.main {
  overflow: hidden;
}
.main #aboutus {
  height: 56.25rem;
  background-image: url("https://edoufile.obs.cn-south-1.myhuaweicloud.com/CHOSEN/PC/aboutus/bg_1.png?x-image-process=image/format,webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: cover;
}
.main #aboutus .container {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.main #aboutus .hb {
  display: flex;
}
.main #aboutus .hb .cover {
  width: 34rem;
  height: 23.4375rem;
  z-index: 2;
}
.main #aboutus .hb .content_wrap {
  z-index: 1;
  margin-top: 3.75rem;
  margin-left: -3rem;
}
.main #aboutus .hb .content_wrap .title {
  font-size: 2.875rem;
  color: #ffffff;
  margin-left: 5.5rem;
  margin-bottom: 1.5rem;
}
.main #aboutus .hb .content_wrap .company_wrap {
  border-radius: 1.5rem;
  padding: 32px 4rem;
  width: 41.6875rem;
  background-color: #ffffff;
  color: #000;
}
.main #aboutus .hb .content_wrap .company_wrap .company_cn {
  font-size: 1.875rem;
}
.main #aboutus .hb .content_wrap .company_wrap .company_en {
  font-size: 0.75rem;
}
.main #aboutus .hb .content_wrap .company_wrap .company_intro {
  margin-top: 1rem;
  font-size: 1rem;
  text-align: justify;
  line-height: 1.5;
}
.main #aboutus .fb {
  width: 100%;
  margin-top: 3rem;
}
.main #aboutus .fb .list {
  display: grid;
  grid-template-columns: repeat(4, 4fr);
}
.main #aboutus .fb .list .item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.main #aboutus .fb .list .item:nth-child(n+2) {
  position: relative;
}
.main #aboutus .fb .list .item:nth-child(n+2)::after {
  content: "";
  position: absolute;
  width: 1px;
  height: 4rem;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background-color: #ffffff;
}
.main #aboutus .fb .list .item .num {
  color: #ffffff;
  font-weight: 700;
  font-size: 3.25rem;
}
.main #aboutus .fb .list .item .num.more {
  position: relative;
}
.main #aboutus .fb .list .item .num.more::after {
  content: "+";
  position: absolute;
  top: -0.75rem;
  right: -1.75rem;
  font-size: 1.75rem;
  color: #ffffff;
}
.main #aboutus .fb .list .item .content {
  min-height: 4rem;
  color: #ffffff;
  font-size: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.main #qywh {
  padding-top: 6.875rem;
  padding-bottom: 10.75rem;
  color: #000;
  overflow: hidden;
}
.main #qywh .intro {
  width: 62.5rem;
  font-size: 1rem;
  margin: 2.625rem auto 0;
  line-height: 2;
}
.main #qywh .detail_intro_wrap {
  margin-top: 3.375rem;
  position: relative;
}
.main #qywh .detail_intro_wrap .detail_intro_list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-row-gap: 9.75rem;
  grid-column-gap: 13.75rem;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item {
  display: flex;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(1) {
  flex-direction: row-reverse;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(1) .detail_intro_icon {
  width: 3.3125rem;
  margin-left: 2.5rem;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(1) .detail_content_wrap {
  align-items: flex-end;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(1) .detail_content_wrap .content {
  text-align: right;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(2) {
  flex-direction: row;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(2) .detail_intro_icon {
  width: 3.5625rem;
  margin-right: 2.25rem;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(3) {
  flex-direction: row-reverse;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(3) .detail_intro_icon {
  width: 4.375rem;
  margin-left: 1.4375rem;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(3) .detail_content_wrap {
  align-items: flex-end;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(3) .detail_content_wrap .content {
  text-align: right;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item:nth-child(4) .detail_intro_icon {
  width: 4.8125rem;
  margin-right: 1rem;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item .detail_content_wrap {
  display: flex;
  flex-direction: column;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item .detail_content_wrap .title {
  font-size: 1.375rem;
  font-weight: 700;
}
.main #qywh .detail_intro_wrap .detail_intro_list .detail_intro_item .detail_content_wrap .content {
  margin-top: 0.5rem;
  font-size: 1rem;
}
.main #qywh .detail_intro_wrap .logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20.625rem;
  height: 11.6875rem;
}
.main #qywh .detail_intro_wrap .logo .logo_img {
  z-index: 2;
  position: relative;
}
.main #qywh .detail_intro_wrap .logo .logo_inner {
  z-index: 1;
  position: absolute;
  top: -9.625rem;
  left: 1rem;
  width: 65.25rem;
  height: 27.25rem;
}
.main #syshj {
  background: linear-gradient(to right, #0062b2 50%, #008cd6 50%);
  padding-top: 6.875rem;
  padding-bottom: 13rem;
  position: relative;
}
.main #syshj .content_wrap {
  margin-top: 2.625rem;
  color: #ffffff;
  font-size: 16px;
  position: relative;
}
.main #syshj .content_wrap > .swiper .swiper-slide {
  display: flex;
}
.main #syshj .content_wrap .left_content_wrap {
  flex: 1;
  padding-left: 5rem;
  min-height: 33.75rem;
}
.main #syshj .content_wrap .left_content_wrap .title_wrap .title_cn {
  font-size: 2rem;
}
.main #syshj .content_wrap .left_content_wrap .title_wrap .title_en {
  font-size: 0.875rem;
}
.main #syshj .content_wrap .left_content_wrap .desc_wrap {
  margin-top: 2rem;
}
.main #syshj .content_wrap .left_content_wrap .desc_wrap .desc_title {
  font-size: 1.5rem;
}
.main #syshj .content_wrap .left_content_wrap .desc_wrap .descs {
  margin-top: 0.75rem;
  line-height: 1.5;
  text-align: justify;
  max-width: 25rem;
}
.main #syshj .content_wrap .left_content_wrap .desc_wrap .descs .blod {
  font-weight: 700;
}
.main #syshj .content_wrap .left_content_wrap .equipment_wrap {
  margin-top: 3rem;
}
.main #syshj .content_wrap .left_content_wrap .equipment_wrap .equipment_title {
  font-size: 1.5rem;
}
.main #syshj .content_wrap .left_content_wrap .equipment_wrap .equipments {
  margin-top: 0.75rem;
  line-height: 1.5;
  text-align: justify;
  max-width: 25rem;
}
.main #syshj .content_wrap .right_content_wrap {
  width: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
}
.main #syshj .content_wrap .right_content_wrap .swiper {
  width: 90%;
}
.main #syshj .content_wrap .right_content_wrap .swiper .swiper-slide {
  width: 100%;
}
.main #syshj .content_wrap .right_content_wrap .swiper .img_wrap {
  width: 100%;
}
.main #syshj .content_wrap .button-prev,
.main #syshj .content_wrap .button-next {
  width: 54px;
  height: 54px;
  cursor: pointer;
}
.main #syshj .content_wrap .button-prev {
  position: absolute;
  top: 50%;
  left: -54px;
  transform: translateY(-50%);
}
.main #syshj .content_wrap .button-next {
  position: absolute;
  top: 50%;
  right: -54px;
  transform: translateY(-50%) rotate(180deg);
}
.main #syshj .logo_wrap {
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-13.3063rem);
  width: 23.8125rem;
}
.main #xjsb_zyzz {
  background-image: url("https://edoufile.obs.cn-south-1.myhuaweicloud.com/CHOSEN/PC/aboutus/bg_3.png?x-image-process=image/format,webp");
  background-repeat: no-repeat;
  background-position: left top;
  background-size: contain;
  padding-top: 8.5rem;
  padding-bottom: 6rem;
}
.main #xjsb_zyzz .line_wrap {
  display: flex;
  justify-content: flex-end;
  margin-top: 5.25rem;
}
.main #xjsb_zyzz .line_wrap .line {
  width: 80%;
  height: 1px;
  background-color: #009cef;
}
.main #xjsb .intro {
  width: 62.5rem;
  font-size: 1rem;
  margin: 2.625rem auto 0;
  line-height: 2;
}
.main #xjsb .content_wrap {
  margin-top: 6rem;
  position: relative;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap {
  width: 16.25rem;
  height: 24.375rem;
  border-top-right-radius: 2rem;
  overflow: hidden;
  position: relative;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap img {
  object-fit: contain;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap:hover .swiper_intro_wrap {
  top: 0;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap .swiper_intro_wrap {
  position: absolute;
  top: 24.375rem;
  left: 0;
  right: 0;
  height: 24.375rem;
  color: #ffffff;
  padding: 2rem 1rem;
  background-color: rgba(0, 99, 180, 0.8);
  transition: all 0.5s;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap .swiper_intro_wrap .swiper_intro_title {
  font-size: 1.125rem;
  font-weight: 700;
}
.main #xjsb .content_wrap #swiperEquipments .swiper-slide .swiper_content_wrap .swiper_intro_wrap .swiper_intro_intro {
  text-align: justify;
  font-size: 1rem;
  margin-top: 2rem;
  line-height: 1.75rem;
}
.main #xjsb .content_wrap .button-prev,
.main #xjsb .content_wrap .button-next {
  width: 54px;
  height: 54px;
  cursor: pointer;
}
.main #xjsb .content_wrap .button-prev {
  position: absolute;
  top: 50%;
  left: -54px;
  transform: translateY(-50%);
}
.main #xjsb .content_wrap .button-next {
  position: absolute;
  top: 50%;
  right: -54px;
  transform: translateY(-50%) rotate(180deg);
}
.main #zyzz {
  margin-top: 6.875rem;
}
.main #zyzz .content_wrap .certificates {
  display: flex;
  margin-top: 6rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(1) {
  padding-right: 4rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(1) .certificate_desc {
  padding: 0 2.625rem 0.75rem 1rem;
  top: 5rem;
  right: -20rem;
  width: 18.75rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(1) .certificate_desc::after {
  content: "";
  width: 0.75rem;
  height: 0.75rem;
  background-color: #009cef;
  display: block;
  position: absolute;
  bottom: -0.375rem;
  left: -0.375rem;
  border-radius: 100%;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(1) .certificate_bg_color {
  top: -1.25rem;
  left: -1.25rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(1) .certificate_bg_border {
  bottom: -1.25rem;
  right: -1.25rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(2) {
  padding-left: 4rem;
  margin-top: 12rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(2) .certificate_desc {
  padding: 0 1rem 0.75rem 2.625rem;
  left: -26.25rem;
  bottom: 4rem;
  width: 25rem;
  text-align: right;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(2) .certificate_desc::after {
  content: "";
  width: 0.75rem;
  height: 0.75rem;
  background-color: #009cef;
  display: block;
  position: absolute;
  bottom: -0.375rem;
  right: -0.375rem;
  border-radius: 100%;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(2) .certificate_bg_color {
  bottom: -1.25rem;
  right: -1.25rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap:nth-child(2) .certificate_bg_border {
  top: -1.25rem;
  left: -1.25rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap .certificate {
  position: relative;
  width: 16rem;
  height: 21.625rem;
}
.main #zyzz .content_wrap .certificates .certificate_wrap .certificate .certificate_img {
  position: relative;
  z-index: 3;
}
.main #zyzz .content_wrap .certificates .certificate_wrap .certificate .certificate_bg_color {
  z-index: 1;
  width: 16rem;
  height: 21.625rem;
  background-color: #a3ddf7;
  position: absolute;
}
.main #zyzz .content_wrap .certificates .certificate_wrap .certificate .certificate_bg_border {
  z-index: 1;
  width: 16rem;
  height: 21.625rem;
  border: 2px solid #a3ddf7;
  position: absolute;
}
.main #zyzz .content_wrap .certificates .certificate_wrap .certificate .certificate_desc {
  z-index: 2;
  position: absolute;
  font-size: 1.125rem;
  font-weight: 700;
  color: #0062b2;
  border-bottom: 1px solid #009cef;
}
.main #kjcx {
  background-image: url("https://edoufile.obs.cn-south-1.myhuaweicloud.com/CHOSEN/PC/aboutus/bg_4.png?x-image-process=image/format,webp");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: cover;
  padding-top: 6.875rem;
  padding-bottom: 4rem;
}
.main #kjcx .content_wrap {
  margin-top: 4rem;
  padding: 0 1rem;
  position: relative;
}
.main #kjcx .content_wrap #swiperTechnology .swiper-slide {
  width: 100%;
}
.main #kjcx .content_wrap #swiperTechnology .swiper-slide .img_wrap {
  width: 100%;
  height: 33.9375rem;
}
.main #kjcx .content_wrap .button-prev,
.main #kjcx .content_wrap .button-next {
  width: 54px;
  height: 54px;
  cursor: pointer;
}
.main #kjcx .content_wrap .button-prev {
  position: absolute;
  top: 50%;
  left: -54px;
  transform: translateY(-50%);
}
.main #kjcx .content_wrap .button-next {
  position: absolute;
  top: 50%;
  right: -54px;
  transform: translateY(-50%) rotate(180deg);
}
.main #zytd {
  padding-top: 8rem;
  padding-bottom: 8rem;
}
.main #zytd .content_wrap {
  margin-top: 4rem;
  height: 44.875rem;
  position: relative;
}
.main #zytd .content_wrap .img_wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 108.5rem;
}
@media screen and (max-width: 1400px) {
  .main #syshj .content_wrap {
    padding: 0 54px;
  }
  .main #syshj .content_wrap .button-next {
    right: 0;
  }
  .main #syshj .content_wrap .button-prev {
    left: 0;
  }
  .main #xjsb .content_wrap {
    padding: 0 54px;
  }
  .main #xjsb .content_wrap .button-next {
    right: 0;
  }
  .main #xjsb .content_wrap .button-prev {
    left: 0;
  }
}