.banner {
  width: 100%;
  height: 37.5rem;
  background: url('../img/banner.png') 100% 100% no-repeat;
  background-size: cover;
  background-position: center;
  display: inline-block;
}
.banner .center {
  width: 80.8125rem;
  height: 21.1875rem;
  margin: auto;
  margin-top: 25.5rem;
  position: relative;
}
.banner .center img {
  width: 100%;
  height: 100%;
}
.banner .center .title {
  height: 4.1875rem;
  font-size: 2.75rem;
  margin-left: 9.875rem;
  letter-spacing: 0.3125rem;
  line-height: 4.1875rem;
  color: #1B232E;
  position: absolute;
  top: 5.625rem;
}
.banner .center .tips {
  display: flex;
  align-items: flex-end;
  position: absolute;
  top: 12.625rem;
  left: 61.875rem;
}
.banner .center .tips .name {
  height: 1.875rem;
  font-size: 1.875rem;
  line-height: 1.875rem;
  color: #1B232E;
  border-right: 0.0625rem solid #898E93;
  padding-right: 0.625rem;
}
.banner .center .tips .company {
  height: 1.3125rem;
  font-size: 1.3125rem;
  font-weight: 400;
  line-height: 1.3125rem;
  color: #898E93;
  margin-left: 0.625rem;
}
.about_company {
  width: 100%;
  height: 57rem;
  overflow: hidden;
  background: #1B232E;
  margin-top: -9.5625rem;
}
.about_company #title {
  height: 3rem;
  font-size: 2.125rem;
  line-height: 3rem;
  color: #FFFFFF;
  margin-top: 9.5rem;
  text-align: center;
}
.about_company #sub_title {
  height: 1.375rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.375rem;
  color: #FFFFFF;
  opacity: 0.7;
  margin-top: 0.625rem;
  text-align: center;
}
.about_company .about_cont {
  display: flex;
  width: 113.125rem;
  margin-top: 2.5rem;
}
.about_company .about_cont .about_video {
  width: 60rem;
  height: 33.75rem;
  background: url('../img/about/pic.png') 100% 100% no-repeat;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about_company .about_cont .about_video img {
  width: 3.8125rem;
  height: 3.8125rem;
  z-index: 100;
}
.about_company .about_cont .about_text {
  margin-left: 2.5rem;
  width: 50.6875rem;
}
.about_company .about_cont .about_text .introduct {
  font-size: 1rem;
  font-family: PingFang SC;
  font-weight: 400;
  line-height: 1.75rem;
  color: #FFFFFF;
  opacity: 0.7;
  margin-top: 3.375rem;
}
.about_company .about_cont .about_text .list {
  display: flex;
  justify-content: space-between;
  margin-top: 3.75rem;
}
.about_company .about_cont .about_text .list .item {
  width: 16.25rem;
  height: 10rem;
  background: linear-gradient(90deg, #101720 0%, #1B232E 100%);
  opacity: 1;
  position: relative;
  transform: 0.3s;
}
.about_company .about_cont .about_text .list .item:hover {
  transform: 0.3s;
  cursor: pointer;
  background: linear-gradient(90deg, #E53333 0%, rgba(229, 51, 51, 0) 100%);
}
.about_company .about_cont .about_text .list .item img {
  width: 4rem;
  height: 4rem;
  position: absolute;
  right: 0.5rem;
  top: 0.5rem;
}
.about_company .about_cont .about_text .list .item .title {
  margin-top: 3.5625rem;
  margin-left: 1.25rem;
  color: #FFFFFF;
  font-size: 1.5rem;
}
.about_company .about_cont .about_text .list .item .sub_tit {
  width: 13.75rem;
  height: 2.875rem;
  font-size: 1rem;
  line-height: 1.375rem;
  color: #FFFFFF;
  opacity: 0.7;
  margin-top: 0.375rem;
  margin-left: 1.25rem;
}
.course {
  width: 100%;
  height: 50.8125rem;
  overflow: hidden;
}
.course .title {
  margin-top: 6.25rem;
  height: 3rem;
  font-size: 2.125rem;
  font-weight: bold;
  line-height: 3rem;
  color: #333333;
  text-align: center;
}
.course .sub_title {
  height: 1.375rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.375rem;
  color: #898E93;
  text-align: center;
  margin-top: 0.625rem;
}
.course .course_cont {
  position: relative;
  width: 110rem;
  height: 39.375rem;
  margin: auto;
  margin-left: 2.625rem;
  margin-right: 6.25rem;
  background: url('../img/img_map.png') 100% 100% no-repeat;
  background-size: cover;
  background-position: center;
}
.course .course_cont .item {
  position: absolute;
}
.course .course_cont .item:hover {
  cursor: pointer;
}
.course .course_cont .item:hover .intro {
  background: #E53333;
  box-sizing: border-box;
  color: #fff;
  box-shadow: 0rem 0.1875rem 0.375rem rgba(229, 51, 51, 0.16);
}
.course .course_cont .item.one {
  left: 7.875rem;
  top: 20.8125rem;
}
.course .course_cont .item.two {
  left: 17.0625rem;
  top: 13.4375rem;
}
.course .course_cont .item.three {
  left: 27.625rem;
  top: 21rem;
}
.course .course_cont .item.four {
  left: 36.625rem;
  top: 8.625rem;
}
.course .course_cont .item.five {
  left: 52.375rem;
  top: 17.5rem;
}
.course .course_cont .item.six {
  left: 62.25rem;
  top: 5.125rem;
}
.course .course_cont .item.seven {
  left: 76.5625rem;
  top: 15.75rem;
}
.course .course_cont .item.eight {
  left: 85.125rem;
  top: 2.625rem;
}
.course .course_cont .item.nine {
  left: 96.625rem;
  top: 9.3125rem;
}
.course .course_cont .item.now .circle {
  width: 1.5625rem;
  height: 1.5625rem;
  background: #FFFFFF;
  box-shadow: 0rem 0.1875rem 0.375rem rgba(0, 0, 0, 0.16);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course .course_cont .item.now .circle:before {
  width: 0.5625rem;
  height: 0.5625rem;
  background: #E53333;
  border-radius: 50%;
  opacity: 1;
  content: '';
  position: absolute;
}
.course .course_cont .item:nth-child(2n) .circle {
  margin-top: 1rem;
}
.course .course_cont .item:nth-child(2n) .year {
  margin-top: 0.625rem;
}
.course .course_cont .item:nth-child(2n) .intro {
  margin-top: 0rem;
}
.course .course_cont .item .circle {
  width: 0.875rem;
  height: 0.875rem;
  background: #FFFFFF;
  box-shadow: 0rem 0.1875rem 0.375rem rgba(0, 0, 0, 0.16);
  border-radius: 50%;
}
.course .course_cont .item .year {
  height: 1.75rem;
  font-size: 1.25rem;
  font-weight: bold;
  line-height: 1.75rem;
  color: #333333;
  margin-top: 1rem;
}
.course .course_cont .item .intro {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.375rem;
  color: #B1A8A8;
  margin-top: 0.5rem;
  white-space: nowrap;
  padding: 0.5rem 0.75rem;
  margin-left: -0.75rem;
}
.reading {
  width: 100%;
  height: 34.875rem;
  background: url('../img/bg_2.png') 100% 100% no-repeat;
  background-size: cover;
  background-position-y: 0.0625rem;
  overflow: hidden;
}
.reading .reading_cont {
  margin: auto;
  margin-left: 57.8125rem;
}
.reading .reading_cont .title {
  text-align: center;
  width: 8.8125rem;
  height: 3rem;
  font-size: 2.125rem;
  font-family: PingFang SC;
  font-weight: bold;
  line-height: 3rem;
  color: #FFFFFF;
  opacity: 1;
  margin-top: 5rem;
}
.reading .reading_cont .sub_title {
  height: 1.375rem;
  font-size: 1rem;
  font-family: PingFang SC;
  font-weight: 400;
  line-height: 1.375rem;
  color: #FFFFFF;
  opacity: 0.8;
  margin-top: 0.625rem;
}
.reading .reading_cont .list {
  margin-top: 1.25rem;
  margin-left: 12.5rem;
  z-index: -1;
  opacity: 0;
}
.reading .reading_cont .list .list_item {
  height: 5.75rem;
  opacity: 1;
  display: flex;
  align-items: flex-end;
  position: relative;
}
.reading .reading_cont .list .list_item::after {
  position: absolute;
  width: 52.125rem;
  height: 0.125rem;
  background: linear-gradient(90deg, #E53333 0%, rgba(229, 51, 51, 0) 100%);
  opacity: 1;
  content: '';
  bottom: 0rem;
}
.reading .reading_cont .list .list_item .item_left {
  width: 17.9375rem;
  font-size: 2.5rem;
  font-weight: 400;
  line-height: 3.5rem;
  color: #FFFFFF;
  opacity: 1;
}
.reading .reading_cont .list .list_item .item_left span {
  height: 1.375rem;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.375rem;
  color: #FFFFFF;
  opacity: 0.8;
  margin-left: 0.625rem;
}
.reading .reading_cont .list .list_item .item_right {
  flex: 1;
  font-size: 2.5rem;
  font-weight: 400;
  line-height: 3.5rem;
  color: #FFFFFF;
  opacity: 1;
}
.reading .reading_cont .list .list_item .item_right span {
  height: 1.375rem;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.375rem;
  color: #FFFFFF;
  opacity: 0.8;
  margin-left: 0.625rem;
}
.honor {
  height: 719px;
  overflow: hidden;
}
.honor .honor_title {
  margin: auto;
  text-align: center;
  height: 48px;
  font-size: 34px;
  font-weight: bold;
  line-height: 48px;
  color: #1B232E;
  margin-top: 119px;
}
.honor .honor_sub_title {
  margin: auto;
  text-align: center;
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  line-height: 22px;
  color: #60646A;
  margin-top: 10px;
}
.honor .honor_cont {
  margin-top: 20px;
  margin-bottom: 160px;
  width: 100vw;
  overflow-x: scroll;
  cursor: pointer;
}
.honor .honor_cont::-webkit-scrollbar {
  width: 0 !important;
}
.honor .honor_cont .honor_scroll {
  display: flex;
  flex-wrap: nowrap;
  width: fit-content;
  height: 340px;
  align-items: center;
  cursor: grab;
}
.honor .honor_cont .honor_scroll .item {
  width: 378px;
  height: 300px;
  background: #F0F5F8;
  box-shadow: 0px 3px 6px rgba(27, 35, 46, 0.08);
  margin-right: 30px;
  -webkit-user-select: none;
  cursor: default;
  pointer-events: none;
}
.honor .honor_cont .honor_scroll .item .img {
  margin: auto;
  width: 358px;
  height: 228px;
  margin-top: 10px;
  display: block;
  cursor: inherit;
  display: flex;
  background-color: #fff;
  justify-content: center;
}
.honor .honor_cont .honor_scroll .item .name {
  text-align: center;
  margin: auto;
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  line-height: 22px;
  color: #1B232E;
  margin-top: 20px;
}
.recollections {
  height: 700px;
  background: #1B232E;
  opacity: 1;
  overflow: hidden;
}
.recollections .recollections_title {
  text-align: center;
  margin: auto;
  margin-top: 100px;
  height: 48px;
  font-size: 34px;
  font-family: PingFang SC;
  font-weight: bold;
  line-height: 48px;
  color: #FFFFFF;
  opacity: 1;
}
.recollections .recollections_sub_title {
  text-align: center;
  margin: auto;
  margin-top: 10px;
  height: 22px;
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 400;
  line-height: 22px;
  color: #FFFFFF;
  opacity: 0.7;
}
.recollections .recollections_cont {
  width: 1200px;
  margin: auto;
  margin-top: 43px;
}
.recollections .recollections_cont .item {
  width: 1200px;
  height: 348px;
  display: flex;
}
.recollections .recollections_cont .item .left {
  width: 737px;
  height: 348px;
  background-color: #fff;
  position: relative;
}
.recollections .recollections_cont .item .left .bg {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 1;
}
.recollections .recollections_cont .item .left .logo {
  width: 240px;
  height: 70px;
  display: block;
  position: relative;
  margin: auto;
  left: 0;
  right: 0;
  z-index: 100;
  margin-top: 40px;
  margin-bottom: 40px;
}
.recollections .recollections_cont .item .left .text {
  position: relative;
  width: 576px;
  height: 44px;
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  color: #1B232E;
  opacity: 1;
  margin-left: 75px;
  z-index: 100;
}
.recollections .recollections_cont .item .left .name {
  height: 33px;
  font-size: 24px;
  font-family: PingFang SC;
  font-weight: bold;
  line-height: 33px;
  color: #1B232E;
  position: absolute;
  right: 10px;
  margin-right: 65px;
  z-index: 10;
  margin-top: 37px;
}
.recollections .recollections_cont .item .left .name::before {
  position: absolute;
  width: 31px;
  height: 3px;
  background: #E53333;
  opacity: 1;
  content: '';
  left: -40px;
  top: 50%;
}
.recollections .recollections_cont .item .left .address {
  margin-top: 4px;
  height: 20px;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: #898E93;
  position: absolute;
  z-index: 100;
  right: 75px;
  top: 268px;
}
.recollections .recollections_cont .item .right {
  width: 464px;
  height: 348px;
}
.contact_us {
  overflow: hidden;
}
.contact_us .contact_title {
  text-align: center;
  margin: auto;
  width: 141px;
  height: 48px;
  font-size: 34px;
  font-weight: bold;
  line-height: 48px;
  color: #1B232E;
  margin-top: 100px;
}
.contact_us .contact_sub_title {
  text-align: center;
  margin: auto;
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  line-height: 22px;
  color: #60646A;
  margin-top: 10px;
}
.contact_us .contact_cont {
  width: 1200px;
  margin: auto;
  margin-top: 40px;
  margin-bottom: 120px;
  display: flex;
  justify-content: space-between;
}
.contact_us .contact_cont .item {
  width: 380px;
  box-sizing: border-box;
  height: 528px;
  position: relative;
  display: inline-block;
  padding-left: 28px;
}
.contact_us .contact_cont .item:hover {
  box-shadow: 0px 10px 20px rgba(26, 28, 70, 0.2);
}
.contact_us .contact_cont .item .bg {
  position: absolute;
  z-index: -1;
  left: 0;
}
.contact_us .contact_cont .item .name {
  margin-top: 22px;
  font-size: 42px;
  color: #fff;
}
.contact_us .contact_cont .item .name span {
  font-size: 20px;
}
.contact_us .contact_cont .item .english {
  height: 32px;
  font-size: 23px;
  line-height: 32px;
  color: #FFFFFF;
  margin-top: 8px;
}
.contact_us .contact_cont .item .address {
  font-size: 16px;
  height: 40px;
  color: #fff;
  display: flex;
  align-items: flex-start;
  margin-top: 365px;
}
.contact_us .contact_cont .item .address.active {
  margin-top: 350px;
}
.contact_us .contact_cont .item .address img {
  flex: none;
  width: 16px;
  margin-right: 9px;
}
.contact_us .contact_cont .item .address span {
  width: 300px;
  opacity: 0.8;
}
.swiper-container {
  width: 1250px;
  height: 370px;
}
.swiper-container .swiper-wrapper {
  margin-top: -28px;
}
.swiper-container .swiper-slide {
  width: 1200px;
  height: 348px;
}
.swiper-container .swiper-pagination-bullet {
  width: 6px;
  height: 40px;
  background: #FFFFFF;
  border-radius: 0;
  opacity: 1;
  position: relative;
}
.swiper-container .swiper-pagination-bullet-active {
  background-color: #fff !important;
}
.swiper-container .swiper-pagination-bullet-active #progress {
  position: absolute;
  width: 6px;
  height: 40px;
  display: inline-block;
  top: 0;
  left: 0;
  bottom: 0;
  animation: scrollSwiper 6s;
  background-color: #E53333;
}
@keyframes scrollSwiper {
  from {
    height: 0px;
  }
  to {
    height: 40px;
  }
}