% */
  }
  #about .chairman .signature {
    right: 12.51389vw;
  }
  #about .industrial {
    background: #fff;
    position: relative;
  }
  #about .industrial .container {
    position: absolute;
    bottom: unset;
    top: 11.80556vw;
    left: 50%;
    transform: translateX(-50%);
    width: 73.78472vw !important;
  }
  #about .industrial .container strong {
    color: #111;
    font-weight: normal;
  }
  #about .industrial .container p {
    color: #111;
  }
  #about .industrial .text-center.p100 {
    margin-top: 11.80556vw;
  }
  #about .industrial .img-responsive {
    margin-top: 11.80556vw;
  }
  #about .industrial .desc_item {
    padding: 0.88542vw;
    background: transparent;
  }
  #about .culture {
    padding-bottom: 0;
  }
  #about .culture .culture_content {
    width: 100%;
    height: 35.41667vw;
    position: relative;
  }
  #about .culture .culture_content .culture_img {
    width: 100%;
    height: 100%;
  }
  #about .culture .culture_content .culture_img img {
    width: 100%;
    height: 100%;
  }
  #about .culture .culture_content .culture_c_box {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    padding: 0 5.43056vw;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 2.36111vw;
  }
  #about .culture .culture_content .culture_c_box .culture_item {
    width: 100%;
    height: auto;
    position: relative;
  }
  #about .culture .culture_content .culture_c_box .culture_item:hover .item_img img {
    transform: scale(1.05);
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_img {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span {
    position: relative;
    color: #FFF;
    text-shadow: 0vw 0.05903vw 0.11806vw rgba(0, 0, 0, 0.15);
    font-size: 1.0625vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 150% */
    padding-left: 1.18056vw;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span::before {
    content: '';
    content: " ";
    position: absolute;
    left: 0vw;
    top: 50%;
    background-color: #e60d16;
    height: 1.00347vw;
    width: 0.29514vw;
    transform: skewX(-15deg) translateY(-50%);
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_desc {
    text-align: center;
    margin-top: 0.35417vw;
    color: #FFF;
    text-align: center;
    text-shadow: 0vw 0.05903vw 0.11806vw rgba(0, 0, 0, 0.15);
    font-size: 1.18056vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.88889vw;
    /* 126.667% */
  }
  #about .history .history-content .item .info .info-text p {
    font-size: 0.94444vw;
    line-height: 1.7;
  }
  #about .industrial .desc_item p {
    font-size: 14px;
    line-height: 1.7;
  }
}

@media screen and (max-width: 1024px) {
  .page-banner {
    height: 160vw;
  }
  .page-banner::after {
    content: '';
    width: 100%;
    height: 160vw;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
  }
  .page-banner .slogin {
    top: 23.2vw;
    transform: translateY(0);
  }
  .page-banner h3 {
    text-align: center;
    color: #fff;
    font-size: 8.53333vw;
    height: auto;
    position: relative;
  }
  .page-banner h3::after {
    position: absolute;
    top: 100%;
    left: 50%;
    content: '';
    overflow: hidden;
    height: 0.53333vw;
    width: 16vw;
    background-color: #e60d16;
    display: block;
    transform: skewX(-30deg) translateX(-50%);
    margin-top: 2vw;
  }
  .page-banner .crumbs_box {
    padding: 0 4vw;
    position: absolute;
    left: 0;
    bottom: 2.66667vw;
    display: flex;
    flex-direction: row;
    align-items: center;
    z-index: 2;
  }
  .page-banner .crumbs_box a {
    color: #999;
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .page-banner .crumbs_box a:hover {
    color: #fff;
  }
  .page-banner .crumbs_box span {
    margin: 0 1.33333vw;
    color: rgba(255, 255, 255, 0.6);
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .page-banner .crumbs_box p {
    margin-bottom: 0;
    color: #fff;
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .column-title .descript {
    padding-bottom: 0;
  }
  .page-tab.fixed {
    z-index: 1001;
    top: 0 !important;
  }
  .page-tab .page-tab-content ul {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: inherit;
  }
  .page-tab .page-tab-content ul li {
    margin-right: 6.4vw;
  }
  .page-tab .page-tab-content ul li a {
    color: #666;
    font-size: 4.26667vw;
  }
  .page-tab .page-tab-content ul li.active a {
    color: #111;
  }
  #about .profile .description {
    font-family: "chuangcuhei";
    width: 100%;
    margin: 0 auto;
    text-align: center;
    color: #666;
    font-size: 4.8vw;
    font-style: normal;
    font-weight: 400;
    line-height: 6.93333vw;
  }
  #about .profile .description span {
    color: #111;
  }
  #about .profile .content {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    margin-top: 8.53333vw;
  }
  #about .profile .content .content_l {
    width: 100%;
    height: 116.53333vw;
    overflow: hidden;
    box-shadow: 0vw 1.06667vw 2vw -0.26667vw rgba(0, 0, 0, 0.15);
  }
  #about .profile .content .content_l:hover img {
    transform: scale(1);
  }
  #about .profile .content .content_l img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s;
  }
  #about .profile .content .content_r {
    margin-top: 8.53333vw;
    width: 100%;
    height: auto;
    position: relative;
  }
  #about .profile .content .content_r .content_r_box {
    padding-right: 0vw;
    width: 100%;
    height: 100%;
    overflow: visible;
    padding-bottom: 0vw;
    /* 整个滚动条 */
    /* 滚动条轨道（背景） */
    /* 滚动条滑块（可拖动部分） */
    /* 鼠标悬停时滑块样式 */
    /* 滚动条按钮（上下箭头） */
  }
  #about .profile .content .content_r .content_r_box p {
    font-family: "chuangcuhei";
    color: #666;
    text-align: justify;
    font-size: 4.26667vw;
    font-style: normal;
    font-weight: 400;
    line-height: 6.4vw;
    /* 155.556% */
  }
  #about .profile .content .content_r .content_r_box b {
    color: #111;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar {
    width: 0.53333vw;
    /* 垂直滚动条宽度 */
    height: 0.53333vw;
    /* 水平滚动条高度 */
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-track {
    background: #fff;
    border-radius: 0.8vw;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb {
    background: #D9D9D9;
    border-radius: 0.8vw;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-thumb:hover {
    background: #D9D9D9;
  }
  #about .profile .content .content_r .content_r_box::-webkit-scrollbar-button {
    display: none;
    /* 隐藏箭头按钮 */
  }
  #about .profile .content .content_r::after {
    display: none;
    content: '';
    width: 100%;
    height: 16.93333vw;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #FFF 49.61%);
    position: absolute;
    bottom: 0;
    left: 0;
  }
  #about .video-wrap {
    height: 113.33333vw;
  }
  #about .video-wrap .btn-play img {
    width: 12.8vw;
    height: 12.8vw;
  }
  #about .video-wrap .btn-play div {
    margin-top: 0.26667vw;
    color: #FFF;
    text-shadow: 0vw 0.13333vw 0.26667vw rgba(0, 0, 0, 0.15);
    font-size: 4.26667vw;
    font-style: normal;
    font-weight: 400;
    line-height: 6vw;
    /* 281.25% */
  }
  #about .history .column-title {
    margin-bottom: 2.66667vw;
  }
  #about .history .description {
    color: #666;
    text-align: center;
    font-size: 4.26667vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5;
    /* 150% */
  }
  #about .history .timeline {
    margin-top: 7.73333vw;
    width: 90%;
  }
  #about .history .history-content {
    margin-top: 4vw;
  }
  #about .chairman .container {
    height: 186.66667vw;
    min-height: 120vw;
  }
  #about .chairman .column-title {
    text-align: center;
  }
  #about .chairman .column-title::after {
    margin-left: auto;
    margin-right: auto;
  }
  #about .chairman .content {
    width: 90vw;
    color: #666;
    font-size: 4.26667vw;
    height: 43.46667vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.7;
    /* 170% */
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    line-clamp: 6;
    -webkit-box-orient: vertical;
  }
  #about .chairman .signature {
    right: 5.33333vw;
  }
  #about .industrial {
    background: #fff;
    position: relative;
  }
  #about .industrial .desc_item {
    height: auto;
  }
  #about .industrial .industrial_desc {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0 4vw;
  }
  #about .industrial .industrial_desc .col-md-3 {
    padding: 0;
    width: 100%;
  }
  #about .industrial .industrial_desc .col-md-3:nth-of-type(1) {
    width: 50%;
  }
  #about .industrial .industrial_desc .col-md-3:nth-of-type(2) {
    width: 50%;
  }
  #about .industrial .container {
    position: static;
    bottom: unset;
    top: 26.66667vw;
    left: 50%;
    transform: translateX(0%);
    width: 92vw !important;
  }
  #about .industrial .container strong {
    color: #111;
    font-weight: normal;
  }
  #about .industrial .container p {
    color: #111;
  }
  #about .industrial .text-center.p100 {
    margin-top: 26.66667vw;
  }
  #about .industrial .img_box {
    width: 100%;
    height: 133.33333vw;
    overflow: hidden;
    overflow-x: auto;
  }
  #about .industrial .img_box img {
    width: 201.6vw;
    max-width: none;
    height: auto;
  }
  #about .industrial .img-responsive {
    margin-top: 0vw;
  }
  #about .industrial .img-responsive.img {
    display: none;
  }
  #about .industrial .img-responsive.img_mb {
    display: block;
  }
  #about .industrial .desc_item {
    padding: 2vw;
    background: transparent;
  }
  #about .industrial .desc_item h3 {
    font-size: 4.8vw;
  }
  #about .culture {
    padding-bottom: 0;
  }
  #about .culture .culture_content {
    width: 100%;
    height: 160vw;
    position: relative;
  }
  #about .culture .culture_content .culture_img {
    width: 100%;
    height: 100%;
  }
  #about .culture .culture_content .culture_img img {
    width: 100%;
    height: 100%;
  }
  #about .culture .culture_content .culture_img .img {
    display: none;
  }
  #about .culture .culture_content .culture_img .img_mb {
    display: block;
  }
  #about .culture .culture_content .culture_c_box {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    padding: 0 0vw;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding-top: 16vw;
    gap: 5.33333vw;
  }
  #about .culture .culture_content .culture_c_box .culture_item {
    width: 100%;
    height: auto;
    position: relative;
  }
  #about .culture .culture_content .culture_c_box .culture_item:hover .item_img img {
    transform: scale(1.05);
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_img {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span {
    position: relative;
    color: #FFF;
    text-shadow: 0vw 0.13333vw 0.26667vw rgba(0, 0, 0, 0.15);
    font-size: 3.73333vw;
    font-style: normal;
    font-weight: 400;
    line-height: 4.8vw;
    /* 150% */
    padding-left: 3.73333vw;
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_title span::before {
    content: '';
    content: " ";
    position: absolute;
    left: 0vw;
    top: 50%;
    background-color: #e60d16;
    height: 4vw;
    width: 1.6vw;
    transform: skewX(-15deg) translateY(-50%);
  }
  #about .culture .culture_content .culture_c_box .culture_item .item_info .item_desc {
    text-align: left;
    margin-top: 2.13333vw;
    color: #FFF;
    text-shadow: 0vw 0.13333vw 0.26667vw rgba(0, 0, 0, 0.15);
    font-size: 4.8vw;
    font-style: normal;
    font-weight: 400;
    line-height: 6.93333vw;
    /* 126.667% */
  }
  #about .history .history-content .item .info .info-text p {
    font-size: 4.26667vw;
    line-height: 1.7;
  }
  #about .industrial .desc_item p {
    font-size: 3.73333vw;
    line-height: 1.7;
  }
}

@media screen and (max-width: 768px) {
  #about .chairman .container {
    padding-top: 60px;
    height: 186.66667vw;
  }
}