@charset "utf-8";
.about_banner img {
  width: 100%;
  height: calc(100vh);
  object-fit: cover;
}
.about_box {
  padding: 0;
  overflow: hidden;
}
.about_box .max-width {
  width: 75%;
  margin: auto;
}
.about_box .md_con {
  position: relative;
}
.about_box .md_con .dw_mark {
  width: 100%;
  height: 110px;
  position: absolute;
  top: -100px;
  left: 0;
  z-index: -1;
  opacity: 0;
}
.about_box .ab_con01 {
  width: 75%;
  padding: 0 5% 50px;
  position: relative;
  margin: auto;
  /* background: #FEFAF3; */
  overflow: hidden;
}
/* .about_box .ab_con01::before {
  content: '';
  background: #EA9315;
  width: 542px;
  height: 271px;
  border-radius: 0 0 542px 542px;
  position: absolute;
  right: calc(50% - 270px);
  top: -70px;
  z-index: 0;
} */
.about_box .ab_con01 .other_head {
  padding: 55px 0 23px;
  position: relative;
  margin-bottom: 70px;
}
.about_box .ab_con01 .other_head::after {
  width: 40px;
  height: 4px;
  background: #EA9315;
  content: '';
  position: absolute;
  left: calc(50% - 20px);
  bottom: 0;
}
.about_box .ab_con01 .js_text {
  font-size: 16px;
  line-height: 32px;
  color: #000;
  text-align: center;
}
.about_box .ab_con03 {
  background: #FEFAF3;
  padding-bottom: 78px;
}
.about_box .ab_con03 .swiper-button-prev {
  background-image: url(../images/about/prev.png);
  left: 8.59%;
}
.about_box .ab_con03 .swiper-button-next {
  right: 8.59%;
  background-image: url(../images/about/next.png);
}
.about_box .ab_con03 .swiper-button-prev,
.about_box .ab_con03 .swiper-button-next {
  width: 25px;
  height: 25px;
  background-size: 25px 25px;
}
.about_box .ab_con03 .swiper-slide .honer_img {
  position: relative;
}
.about_box .ab_con03 .swiper-slide .honer_img img {
  width: 100%;
}
.about_box .ab_con03 .swiper-slide .honer_img .honer_desc {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: #EA9315;
  color: #000;
  font-size: 16px;
  line-height: 30px;
  padding: 0 17%;
  /* display: flex; */
  align-items: center;
  box-sizing: border-box;
  transition: all 0.5s;
  overflow: hidden;
  text-align: center;
}
.about_box .ab_con03 .swiper-slide .honer_img:hover .honer_desc {
  height: 100%;
}
.about_box .ab_con03 .swiper-slide p {
  font-size: 16px;
  color: #000;
  margin-top: 15px;
  text-align: center;
}
.about_box .ab_con04 {
  background: #fff !important;
  width: 75%;
  margin: auto;
  padding: 0!important;
}
.about_box .ab_con04 .fb_data {
  margin-bottom: 30px;
}
.about_box .ab_con04 .map-content-box {
  margin: auto;
}
.about_box .com_tit {
  font-size: 36px;
  padding-bottom: 33px;
  position: relative;
  text-align: center;
  margin-bottom: 30px;
  padding-top: 64px;
}
.about_box .com_tit::after {
  content: '';
  width: 40px;
  height: 4px;
  background: #EA9315;
  position: absolute;
  left: calc(50% - 20px);
  bottom: 0;
}
.about_box .ab_con05 {
  /* background: #FEFAF3; */
  padding-bottom: 105px;
}
.about_box .ab_con05 .con05_list {
  display: flex;
  justify-content: space-between;
}
.about_box .ab_con05 .con05_list .item {
  width: 49.3%;
  border-radius: 10px;
  position: relative;
  overflow: hidden;
}
.about_box .ab_con05 .con05_list .item img {
  width: 100%;
  transition: all 0.7s ease-in-out;
}
.about_box .ab_con05 .con05_list .item .desc {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  box-sizing: border-box;
  padding: 5% 4.9%;
}
.about_box .ab_con05 .con05_list .item .desc .detail {
  font-size: 16px;
  line-height: 28px;
  overflow: hidden;
  transition: all 2s ease-in-out;
}
.about_box .ab_con05 .con05_list .item .desc .font24 {
  margin-bottom: 25px;
}
.about_box .ab_con05 .con05_list .item:hover img {
  transform: scale(1.1);
}
.about_box .ab_con05 .con05_list .item:hover .desc .detail {
  height: auto;
}
.about_box .ab_con07 {
  position: relative;
  padding-bottom: 50px;
  margin-top: 60px;
}
.about_box .ab_con07 .ab01_con {
  width: 100%;
  background: #fff;
  padding: 0 4% 44px 4%;
  border-radius: 10px;
  box-shadow: 0px 0px 15px 1px rgba(0, 0, 0, 0.07);
}
.about_box .ab_con07 .big_head::after {
  content: '';
  width: 40px;
  height: 4px;
  background: #EA9315;
  position: absolute;
  left: calc(50% - 20px);
  bottom: 0;
}
.about_box .ab_con07 .ab01_con .other_head p {
  text-align: left;
}
.safe_width {
  max-width: 1620px;
  width: 100%;
  padding: 0 30px;
  margin: 0 auto;
}
.about_box .ab_con07 .ab02_con {
  width: 100%;
  padding: 60px 0 0 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.about_box .ab_con07 .ab02_con .ab02_item {
  position: relative;
  width: calc((100% - 75px) / 4);
  overflow: hidden;
}
.about_box .ab_con07 .ab02_con .ab02_item img {
  display: inline-block;
  width: 100%;
  height: auto;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.about_box .ab_con07 .ab02_con .ab02_item:hover img {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  transform: scale(1.06);
}
.about_box .ab_con07 .ab02_con .ab02_item:hover .g_text span span {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  width: 60px;
}
.about_box .ab_con07 .ab02_con .ab02_item .g_text {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  flex-direction: column;
  position: absolute;
  left: 0;
  bottom: 32%;
  z-index: 1;
  padding: 20px 8%;
  color: #fff;
  letter-spacing: 1px;
}
.about_box .ab_con07 .ab02_con .ab02_item .g_text h5 {
  font-size: 24px;
  line-height: 48px;
  font-weight: bold;
}
.about_box .ab_con07 .ab02_con .ab02_item .g_text span {
  display: inline-block;
  width: 30px;
  height: 4px;
  background: #fff;
  margin: 10px 0;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.about_box .ab_con07 .ab02_con .ab02_item .g_text p {
  font-size: 14px;
  line-height: 24px;
  height: 96px;
}
.about_box .ab_con07 .year_nav {
  width: 100%;
  padding: 0px 60px 0 60px;
  margin-top: -30px;
  position: relative;
}
.about_box .ab_con07 .year_nav ul {
  width: 100%;
  display: -webkit-box;
}
.about_box .ab_con07 .year_nav ul li {
  /* width: 240px !important; */
  line-height: 80px;
  text-align: left;
  font-size: 18px;
  color: #333;
  position: relative;
  flex-shrink: unset;
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .year_nav ul li::after {
  width: 9px;
  height: 9px;
  background: #9f9f9f;
  border-radius: 100%;
  position: absolute;
  top: 0px;
  left: 16px;
  content: '';
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .year_nav ul li.active-nav {
  color: #FD6C0D;
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .year_nav ul li.active-nav::after {
  background: #FD6C0D;
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .year_nav ul li.active-nav::before {
  width: 100%;
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .year_nav ul li:nth-child(1) {
  margin-left: 6%;
}
.about_box .ab_con07 .year_nav ul li::before {
  content: '';
  width: 0;
  height: 1px;
  position: absolute;
  left: 25px;
  top: 4.5px;
  background: #FD6C0D;
  z-index: 5;
  transition: all 0.5s ease-out;
  -webkit-transition: all 0.5s ease-out;
  -moz-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  -ms-transition: all 0.5s ease-out;
}
.about_box .ab_con07 .swiper-button-next,
.about_box .ab_con07 .swiper-button-prev {
  width: 25px !important;
  height: 25px !important;
  top: 70px!important;
}
.about_box .ab_con07 .swiper-button-next.swiper-button-disabled,
.about_box .ab_con07 .swiper-button-prev.swiper-button-disabled {
  /* opacity: 1 !important; */
  -webkit-filter: grayscale(100%);
  -moz-filter: grayscale(100%);
  -ms-filter: grayscale(100%);
  -o-filter: grayscale(100%);
  filter: grayscale(100%);
  filter: gray;
  filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
}
.about_box .ab_con07 .swiper-button-next {
  background-image: url(../images/about/next.png);
  background-size: 25px 25px !important;
  background-repeat: no-repeat;
  background-position: center center !important;
  right: calc(10% - 25px);
  top: unset;
  bottom: 0;
}
.about_box .ab_con07 .swiper-button-prev {
  background-image: url(../images/about/prev.png);
  background-size: 25px 25px !important;
  background-repeat: no-repeat;
  background-position: center center !important;
  left: calc(10% - 25px);
  top: unset;
  bottom: 0;
}
.about_box .ab_con07 .swiper_box {
  position: relative;
}
.about_box .ab_con07 .swiper_box::after {
  content: '';
  width: calc(100vw);
  height: 1px;
  background: #FDF4E7;
  position: absolute;
  left: 0;
  top: 60px;
  z-index: -1;
}
.about_box .ab_con07 .swiper_box .max-width {
  width: 84%;
  margin-left: 12.5%;
}
.about_box .ab_con07 .course .swiper-slide {
  padding: 10px;
}
.about_box .ab_con07 .course .swiper-slide .year {
  color: #EA9315;
  font-weight: bold;
  margin-bottom: 108px;
  margin-left: -10px;
}
.about_box .ab_con07 .course .swiper-slide .line {
  position: absolute;
  top: 45px;
  left: 9px;
  height: 140px;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box {
  position: relative;
  height: 100%;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box::after {
  content: '';
  height: 100px;
  width: 1px;
  background: #EA9315;
}
@keyframes dot {
  100% {
    transform: translateX(0%) scale(1);
    opacity: 0.1;
  }
  50% {
    transform: translateX(0%) scale(1);
    opacity: 0.64;
  }
  0% {
    transform: translateX(0%) scale(1);
    opacity: 0.1;
  }
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .top {
  position: relative;
  display: block;
  width: 30px;
  height: 30px;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .top::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #EA9315;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .top::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #FDF4E7;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .line_l {
  width: 1px;
  height: 100px;
  display: block;
  margin-left: 14px;
  position: relative;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .line_l::after {
  content: '';
  background: #EA9315;
  width: 1px;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}
.about_box .ab_con07 .course .swiper-slide .line .line_box .bottom {
  width: 12px;
  height: 12px;
  display: block;
  border: 1px solid #EA9315;
  border-radius: 50%;
  margin-left: 9px;
}
.about_box .ab_con07 .course .swiper-slide .course_con {
  box-shadow: 0px 0px 10px 1px rgba(0, 0, 0, 0.07);
  border-radius: 10px;
  padding: 24px 8px 25px 40px;
}
.about_box .ab_con07 .course .swiper-slide .course_con .font24 {
  font-weight: bold;
}
.about_box .ab_con07 .course .swiper-slide .course_con .font16 {
  margin-top: 10px;
  color: #666;
  line-height: 30px;
}
@keyframes height {
  100% {
    height: 100%;
  }
  0% {
    height: 0;
  }
}
.about_box .ab_con07 .course .swiper-slide:hover .line .line_box .top::before {
  animation: dot 2s infinite;
}
.about_box .ab_con07 .course .swiper-slide:hover .line .line_box .line_l::after {
  animation: height 1.6s;
  animation-fill-mode: forwards;
}
.about_box .cooperate {
  padding-bottom: 67px;
  background: #FEFAF3;
}
.about_box .cooperate .max {
  width: 76.4%;
  margin: auto;
}
.about_box .cooperate .max img {
  max-width: 100%;
}
.about_box .ab_con06 {
  background: url(../images/about/bg_bottom.png) no-repeat;
  background-position: center center;
  background-size: cover;
  padding: 182px 0 80px;
}
.about_box .ab_con06 .max {
  width: 76.4%;
  margin: auto;
}
.about_box .ab_con06 .max .ab_con06_cn {
  width: 58.3%;
  color: #fff;
}
.about_box .ab_con06 .max .ab_con06_cn p {
  font-size: 16px;
  line-height: 28px;
  margin-bottom: 20px;
}
.video_show {
  width: 100%;
  height: 100%;
  display: none;
  top: 0;
  left: 0;
  z-index: 30;
  position: fixed;
  background: rgba(0, 0, 0, 0.8);
}
.video_show .video_box {
  width: 100%;
  height: 100%;
  padding: 10% 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
.video_show .close-btn {
  display: inline-block;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: url(../images/other/close.png) center center no-repeat #195d9c;
  background-size: auto auto;
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 32;
  cursor: pointer;
}
.video_show .close-btn:hover {
  opacity: 0.9;
}
.video_show video {
  width: auto;
  height: 100%;
}
@media screen and (max-width: 1440px) {
  /*关于我们*/
  .about_box .ab_con07 .ab02_con .ab02_item {
    width: calc((100% - 60px) / 4);
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text {
    padding: 20px 8%;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text h5 {
    font-size: 20px;
    line-height: 44px;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text span {
    width: 30px;
    height: 4px;
    margin: 10px 0;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text p {
    font-size: 13px;
    line-height: 22px;
    height: 88px;
  }
  .about_box .ab_con01::before {
    width: 500px;
    height: 250px;
    border-radius: 0 0 500px 500px;
    right: calc(50% - 250px);
  }
  .about_box .ab_con01 .other_head {
    padding: 35px 0 23px;
  }
  .about_box .com_tit {
    font-size: 36px;
    padding-bottom: 28px;
    margin-bottom: 50px;
    padding-top: 54px;
  }
  .about_box .ab_con04 .fb_data {
    width: 92%!important;
  }
  .other_head h5 {
    font-size: 42px;
  }
}
@media screen and (max-width: 1280px) {
  .about_box .ab_con01::before {
    width: 460px;
    height: 230px;
    border-radius: 0 0 460px 460px;
    right: calc(50% - 230px);
  }
  .about_box .ab_con01 .other_head {
    padding: 55px 0 23px;
  }
  .about_box .ab_con01 .other_head h5 {
    font-size: 38px;
  }
  .about_box .com_tit {
    font-size: 36px;
    padding-bottom: 28px;
    margin-bottom: 50px;
    padding-top: 54px;
  }
  .video_show .video_box {
    width: 100%;
    height: 100%;
    padding: 0 10%;
  }
  .video_show video {
    width: 100%;
    height: auto;
  }
  /*关于我们*/
  .about_box .ab_con07 .ab02_con .ab02_item {
    width: calc((100% - 30px) / 4);
    height: 280px;
  }
  .about_box .ab_con07 .ab02_con .ab02_item img {
    width: auto;
    height: 100%;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text {
    padding: 20px 6%;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text h5 {
    font-size: 18px;
    line-height: 24px;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text span {
    width: 30px;
    height: 2px;
    margin: 6px 0;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text p {
    font-size: 12px;
    line-height: 16px;
    height: 64px;
  }
}
@media screen and (max-width: 1024px) {
  .about_box .ab_con01 {
    padding: 80px 0 70px 0;
  }
}
@media screen and (max-width: 767px) {
  .about_box .ab_con07 .ab02_con {
    flex-direction: column;
    padding: 1.35rem 0 3rem 0;
  }
  .about_box .ab_con07 .ab02_con .ab02_item {
    width: calc(100%);
    height: unset;
    margin-bottom: 1rem;
  }
  .about_box .ab_con07 .ab02_con .ab02_item:last-child {
    margin-bottom: 0;
  }
  .about_box .ab_con07 .ab02_con .ab02_item img {
    width: 100%;
    height: auto;
  }
  .about_box .ab_con07 .ab02_con .ab02_item:hover .g_text span span {
    width: 1rem;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text {
    padding: 0 1rem 1.5rem 1rem;
    letter-spacing: 0.025rem;
    bottom: 8%;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text h5 {
    font-size: 0.8rem;
    line-height: 1rem;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text span {
    width: 1rem;
    height: 0.1rem;
    margin: 0.4rem 0;
  }
  .about_box .ab_con07 .ab02_con .ab02_item .g_text p {
    font-size: 0.6rem;
    line-height: 1.1rem;
    height: unset;
  }
  .about_box {
    padding: 0;
  }
  .about_box .ab_con01 {
    padding: 0;
    width: 100%;
  }
  .video_show .video_box {
    width: 100%;
    height: 100%;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .video_show .close-btn {
    width: 1.1rem;
    height: 1.1rem;
    background: url(../images/other/close.png) center center no-repeat #195d9c;
    background-size: 100% auto;
    top: 0.6rem;
    right: 0.6rem;
  }
  .video_show video {
    width: 100%;
    height: auto;
  }
}