#videoPopup {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.8);
  display: none;
}
#videoPopup .video-box {
  width: 90%;
  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%);
  display: flex;
  align-items: center;
  justify-content: center;
}
#videoPopup .video-box video {
  max-width: 100%;
  max-height: 80vh;
}
#videoPopup .closes {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
  display: flex;
  align-items: center;
  justify-content: center;
}
#videoPopup .closes img {
  width: 18px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
#videoPopup .closes:hover {
  background: var(--color);
}
#videoPopup .closes:hover img {
  filter: brightness(0) invert(1);
}
.ctn1 {
  position: relative;
  overflow: hidden;
}
.ctn1 .con {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.ctn1 .con .tu {
  width: 48%;
  overflow: hidden;
  position: relative;
}
.ctn1 .con .tu:before {
  content: '';
  display: block;
  padding-top: calc(462 / 690 * 100%);
}
.ctn1 .con .tu img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  left: 0;
  top: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .con .tu:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn1 .con .tu .masks {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}
.ctn1 .con .tu .masks .btns svg {
  width: 40px;
  height: 40px;
}
.ctn1 .con .text {
  width: 45%;
}
.ctn1 .con .text .txt p {
  color: #777;
}
.ctn1 .con .text .txt p:not(:first-child) {
  margin-top: 20px;
}
.ctn2 {
  position: relative;
  overflow: hidden;
  background: #f7f8fa;
}
.ctn2 .ctn-list ul {
  display: flex;
}
.ctn2 .ctn-list ul li {
  flex: 1;
  position: relative;
  overflow: hidden;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .ctn-list ul li .tu {
  height: 580px;
  position: relative;
}
.ctn2 .ctn-list ul li .tu:after {
  content: '';
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
  position: absolute;
  left: 0;
  top: 0;
}
.ctn2 .ctn-list ul li .tu img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ctn2 .ctn-list ul li h2 {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 80px;
  text-align: center;
  color: #fff;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .ctn-list ul li .text {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  padding: 60px;
  color: #fff;
  transform: translateY(60px);
  opacity: 0;
}
.ctn2 .ctn-list ul li .text p {
  width: 80%;
  margin-top: 14px;
}
.ctn2 .ctn-list ul li:not(:last-child) {
  margin-right: 10px;
}
.ctn2 .ctn-list ul li:hover {
  flex: 0 0 60%;
}
.ctn2 .ctn-list ul li:hover h2 {
  opacity: 0;
}
.ctn2 .ctn-list ul li:hover .text {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s ease 0.5s;
  -webkit-transition: all 0.5s ease 0.5s;
  -moz-transition: all 0.5s ease 0.5s;
  -ms-transition: all 0.5s ease 0.5s;
}
.ctn3 {
  position: relative;
  overflow: hidden;
  background: url(../img/about/1bg1.jpg) no-repeat;
  background-size: cover;
}
.ctn3 .titles {
  position: absolute;
  width: 90%;
  left: 5%;
  top: 10%;
  text-align: center;
}
.ctn3 .titles p {
  margin-top: 14px;
  line-height: 1.8;
}
.ctn3 .ctn-swiper {
  position: absolute;
  left: 12.5%;
  width: 600px;
  top: 28%;
}
.ctn3 .ctn-swiper .swiper-container {
  overflow: hidden;
}
.ctn3 .ctn-swiper .swiper-slide {
  min-height: 162px;
}
.ctn3 .ctn-swiper .swiper-slide ul li {
  display: flex;
}
.ctn3 .ctn-swiper .swiper-slide ul li h2 {
  color: var(--color);
  width: 70px;
  flex-wrap: nowrap;
}
.ctn3 .ctn-swiper .swiper-slide ul li p {
  flex: 1;
  position: relative;
  padding-left: 30px;
}
.ctn3 .ctn-swiper .swiper-slide ul li p:before {
  content: '';
  width: 16px;
  height: 2px;
  background: #333;
  position: absolute;
  left: 0;
  top: 10px;
}
.ctn3 .ctn-swiper .swiper-slide ul li:not(:first-child) {
  margin-top: 20px;
}
.ctn3 .ctn-list {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 3;
}
.ctn3 .ctn-list ul li {
  position: absolute;
  cursor: pointer;
}
.ctn3 .ctn-list ul li .box .yuan {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #ccc;
  position: relative;
  z-index: 2;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li .box .yuan:before {
  content: '';
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color);
  opacity: 0;
  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%);
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li .box .xian {
  width: 2px;
  height: 145px;
  background-image: linear-gradient(0deg, #fcfcfc 0%, #cccccc 100%), linear-gradient(#cccccc, #cccccc);
  position: relative;
  left: 6px;
  z-index: 1;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li .box .xian:after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #f2f2f2;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  bottom: -8px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li .text {
  position: absolute;
  top: -100px;
  left: -50px;
}
.ctn3 .ctn-list ul li .text h3 {
  white-space: nowrap;
  color: #ccc;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li .text h2 {
  white-space: nowrap;
  color: #ccc;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .ctn-list ul li.active .box .yuan {
  background: var(--color);
  transform: scale(1.28);
  -webkit-transform: scale(1.28);
  -moz-transform: scale(1.28);
  -ms-transform: scale(1.28);
}
.ctn3 .ctn-list ul li.active .box .yuan:before {
  opacity: 0.3;
}
.ctn3 .ctn-list ul li.active .box .xian {
  background-image: linear-gradient(0deg, #175dd5 0%, #e9f0f9 100%), linear-gradient(#d9e3e9, #d9e3e9);
}
.ctn3 .ctn-list ul li.active .box .xian:after {
  background: var(--color);
  opacity: 0.5;
}
.ctn3 .ctn-list ul li.active .text h3 {
  color: #333;
}
.ctn3 .ctn-list ul li.active .text h2 {
  color: #333;
}
.ctn3 .ctn-list ul li:hover .text h3 {
  color: #333;
}
.ctn3 .ctn-list ul li:hover .text h2 {
  color: #333;
}
.ctn3 .ctn-list ul li:nth-child(1) {
  left: 15%;
  bottom: 10.5%;
}
.ctn3 .ctn-list ul li:nth-child(1) .box .xian {
  height: 80px;
}
.ctn3 .ctn-list ul li:nth-child(2) {
  left: 35%;
  bottom: 11.5%;
}
.ctn3 .ctn-list ul li:nth-child(3) {
  left: 55%;
  bottom: 17.5%;
}
.ctn3 .ctn-list ul li:nth-child(4) {
  left: 75%;
  bottom: 30%;
}
.ctn3 .tu {
  position: relative;
  overflow: hidden;
  z-index: 2;
}
.ctn3 .tu img {
  width: 100%;
}
.ctn3 .tu .bg {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}
.ctn3 .tu .bg img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  left: 0;
  top: 0;
  opacity: 0;
}
.ctn3 .tu .bg img.active {
  opacity: 1;
}
@media screen and (min-width: 1950px) {
  .ctn3 .ctn-swiper .swiper-slide {
    min-height: 175px;
  }
}
@media screen and (max-width: 1600px) {
  .ctn1 .con .text .txt p:not(:first-child) {
    margin-top: 14px;
  }
  .ctn2 .ctn-list ul li .tu {
    height: 32vw;
  }
  .ctn2 .ctn-list ul li h2 {
    bottom: 4vw;
  }
  .ctn2 .ctn-list ul li .text {
    padding: 3vw;
  }
  .ctn2 .ctn-list ul li .text p {
    margin-top: 10px;
  }
  .ctn3 .ctn-swiper {
    left: 11.5%;
  }
  .ctn3 .ctn-swiper .swiper-slide ul li:not(:first-child) {
    margin-top: 14px;
  }
  .ctn3 .ctn-list ul li .box .xian {
    height: 120px;
  }
  .ctn3 .ctn-list ul li .text {
    top: -5.5vw;
  }
  .ctn3 .ctn-list ul li .text h3 {
    font-size: 1.2vw;
  }
  .ctn3 .ctn-list ul li .text h2 {
    font-size: 1.6vw;
  }
  .ctn3 .ctn-list ul li:nth-child(1) .box .xian {
    height: 60px;
  }
}
@media screen and (max-width: 1440px) {
  .ctn3 .titles {
    top: 8%;
  }
  .ctn3 .ctn-list ul li .box .xian {
    height: 90px;
  }
  .ctn3 .ctn-list ul li .text {
    top: -5vw;
  }
  .ctn3 .ctn-list ul li.active .box .yuan {
    transform: scale(1.06);
    -webkit-transform: scale(1.06);
    -moz-transform: scale(1.06);
    -ms-transform: scale(1.06);
  }
  .ctn3 .ctn-list ul li:nth-child(1) .box .xian {
    height: 40px;
  }
}
@media screen and (max-width: 1280px) {
  .ctn3 .titles {
    top: 5%;
  }
  .ctn3 .ctn-swiper {
    left: 11%;
    top: 26%;
  }
  .ctn3 .ctn-swiper .swiper-slide {
    min-height: 108px;
  }
  .ctn3 .ctn-swiper .swiper-slide ul li h2 {
    font-size: 14px;
    width: 60px;
  }
  .ctn3 .ctn-swiper .swiper-slide ul li p {
    font-size: 14px;
  }
  .ctn3 .ctn-swiper .swiper-slide ul li:not(:first-child) {
    margin-top: 6px;
  }
  .ctn3 .ctn-list ul li .box .yuan {
    width: 10px;
    height: 10px;
  }
  .ctn3 .ctn-list ul li .box .yuan:before {
    width: 20px;
    height: 20px;
  }
  .ctn3 .ctn-list ul li .box .xian {
    left: 4px;
  }
  .ctn3 .ctn-list ul li .box .xian:after {
    width: 8px;
    height: 8px;
    bottom: -6px;
  }
  .ctn3 .ctn-list ul li .text {
    top: -60px;
  }
  .ctn3 .ctn-list ul li .text h3 {
    font-size: 16px;
  }
  .ctn3 .ctn-list ul li .text h2 {
    font-size: 18px;
  }
}
@media screen and (max-width: 1200px) {
  .ctn2 .ctn-list ul li .tu {
    height: 34vw;
  }
  .ctn3 .ctn-swiper {
    left: 10%;
  }
  .ctn3 .ctn-list ul li .box .xian {
    height: 60px;
  }
}
@media screen and (max-width: 768px) {
  .ctn1 .con {
    display: block;
  }
  .ctn1 .con .tu {
    width: 100%;
  }
    .ctn1 .con .tu .masks .btns svg {
    width: 30px;
    height: 30px;
  }
  .ctn1 .con .text {
    width: 100%;
    margin-top: 30px;
  }
  .ctn2 .ctn-list {
    margin-top: 10px;
  }
  .ctn2 .ctn-list ul {
    flex-wrap: wrap;
  }
  .ctn2 .ctn-list ul li {
    flex: 0 0 100%!important;
    margin-right: 0!important;
    margin-top: 20px;
  }
  .ctn2 .ctn-list ul li .tu {
    height: auto;
  }
  .ctn2 .ctn-list ul li h2 {
    opacity: 0;
  }
  .ctn2 .ctn-list ul li .text {
    opacity: 1;
    transform: translateY(0);
    padding: 20px;
  }
  .ctn2 .ctn-list ul li .text p {
    width: 100%;
  }
  .ctn3 {
    padding: 15vw 0;
    background: #f1f2f6;
  }
  .ctn3 .titles {
    position: relative;
    top: 0;
  }
  .ctn3 .ctn-swiper {
    position: relative;
    width: 90%;
    left: 5%;
    margin-top: 30px;
  }
  .ctn3 .ctn-list {
    position: relative;
    margin-top: 20px;
    padding: 0 5%;
    height: auto;
  }
  .ctn3 .ctn-list ul {
    display: flex;
    flex-wrap: wrap;
  }
  .ctn3 .ctn-list ul li {
    width: 50%;
    position: relative;
    left: 0!important;
    bottom: 0!important;
    margin-top: 20px;
  }
  .ctn3 .ctn-list ul li .box .yuan {
    display: none;
  }
  .ctn3 .ctn-list ul li .box .xian {
    display: none;
  }
  .ctn3 .ctn-list ul li .text {
    position: relative;
    top: 0;
    left: 0;
  }
  .ctn3 .tu {
    display: none;
  }
}