.ctn3 .ctn-list .swiper-slide .text p::-webkit-scrollbar {
  width: 2px;
}
.ctn3 .ctn-list .swiper-slide .text p::-webkit-scrollbar-track {
  border-radius: 1px;
  background: #e5e5e5;
}
.ctn3 .ctn-list .swiper-slide .text p::-webkit-scrollbar-thumb {
  border-radius: 1px;
  background: var(--color);
}
.textscroll{
  height: 620px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #8551a6 #e5e5e5;
  scrollbar-base-color: #8551a6;
  scrollbar-track-color: #e5e5e5;
  scrollbar-arrow-color: #e5e5e5;
  padding-right:20px;
}
.textscroll::-webkit-scrollbar {
  width: 4px;
}
.textscroll::-webkit-scrollbar-track {
  border-radius: 1px;
  background: #e5e5e5;
}
.textscroll::-webkit-scrollbar-thumb {
  border-radius: 1px;
  background: var(--color);
}
.swiper-button-prev {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: #cdcdcd;
  margin-top: 0;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  left: -110px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.swiper-button-prev:after {
  content: '\e601';
  font-family: iconfont;
  color: #fff;
  font-size: 30px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.swiper-button-prev:hover {
  background: var(--color);
}
.swiper-button-next {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: #cdcdcd;
  margin-top: 0;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  right: -110px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.swiper-button-next:after {
  content: '\e683';
  font-family: iconfont;
  color: #fff;
  font-size: 30px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.swiper-button-next:hover {
  background: var(--color);
}
.ctn1 {
  position: relative;
  overflow: hidden;
  padding-top: 180px;
}
.ctn1 .con {
  display: flex;
  justify-content: space-between;
}
.ctn1 .con .tu {
  width: 41%;
}
.ctn1 .con .tu img {
  width: 100%;
}
.ctn1 .con .text {
  width: 52%;
}
.ctn1 .con .text h3 {
  color: var(--color);
  margin-top: 40px;
}
.ctn1 .con .text h4 {
  margin-top: 40px;
}
.ctn1 .con .text .txt {
  margin-top: 20px;
}
.ctn1 .con .text .txt p {
  color: #666;
}
.ctn2 {
  padding: 160px 0 130px;
  overflow: hidden;
}
.ctn2 .con {
  display: flex;
  justify-content: space-between;
}
.ctn2 .con .left {
  width: 50%;
  padding: 90px;
  background: #f6f8fa;
}
.ctn2 .con .left ul li h3 {
  color: #999;
}
.ctn2 .con .left ul li:not(:first-child) {
  margin-top: 30px;
}
.ctn2 .con .right {
  width: 50%;
  position: relative;
  overflow: hidden;
}
.ctn2 .con .right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .con .right .text {
  position: absolute;
  left: 70px;
  top: 60px;
  color: #fff;
}
.ctn2 .con .right .text h3 {
  margin-top: 6px;
}
.ctn2 .con .right:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn3 {
  padding: 120px 0 180px;
  background: url(/static/cn/img/about/bg1.jpg) no-repeat;
  background-size: cover;
  overflow: hidden;
  position: relative;
}
.ctn3 .ctn-list {
  position: relative;
  padding: 0 60px 0 140px;
  margin-top: 120px;
}
.ctn3 .ctn-list:before {
  content: '';
  width: 100%;
  height: 6px;
  background: #e5e5e5;
  opacity: 0.5;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}
.ctn3 .ctn-list .swiper-slide {
  height: 400px;
}
.ctn3 .ctn-list .swiper-slide:before {
  content: '';
  width: 1px;
  height: 50%;
  background: rgba(0, 0, 0, 0.2);
  position: absolute;
  left: 15px;
  top: 0;
  transition: all 0.1s;
  -webkit-transition: all 0.1s;
  -moz-transition: all 0.1s;
  -ms-transition: all 0.1s;
}
.ctn3 .ctn-list .swiper-slide:after {
  content: '';
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #898989;
  border: 8px solid #e5e5e5;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transition: all 0.1s;
  -webkit-transition: all 0.1s;
  -moz-transition: all 0.1s;
  -ms-transition: all 0.1s;
}
.ctn3 .ctn-list .swiper-slide .text {
  position: relative;
  padding-left: 30px;
  width: 170%;
}
.ctn3 .ctn-list .swiper-slide .text h2 {
  opacity: 0.4;
  letter-spacing: -1px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list .swiper-slide .text p {
  opacity: 0.3;
  margin-top: 10px;
  height: 130px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #8551a6 #e5e5e5;
  scrollbar-base-color: #8551a6;
  scrollbar-track-color: #e5e5e5;
  scrollbar-arrow-color: #e5e5e5;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list .swiper-slide:nth-child(even):before {
  top: auto;
  bottom: 0;
}
.ctn3 .ctn-list .swiper-slide:nth-child(even) .text {
  top: 250px;
}
.ctn3 .ctn-list .swiper-slide:last-child .text {
  width: 100%;
}
.ctn3 .ctn-list .swiper-slide:hover:before {
  background: var(--color);
}
.ctn3 .ctn-list .swiper-slide:hover:after {
  width: 20px;
  height: 20px;
  background: var(--color);
  border: 12px solid #d7e1f3;
  left: -6px;
}
.ctn3 .ctn-list .swiper-slide:hover .text h2 {
  color: var(--color);
  opacity: 1;
}
.ctn3 .ctn-list .swiper-slide:hover .text p {
  color: var(--color);
  opacity: 1;
}
.ctn3 .ctn-list .swiper-container {
  padding-left: 6px;
}
.ctn3 .ctn-list .swiper-pagination {
  display: none;
}
.ctn4-wrapper {
  padding-top: 160px;
  overflow: hidden;
}
.ctn4-wrapper ul {
  display: flex;
  justify-content: center;
}
.ctn4-wrapper ul li {
  max-width: 40%;
}
.ctn4-wrapper ul li a {
  font-weight: 500;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 400px;
  max-width: 100%;
  height: 60px;
  background: #f4f4f4;
  border-radius: 10px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn4-wrapper ul li:not(:last-child) {
  margin-right: 20px;
}
.ctn4-wrapper ul li:hover a {
  background: var(--color);
  color: #fff;
}
.ctn4-wrapper ul li.active a {
  background: var(--color);
  color: #fff;
}
.ctn4 {
  padding-bottom: 220px;
  overflow: hidden;
}
.ctn4 .ctn-list {
  display: none;
}
.ctn4 .ctn-list ul {
  margin-top: 120px;
}
.ctn4 .ctn-list ul li {
  display: flex;
  position: relative;
  padding: 0 80px;
}
.ctn4 .ctn-list ul li:before {
  content: '';
  width: 100%;
  height: 113px;
  background-image: url(/static/cn/img/about/tai.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  position: absolute;
  top: 200px;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
}
.ctn4 .ctn-list ul li .box {
  width: 22%;
  position: relative;
}
.ctn4 .ctn-list ul li .box .tu {
  height: 265px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  position: relative;
}
.ctn4 .ctn-list ul li .box .tu img {
  background: #fff;
  max-width: 100%;
  max-height: 100%;
  padding: 8px;
  border: 8px solid #000;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn4 .ctn-list ul li .box .tu:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn4 .ctn-list ul li .box:not(:nth-child(4n)) {
  margin-right: 4%;
}
.ctn4 .ctn-list ul li:not(:first-child) {
  margin-top: 140px;
}
.ctn4 .ctn-list.active {
  display: block;
}
@media screen and (max-width: 1680px) {
    .textscroll{
        height: 38vw;
    }
  .ctn1 {
    padding-top: 9vw;
  }
  .ctn2 {
    padding: 8vw 0 6.5vw;
  }
  .ctn2 .con .left {
    padding: 4.5vw;
  }
  .ctn2 .con .left ul li:not(:first-child) {
    margin-top: 1.5vw;
  }
  .ctn2 .con .right .text {
    left: 3.5vw;
    top: 3vw;
  }
  .ctn3 {
    padding: 6vw 0 9vw;
  }
  .ctn3 .ctn-list {
    padding: 0 3vw 0 7vw;
    margin-top: 6vw;
  }
  .ctn4-wrapper {
    padding-top: 8vw;
  }
  .ctn4-wrapper ul li a {
    width: 360px;
    height: 56px;
  }
  .ctn4 {
    padding-bottom: 11vw;
  }
  .ctn4 .ctn-list ul {
    margin-top: 6vw;
  }
  .ctn4 .ctn-list ul li {
    padding: 0 4vw;
  }
  .ctn4 .ctn-list ul li:not(:first-child) {
    margin-top: 7vw;
  }
}
@media screen and (max-width: 1440px) {
  .swiper-button-prev {
    left: -60px;
  }
  .swiper-button-next {
    right: -60px;
  }
  .ctn1 .con .text h3 {
    margin-top: 30px;
  }
  .ctn1 .con .text h4 {
    margin-top: 30px;
  }
  .ctn1 .con .text .txt {
    margin-top: 14px;
  }
}
@media screen and (max-width: 1200px) {
  .swiper-button-prev {
    width: 60px;
    height: 60px;
    left: -20px;
  }
  .swiper-button-next {
    width: 60px;
    height: 60px;
    right: -20px;
  }
}
@media screen and (max-width: 768px) {
  .swiper-button-prev {
    width: 40px;
    height: 40px;
    left: 0;
    display: none;
  }
  .swiper-button-prev:after {
    font-size: 20px;
  }
  .swiper-button-next {
    width: 40px;
    height: 40px;
    right: 0;
    display: none;
  }
  .swiper-button-next:after {
    font-size: 20px;
  }
     .textscroll{
        height: 100%;
        padding-right:0;
    }
  .ctn1 {
    padding-top: 40px;
  }
  .ctn1 .con {
    display: block;
  }
  .ctn1 .con .tu {
    width: 60%;
    margin: 0 auto;
  }
  .ctn1 .con .text {
    width: 100%;
    margin-top: 30px;
  }
  .ctn1 .con .text h3 {
    margin-top: 14px;
  }
  .ctn1 .con .text h4 {
    margin-top: 20px;
  }
  .ctn1 .con .text .txt p {
    line-height: 1.6;
  }
  .ctn2 {
    padding: 40px 0;
  }
  .ctn2 .con {
    flex-wrap: wrap;
  }
  .ctn2 .con .left {
    width: 100%;
    order: 2;
    padding: 20px;
  }
  .ctn2 .con .left ul li:not(:first-child) {
    margin-top: 14px;
  }
  .ctn2 .con .right {
    width: 100%;
  }
  .ctn2 .con .right .text {
    left: 20px;
    top: 20px;
  }
  .ctn2 .con .right .text h3 {
    font-size: 12px;
    margin-top: 4px;
  }
  .ctn3 {
    padding: 40px 0;
    overflow: hidden;
  }
  .ctn3 .ctn-list {
    padding: 0;
    margin-top: 40px;
  }
  .ctn3 .ctn-list:before {
    height: 4px;
    display: none;
  }
  .ctn3 .ctn-list .swiper-slide {
    height: auto;
  }
  .ctn3 .ctn-list .swiper-slide:before {
    left: 7px;
    display: none;
  }
  .ctn3 .ctn-list .swiper-slide:after {
    width: 6px;
    height: 6px;
    border: 4px solid #e5e5e5;
    display: none;
  }
  .ctn3 .ctn-list .swiper-slide .text {
    width: 100%;
    padding-left: 0;
  }
  .ctn3 .ctn-list .swiper-slide .text h2 {
    letter-spacing: 0;
  }
  .ctn3 .ctn-list .swiper-slide .text p {
    letter-spacing: 0;
    font-size: 14px;
    height: auto;
  }
  .ctn3 .ctn-list .swiper-slide:hover:after {
    width: 10px;
    height: 10px;
    border: 5px solid #e3ede7;
    left: -3px;
  }
  .ctn3 .ctn-list .swiper-slide:nth-child(even) .text {
    top: 0;
  }
  .ctn3 .ctn-list .swiper-container {
    padding-left: 0;
    padding-bottom: 50px;
    overflow: inherit;
  }
  .ctn3 .ctn-list .swiper-pagination {
    display: block;
    bottom: 0;
  }
  .ctn3 .ctn-list .swiper-pagination .swiper-pagination-bullet {
    width: 6px;
    height: 6px;
    margin: 0 3px;
  }
  .ctn3 .ctn-list .swiper-pagination .swiper-pagination-bullet-active {
    background: var(--color);
  }
  .ctn4-wrapper {
    padding-top: 40px;
  }
  .ctn4-wrapper ul li a {
    width: 120px;
    height: 44px;
    border-radius: 8px;
  }
  .ctn4-wrapper ul li:not(:last-child) {
    margin-right: 10px;
  }
  .ctn4 {
    padding-bottom: 40px;
  }
  .ctn4 .ctn-list ul {
    margin-top: 10px;
  }
  .ctn4 .ctn-list ul li {
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 0;
  }
  .ctn4 .ctn-list ul li:before {
    display: none;
  }
  .ctn4 .ctn-list ul li .box {
    width: 49%;
    margin-top: 20px;
  }
  .ctn4 .ctn-list ul li .box .tu {
    height: 120px;
  }
  .ctn4 .ctn-list ul li .box .tu img {
    padding: 6px;
    border: 6px solid #000;
  }
  .ctn4 .ctn-list ul li .box:not(:nth-child(4n)) {
    margin-right: 0;
  }
  .ctn4 .ctn-list ul li:not(:first-child) {
    margin-top: 0;
  }
}