.aboutus_dahua {
  padding-top: 4.375vw;
  /* padding-bottom: 0; */
}
.current-page {
  color: #231815 !important;
}

.aboutus_dahua .crumbs {
  padding: 1.25vw 0 4.1667vw;
}
.aboutus_dahua .title {
  color: #231815;
  margin: 0 auto 5vw;
  /* Heading2-80 */
  font-family: Montserrat;
  font-size: 4.1667vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /*  */
  text-transform: capitalize;
}
.aboutus_dahua .banner {
  width: 100%;
  margin: 0 auto;
  display: flex;
  max-width: 100% !important;
  height: 33.0208vw;
}
.search-container {
  position: relative;
  display: inline-block;
}
.search-input {
  width: 12.5vw;
  display: block;
  padding: 0.4688vw 0.2083vw 0.4688vw 2.0833vw;
  background: transparent url("/assets/search.svg") no-repeat 0.6771vw;
}

.press-btn.active {
  color: #3a66fb;
}
.top-nav {
  position: sticky;
  z-index: 1010;
  top: 4.3229vw; /* 确保在垂直滚动时生效 */
  background-color: #fff;
  border: 0.0521vw solid #2318151a;
}
.dahua-title {
  color: #231815;
  /* Heading5-40 */
  font-family: Montserrat;
  font-size: 2.0833vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%;
  text-transform: capitalize;
  pad: 0.4167vw 0;
}
.top-nav-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 !important;
  height: 3.9583vw;
}
.top-nav-right {
  display: flex;
  align-items: center;
}
.top-nav-right span {
  color: #231815;
  font-family: Montserrat;
  font-size: 0.9375vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%;
  height: fit-content;
}
.top-nav-right span:hover {
  color: #3a66fb;
  cursor: pointer;
}

.category-title {
  color: #231815;
  /* Large2-S-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%;
  margin-right: 2.0833vw;
}

.aboutDahua-list-box {
  display: flex;
  flex-wrap: wrap;
}
.aboutDahua-content .title-box {
  margin: 1.3021vw 0 0;
}
.aboutDahua-list-box .aboutDahua-content {
  width: calc((100% - 2.5vw) / 3);
  margin-right: 1.25vw;
  margin-bottom: 1.25vw;
  padding: 2.0833vw 1.25vw;
  background: #fafafa;
  transition: all 0.3s ease;
}

.aboutDahua-list-box .aboutDahua-content .aboutDahua-img {
  display: inline-block;
  width: 100%;
  height: 14.5833vw;
  overflow: hidden;
}
.aboutDahua-list-box .aboutDahua-content:hover .title-box .action .iconfont {
  cursor: pointer;
  width: fit-content;
}
.title-box .action .iconfont {
  cursor: pointer;
}
.aboutDahua-list-box .aboutDahua-content .aboutDahua-img:hover {
  cursor: pointer;
}

.aboutDahua-list-box .aboutDahua-content .aboutDahua-img .img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s;
}

.aboutDahua-list-box .aboutDahua-content .aboutDahua-txt {
  width: 100%;
  margin-top: 0.8333vw;
  text-align: left;
}
.aboutDahua-list-box .aboutDahua-content .aboutDahua-txt h2 {
  color: #231815;
  /* Large3-R-14-22 */
  font-family: Montserrat;
  font-size: 0.7292vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /* 157.143% */
  margin-bottom: 0.8333vw;
}
.country-box {
  display: flex;
  align-items: center;
  margin-bottom: 2.1875vw;
}
.country-country {
  color: #231815;
  margin-left: 0.8333vw;
  /* Heading7-S-24 */
  font-family: Montserrat;
  font-size: 1.25vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /*  */
}
.country-box img {
  max-width: 2.0833vw;
}
.aboutDahua-list-box .aboutDahua-content .aboutDahua-txt h2 span {
  color: #3a66fb;
}
.aboutDahua-list-box .aboutDahua-content .aboutDahua-txt h2:last-child {
  margin-bottom: 0;
}

.aboutDahua-list-box .aboutDahua-content:nth-child(3n) {
  margin-right: 0;
}
.aboutDahua-list {
  display: flex;
  flex-wrap: wrap;
}
.aboutDahua-list-box {
  margin-top: 2.0833vw !important;
}

.more {
  width: 8.0208vw;
  white-space: nowrap;
  border-radius: 1.25vw;
  border: 0.0521vw solid #231815;
  color: #231815;
  text-align: center;
  margin: 0.5208vw auto 4.1667vw;
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%;
  padding: 0.4167vw 0.4167vw 0.4167vw 1.25vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.more .iconfont {
  background: #3a66fb;
  border-radius: 50%;
  text-align: center;
  color: #fff;
  font-weight: 600;
  margin-left: 0.4167vw;
  font-size: 1.25vw;
}
.more:hover {
  background-color: #3a66fb !important;
  color: #fff !important;
  border-color: #3a66fb;
  cursor: pointer;
}
.more:hover .iconfont {
  background-color: #fff !important;
  color: #3a66fb;
}
.overview-box {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2.0833vw;
}
.overview-box h2 {
  color: #231815;
  /* Heading3-60 */
  font-family: Montserrat;
  font-size: 3.125vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /* 150% */
  text-transform: capitalize;
}

.overview-box p {
  width: 59.8%;
  max-width: 44.7917vw;
  color: #231815;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /* 150% */
}
.info-box {
  position: relative;
}
.video-icon {
  width: 4.1667vw;
  height: 4.1667vw;
  border-radius: 2.0833vw;
  position: absolute;
  top: calc(50% - 2.0833vw);
  left: calc(50% - 2.0833vw);
  z-index: 3;
  transition: all 0.3s ease;
  background-color: #3a66fb;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}
.video-icon:hover {
  background-color: rgb(53, 86, 205);
}
.play-icon {
  color: #fff;
  font-size: 1.25vw !important;
  transform: translateX(0.1563vw);
}
.info-box:hover .video-icon {
  color: rgb(53, 86, 205);
}
.info-box video {
  width: 100%;
  margin-bottom: 2.0833vw;
  /* height: 518px; */
  object-fit: cover;
}
.video-desc {
  color: #231815;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */

  margin-bottom: 4.1667vw;
}

.specific-box {
  width: 100%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  height: 19.7917vw;
  position: relative;
  display: flex;
}
.tip {
  color: #231815;
  /* Small-12-R */
  font-family: Montserrat;
  font-size: 0.625vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
  display: flex;
  width: 100%;
  /* text-wrap: nowrap; */
  margin: 2.0833vw 0;

  /* overflow-x:auto;
    scroll-behavior:smooth;
    -ms-overflow-style:none;
    scrollbar-width:none; */
}
.tip::-webkit-scrollbar {
  display: none;
}
.specific-mask {
  width: 100%;
  height: 100%;
  opacity: 0.7;
  position: absolute;
  background: #071131;
}

.specific-list {
  width: 100%;
  z-index: 1;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.specific-content {
  width: calc((100% - 12.5vw) / 4);
  margin-right: 4.1667vw;
  position: relative;
  z-index: 1;
}
.specific-content:last-child {
  margin-right: 0vw;
}
.specific-content .iconfont {
  line-height: 100%; /* 150% */
  color: #ffffff;
  font-size: 4.1667vw;
}
.specific-title {
  color: #fff;
  font-family: Montserrat;
  font-size: 1.25vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /*  */
  margin: 2.0833vw 0 0.8333vw;
  text-transform: capitalize;
}
.specific-desc {
  color: #fff;

  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /* */
}
.point-group {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.0833vw;
}
.point-item {
  width: 100%;
}
.point-item img {
  max-width: 4.1667vw;
}
.point-item:last-child {
  margin-right: 0vw;
}
.point-title {
  color: #231815;

  /* Heading6-32 */
  font-family: Montserrat;
  font-size: 1.6667vw;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /*  */

  text-transform: capitalize;
  margin: 0.8333vw 0 0.4167vw;
}
.map-top {
  color: #231815;
  margin: 2.0833vw auto 4.1667vw !important;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
}
.map-box {
  display: flex;
  /* padding-bottom: 68px; */
  align-items: stretch;
}
.map-list {
  width: 40.27%;
  padding-right: 0.8333vw;
  gap: 0.8333vw;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.map-content {
  width: calc((100% - 0.8333vw) / 2);
  padding: 1.25vw 1.25vw 0.9375vw;

  background: #fafafa;
}
.map-title {
  color: #231815;
  font-family: "Montserrat-SemiBold" !important;

  /* Heading4-48 */
  font-size: 2.5vw;
  font-style: normal;
  line-height: 150%; /*  */

  text-transform: capitalize;
}
.map-content .iconfont {
  font-size: 2.0833vw !important;
  color: #3a66fb;
}
.map-line {
  width: 100%;
  height: 0.0521vw;
  background-color: #2318151a;
  margin: 0.8333vw 0;
}
.map-content:nth-child(2n) {
  margin-right: 0;
}
.map-content:nth-child(3),
.map-content:nth-child(4) {
  margin-bottom: 0;
}

.map-subtitle {
  color: #231815;

  font-family: "Montserrat-SemiBold" !important;
  /* Small-12-R */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
  margin: 0.8333vw 0 0.8333vw;
}
.map-desc {
  color: #231815;

  /* Small-12-R */
  font-family: Montserrat;
  font-size: 0.625vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
}

.info-two {
  margin: 4.1667vw auto;
}
.comprehensive-title {
  color: #231815;
  font-family: "Montserrat-SemiBold" !important;

  /* Heading3-60 */
  font-size: 3.125vw;
  font-style: normal;
  line-height: 150%; /*  */
  margin-bottom: 2.0833vw;
  text-transform: capitalize;
}

.comprehensive-desc {
  color: #231815;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
  /* margin-bottom: 2.0833vw; */
}
.comp-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  background-color: #fafafa;
  padding: 2.0833vw 0.8333vw;
}
.swiper-wrapper {
  align-items: stretch;
}

.comprehensive-img {
  padding-bottom: 4.1667vw;
  padding-top: 2.0833vw;
}
.comprehensive-img img {
  width: 100% !important;
  max-width: 4.1667vw;
  height: 4.1667vw;
  object-fit: cover;
}
.comp-title {
  color: #231815;
  text-align: center;
  /* Heading6-32 */
  font-family: "Montserrat-SemiBold" !important;

  font-size: 1.6667vw;
  font-style: normal;
  text-transform: capitalize;
  margin-top: 1.6667vw;
}
.comp-desc {
  margin-top: 0.4167vw;

  color: #231815;
  text-align: center;
  /* Small-12-R */
  font-family: Montserrat;
  font-size: 0.625vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
}
.major {
  display: flex;
  margin-bottom: 4.1667vw !important;
}
.major-left,
.major-right {
  width: 50%;
  margin-right: 1.25vw;
  display: flex;
  flex-direction: column;
}
.major-right {
  margin-right: 0;
}
.major-left h2,
.major-right h2 {
  background: #fafafa;
  color: #231815;
  text-align: center;
  /* Heading7-S-24 */
  font-size: 1.25vw;
  font-style: normal;
  line-height: 150%; /*  */
  text-transform: capitalize;
  padding: 1.1458vw 0 1.3542vw;
  margin-bottom: 1.25vw;
}
.major-img {
  /* padding: 2.0833vw; */
  background: #fafafa;
}
.major-img img {
  width: 100%;
  /* height: 200px; */
  object-fit: cover;
}

.five {
  margin-bottom: 6.25vw !important;
}
.five h2 {
  color: #231815;
  /* Heading4-48 */
  font-size: 2.5vw;
  font-style: normal;
  line-height: 150%; /* */
  text-transform: capitalize;
  padding-bottom: 2.0833vw;
}
.five-box {
  display: flex;
}
.part {
  flex: 1;
  transition: all 0.4s ease;
  /* width: fit-content; */
  position: relative;
  overflow: hidden;
  display: flex;
  /* transition: all 1s ease; */
  margin-right: 0.2083vw;
}
.part:last-child {
  margin-right: 0;
}
.part.active {
  flex: 2;
}
.part img {
  width: 100%;
  height: 35.9375vw;
  object-fit: cover;
  transition: all 1s ease-in-out;
}
.part .a {
  display: block;
}
.part .b {
  display: none;
}
.part .mask {
  display: none;
}
.part .mask-content {
  opacity: 0;
  transition: all 0.6s ease;
}
.part.active .a {
  display: none;
}
.part.active .b {
  display: block;
}
.part.active .mask,
.part.active .mask-content {
  display: block;
}
.part.active .mask-content {
  opacity: 1;
}
.mask {
  opacity: 0.8;
  background: #3a66fb;
  position: absolute;
  z-index: 2;
  top: 0;
  height: 100%;
  width: 100%;
}
.mask-content {
  height: 100%;
  width: 100%;
  position: absolute;
  z-index: 33;
  padding: 2.0833vw 1.25vw;
}
.mask-content .title-icon {
  border-radius: 50%;
  background-color: #fff;
  font-size: 5.3125vw;
  color: #3a66fb;
  margin-bottom: 2.0833vw;
}
.mask-content h2 {
  color: #fff;
  /* Heading7-S-24 */
  font-size: 1.25vw !important;
  font-style: normal;
  font-family: "Montserrat-SemiBold" !important;
  line-height: 150%; /*  */
  text-transform: capitalize;
  padding-bottom: 0.8333vw;
}
.mask-line {
  width: calc(100% + 1.25vw);
  margin-left: -1.25vw;
  height: 0.0521vw;
  background: #fff;
  margin-bottom: 0.8333vw;
  top: 0;
}
.mask-content .mask-desc {
  color: #fff;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
  margin-bottom: 6.25vw;
}
.mask-content ul {
  transition: all 1s ease-in-out;
}
.mask-content ul li {
  display: flex;
  margin-bottom: 0.4167vw;
  color: #fff;
  /* Large1-R-16 */
  font-family: Montserrat;
  font-size: 0.8333vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
}
-content .iconfont {
  font-size: 2.0833vw !important;
  color: #3a66fb;
}
.map-line {
  width: 100%;
  height: 0.0521vw;
  background-color: #2318151a;
  margin: 0.8333vw 0;
}
.map-content:nth-child(2n) {
  margin-right: 0;
}
.map-content:nth-child(3),
.map-content:nth-child(4) {
  margin-bottom: 0;
}
.map-img {
  background: #fafafa;
  padding: 4.1667vw 1.1458vw 5.5208vw 3.125vw;
  width: 59.73%;
  max-width: 44.7917vw !important;
  margin: 0;
}

.map-desc {
  color: #231815;

  /* Small-12-R */
  font-family: Montserrat;
  font-size: 0.625vw;
  font-style: normal;
  font-weight: 400;
  line-height: 150%; /*  */
}
.map-img img {
  width: 100%;
  height: 23.125vw;
  object-fit: cover;
  line-height: 150%; /* 150% */
}
.mask-content ul li .li-icon {
  display: flex;
  align-items: center;
  font-size: 0.8333vw;
  line-height: 150%; /* 150% */

  height: 0.9375vw;
  border-radius: 50%;
  border: 0.0521vw solid #fff;
  color: #fff;
  margin-right: 0.4167vw;
}

.scroll-box {
  display: none;
}
.swiper-container {
  display: none;
}

.swipers-case {
  display: flex;
}
.slide-case {
  width: calc((100% - 12.5vw) / 7);
  max-width: 8.8542vw;
  margin-right: 2.0833vw;
}
.slide-case:last-child {
  margin-right: 0;
}
.open-box {
  max-height: 0;
  opacity: 0;
}
.swipers-comp {
  display: flex;
}
.swipers-comp .swiper-wrapper {
  height: auto;
}
.slide-comp {
  width: 12.5%;
  max-width: 9.375vw;
  background-color: #fafafa;
  max-width: 9.375vw;
}
.slide-comp:last-child {
  margin-right: 0 !important;
}
.map-prev,
.map-next {
  display: none;
}

.comp-next,
.comp-prev {
  display: none;
}
.map {
  display: none;
}
.point-desc {
  font-size: 0.7292vw;
}
.major-title,
.five h2 {
  font-size: 2.5vw;
  font-family: "Montserrat-SemiBold" !important;
}
.info-two video {
  margin-bottom: 2.0833vw;
  height: 42.1354vw;
}
.over-lay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 80%;
  cursor: pointer;
  z-index: 2; /* 确保覆盖层在视频上方，但低于播放按钮 */
}
.video-mark:hover {
  color: rgb(53, 86, 205);
}
.cases-prev-case,
.cases-next-case {
  display: none;
}
.swiperCase-box {
  overflow: hidden;
}
.swiper-tip {
  display: none;
}
@media screen and (max-width: 1440px) {
  .overview-box p {
    width: 59.25%;
  }
  .point-title {
    font-size: 1.6667vw;
  }
  .point-desc {
    font-size: 0.8333vw;
  }
  .point-item {
    /* width: calc((100% - 144px) / 7);
    margin-right: 24px; */
  }
  .map-list {
    width: 47%;
    max-width: 35vw;
    padding-right: 0.5556vw;
  }
  .map-img {
    width: 53.4%;
    max-width: 40vw;
  }
  .slide-comp {
    width: 13%;
    max-width: 9.7222vw;
  }
  .part {
    width: 13.9%;
    max-width: 10.4167vw;
  }
  .part.active {
    width: 43%;
    max-width: 32.2222vw;
  }
  .mask-content .mask-desc {
    margin-bottom: 10vw;
  }
  .slide-case {
    width: calc((100% - 10vw) / 7);
    max-width: 9.0278vw;
    margin-right: 1.6667vw;
  }
  .tip {
    margin-bottom: 5.5556vw;
  }
  .specific-content {
    width: calc((100% - 8.3333vw) / 4);
    margin-right: 2.7778vw;
  }
  .specific-box {
    height: 22.5vw;
  }
  .map-subtitle {
    font-size: 1.1111vw;
  }
  .map-subtitle {
    margin-top: 0;
  }
  .map-img img {
    height: 21.875vw;
  }
  .map-img {
    padding-top: 11.1806vw;
    padding-bottom: 10.8333vw;
  }
  .major-left h2,
  .major-right h2 {
    padding: 1.6667vw 0;
  }
}
@media screen and (max-width: 768px) {
  .comp-next,
  .comp-prev {
    display: flex;
  }
  .aboutus_dahua {
    padding-top: 12.5333vw;
    padding-bottom: 0;
  }
  .aboutus_dahua .title,
  .overview-box h2 {
    font-size: 8.5333vw;
    line-height: 150%;
  }
  .aboutus_dahua .crumbs {
    padding: 2.1333vw 0 10.6667vw;
  }
  .overview-box h2 {
    margin-bottom: 6.4vw;
    /* padding-top: 40px; */
  }
  .swiperCase-box {
    padding-bottom: 27.7333vw;
    position: relative;
  }

  .swiper-container,
  .swiperCase {
    width: 100%;
    height: 100%;
    display: flex;
    overflow: hidden;
  }

  .swiper-container,
  .swipers-comp {
    overflow: visible;
  }
  .swipers-case {
    overflow: visible !important;
  }
  .swiper-button-next,
  .swiper-button-prev {
    background-color: #fafafa;
    color: #231815 !important;
    width: 10.6667vw !important;
    height: 10.6667vw !important;
    border-radius: 50%;
  }
  .swiper-button-next,
  .swiper-rtl .swiper-button-prev {
    right: 7.4667vw !important;
    left: auto !important;
    top: auto !important;
    bottom: 10.6667vw !important;
  }
  .swiper-button-prev {
    right: 24.5333vw !important;
    left: auto !important;
    top: auto !important;
    bottom: 10.6667vw !important;
  }
  .swiper-button-next:after,
  .swiper-button-prev:after {
    font-size: 3.2vw !important;
    font-weight: 600 !important;
  }
  .cases-prev-case,
  .cases-next-case {
    display: flex;
  }
  .swiper-slide {
    width: 34.6% !important;
    max-width: 48vw;
    margin-right: 6.4vw;
  }
  .point-group {
    display: none;
  }
  .point-title {
    font-size: 6.4vw;
  }

  .scroll-box {
    display: flex;
  }
  .point {
    font-size: 3.2vw;
  }
  .overview-box {
    flex-direction: column;
    margin-bottom: 6.4vw;
  }
  .map-img img {
    height: 57.0667vw;
    object-fit: cover;
  }
  .info-box video {
    position: relative;
  }
  .video-mark {
    left: calc(50% - 3.2vw);
  }
  .info-box video {
    margin-bottom: 6.4vw;
  }
  .overview-box p,
  .video-desc {
    font-size: 3.7333vw;
  }
  .point-group {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    margin: 0 6.4%;
  }

  .point-item {
  }
  .specific-content {
    width: calc(50% - 3.2vw);
    margin-right: 6.4vw;
    margin-bottom: 10.6667vw;
  }

  .specific-box {
    height: fit-content;
    width: 100% !important;
  }

  .specific-list {
    /* flex-wrap: nowrap;  */
    align-items: flex-start;
    padding: 21.3333vw 6.4vw;
  }
  .specific-content .iconfont {
    font-size: 10.6667vw;
  }
  .specific-content:nth-child(2n) {
    margin-right: 0;
  }
  .specific-content:nth-last-child(1),
  .specific-content:nth-last-child(2) {
    margin-bottom: 0;
  }
  .specific-title {
    font-size: 4.8vw;
    margin-top: 6.4vw;
    max-width: 40vw;
    height: 14.4vw;
  }
  #swipermap {
    height: auto;
  }
  .map-prev,
  .map-next {
    display: flex;
  }
  .specific-desc {
    font-size: 3.2vw;
  }
  .map-top {
    font-size: 3.7333vw;
    margin: 10.6667vw auto !important;
  }
  .map-box {
    padding-bottom: 10.6667vw;
    flex-direction: column;
  }
  .second-video {
    margin-top: 0;
  }
  .info-box {
    margin-bottom: 6.4vw;
  }
  .info-two {
    margin-bottom: 21.3333vw;
  }
  .info-box video {
    margin-bottom: 0;
  }
  .tip {
    width: fit-content;
    transition: all 0.5s ease;
    margin: 10.6667vw 0 6.4vw;
  }
  .video-desc {
    margin-bottom: 10.6667vw;
  }
  .play-icon {
    font-size: 3.2vw !important;
    transform: translateX(0.2667vw);
  }
  .map-list {
    width: 100%;
    display: none;
  }
  .map-subtitle {
    font-size: 3.7333vw;
    font-family: "Montserrat-SemiBold" !important;
  }
  .map-content {
    width: 100%;
    margin-bottom: 0;
    padding: 4.8vw 6.4vw;
  }
  .map-img {
    width: 100%;
    padding: 10.6667vw 0 14.4vw;
    max-width: 100% !important;
  }

  .slide-map {
    max-width: none;
    width: 74% !important;
    max-width: 64vw;
    background-color: #fafafa;
  }
  .map {
    position: relative;
    padding-bottom: 27.7333vw;
  }
  .swiper-button-lock {
    display: block !important;
  }
  .comprehensive-title {
    margin-bottom: 6.4vw;
    font-size: 8.5333vw;
  }
  .comprehensive-desc {
    font-size: 3.7333vw;
  }
  .major-img img {
    width: 100%;
    /* height: 96px; */
    object-fit: cover;
  }
  .mask-content ul li .li-icon{
    font-size: 4.2667vw;
    height:  4.2667vw;
    line-height: 1 !important;
    margin-right: 8px;
  }
  .aboutus_dahua .title{
    margin: 10.6667vw 0;
  }
  .mask-content ul li{
    margin-bottom: 2.133vw;
  }
  .major-title {
    font-size: 6.4vw;
    /* padding-bottom: 6.4vw; */
  }
  .major {
    flex-direction: column;
  }
  .major-left,
  .major-right {
    width: 100%;
    margin-right: 0;
  }
  .major-left h2,
  .major-right h2 {
    font-size: 3.7333vw;
    text-align: left;
    padding-left: 4.5333vw;
    margin-bottom: 2.1333vw;
  }
  .major-img {
    /* padding: 4.2667vw; */
    margin-bottom: 6.4vw;
  }
  .major {
    margin-bottom: 5.6vw !important;
  }
  .five h2 {
    padding-bottom: 6.4vw;
    font-size: 6.4vw;
  }
  .five-box {
    flex-direction: column;
  }
  .video-icon {
    width: 10.6667vw;
    height: 10.6667vw;
    top: calc(50% - 5.3333vw);
    left: calc(50% - 5.3333vw);
    cursor: pointer;
    border-radius: 50%;
  }
  .point-item img {
    max-width: 21.3333vw;
  }
  .point-desc {
    font-size: 3.2vw;
  }
  .tip {
    font-size: 3.2vw;
    padding: 0 !important;
  }
  .map-content .iconfont {
    font-size: 10.6667vw !important;
  }
  .map-title {
    font-size: 10.6667vw;
  }
  .map-subtitle {
    font-size: 3.2vw;
  }
  .map-desc {
    font-size: 3.2vw;
  }
  .part,
  .part.active,
  .part img {
    height: 101.3333vw;
    transition: all 0.6s ease-in-out;
  }
  .part .b {
    max-height: 87.2vw;
  }
  .part .a {
    max-height: 17.0667vw;
  }
  .part {
    max-height: 17.0667vw;
    margin-bottom: 1.0667vw;
    /* transition: max-height 1s ease-in-out; */
  }

  .part.active {
    width: 100%;
    max-height: 87.2vw;
    max-width: none;
  }

  .part:last-child {
    margin-bottom: 0;
  }
  .mask-content {
    padding: 4.2667vw;
    transition: all 0.6s ease-in-out;
  }

  .mask-content .title-icon {
    font-size: 10.6667vw;
    line-height: 1;
    margin-right: 4.2667vw;
    margin-bottom: 0;
  }
  .five {
    margin-bottom: 10.6667vw !important;
  }
  .part .mask-content {
    display: block;
    opacity: 1;
  }

  .mask-content .open-box {
    position: absolute;
    bottom: 4.2667vw;
    right: 5.3333vw;
    max-height: 0;
    opacity: 0;
  }
  .button-box .open-box {
    display: block;
    position: relative;
    bottom: auto;
    right: auto;
    line-height: 1;
    max-height: 266.6667vw;
    transition: all 0.6s ease-in-out;
    opacity: 1 !important;
  }
  .part.active .mask-content {
    height: 87.2vw;
  }
  .box-top {
    width: 100%;
    display: flex;
    align-items: center;
  }
  .box-title {
    font-size: 4.2667vw !important;
    padding-bottom: 0 !important;
  }
  .mask-line {
    max-height: 0vw;
  }
  .mask-desc,
  .mask-content ul {
    max-height: 0;
    transition: all 0.6s ease-in-out;
  }

  .open-box {
    max-height: 0;
  }
  .part.active .mask-line {
    max-height: 0.2667vw;
    margin: 0;
    margin-left: -6.4vw;
  }
  .part.active .mask-content .mask-desc,
  .part.active .mask-content .open-box {
    transition: all 1s ease-in-out;
    display: flex;
    max-height: 266.6667vw;
    opacity: 1;
  }
  .part.active .mask-content ul {
    max-height: 266.6667vw;
  }
  .mask-content {
    padding: 2.1333vw 5.3333vw 2.1333vw 4.2667vw;
  }
  .part.active .open-box {
    justify-content: end;
  }
  .map {
    overflow: hidden;
    display: block;
  }
  .mask-content .mask-desc {
    font-size: 3.2vw;
    margin-bottom: 2.1333vw;
    height: 14.4vw;
    margin-top: 4.2667vw;
  }
  .mask-content ul li {
    font-size: 3.2vw;
  }
  .overview-box p {
    width: 100%;
    max-width: fit-content;
  }
  .part.active .open-box,
  .button-box .open-box {
    padding: 1.0667vw;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
  }
  .part.active .button-box .open-box {
    opacity: 0 !important;
    line-height: 0;
  }
  .mask-content h2 {
    font-size: 4.2667vw !important;
    margin-right: 6.4vw;
  }
  .open-box .iconfont {
    font-size: 4.2667vw;
    /* background-color: #fff; */
    border-radius: 10.6667vw;
    line-height: 1;
  }

  .slide-comp {
    width: 76% !important;
  }
  .comp-content img {
    max-width: 21.3333vw;
    height: 21.3333vw;
  }
  .comp-title {
    font-size: 8.5333vw;
    margin: 8.5333vw 0 0;
  }
  .comp-desc {
    font-size: 3.2vw;
  }
  .swipers-comp {
    padding-bottom: 4.2667vw;
  }
  .comp-next,
  .comp-prev {
    display: none;
  }
  .swiper-tip {
    display: flex;
    align-items: center;
    text-align: right;
    display: block;
    color: var(--BrandColor_black, #231815);

    /* Small-12-R */
    font-size: 3.2vw;
    font-weight: 400;
    line-height: 150%; /*  */
  }
  .swiper-tip .iconfont {
    font-size: 3.2vw;

    margin-left: 1.0667vw;
  }
  .comprehensive-img {
    overflow: hidden;
    position: relative;
    margin-bottom: 10.6667vw;
  }
  .slide-comp {
    background-color: #fafafa;
    padding: 10.6667vw 4.2667vw;
  }
  .comp-content {
    text-align: center;
    padding: 0;
  }

  .aboutus_dahua .banner {
    height: 49.0667vw;
    object-fit: cover;
  }

  .info-box video {
    height: 49.06667vw;
  }
  .info-two video{
    height: 45.3333vw;
  }
  .part {
    width: 100%;
    max-width: 100%;
    margin-right: 0;
  }

  .button-box {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .box-top {
    padding-bottom: 4.2667vw;
  }

  .part .mask {
    display: block;
    background-color: rgba(35, 24, 21, 0.6);
  }
  .part.active .mask {
    display: block;
    background-color: #3a66fb;
  }
  .mob-quick-btn,
  .container .quick-list {
    z-index: 44 !important;
  }
  .part,
  .part.active,
  .part img {
    height: 100%;
  }
  .mask-content {
    position: relative;
  }
  .part img {
    position: absolute;
  }
  .container .quick-list {
    z-index: 88;
  }
  .major-left h2,
  .major-right h2 {
    padding: 4.2667vw 0 4.2667vw 4.5333vw;
  }
  .part .a,
  .part .b,
  .part .mask-content,
  .mask-content .mask-desc {
    transition: all 0.6s ease-in-out;
  }
  .part .a,
  .part .b {
    object-fit: cover;
  }
  .part .mask-content {
    height: 17.0667vw;
    max-height: 17.0667vw;
    transition: all 0.6s ease-in-out;
  }
  .part.active .mask-content {
    max-height: 266.6667vw;
  }
  .part .a {
    display: block;
    opacity: 1;
    max-height: 87.2vw;
  }
  .part .b {
    opacity: 0;
    display: block;
    max-height: 0;
  }
  .part.active .a {
    display: block;
    opacity: 0;

    max-height: 0;
  }
  .part.active .b {
    display: block;
    opacity: 1;

    max-height: 87.2vw;
  }
}