.banner-product {
  position: relative;
  overflow: hidden;
}
.banner-product .tu {
  position: relative;
  overflow: hidden;
}
.banner-product .tu:before {
  content: '';
  display: block;
  padding-top: calc(930 / 1920 * 100%);
}
.banner-product .tu img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  left: 0;
  top: 0;
}
.banner-product .tu video {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  left: 0;
  top: 0;
}
.banner-product .top {
  position: absolute;
  width: 100%;
  left: 0;
  top: 150px;
  text-align: center;
  color: #fff;
}
.banner-product .top h2 {
  letter-spacing: 4px;
  margin: 20px 0 30px;
}3
.banner-product .top h3 {
  letter-spacing: 4px;
  margin: 20px 0 30px;
}
.banner-product .top .btns {
  display: flex;
  justify-content: center;
}
.banner-product .top .btns a {
  width: 140px;
  height:48px;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 40px;
  color: #fff;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.banner-product .top .btns a:not(:last-child) {
  margin-right: 8px;
}
.banner-product .top .btns a:hover {
  background: #fff;
  color: #333;
}
.banner-product .bottom {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 50px;
}
.banner-product .bottom ul {
  display: flex;
  justify-content: space-around;
}
.banner-product .bottom ul li {
  color: #fff;
  text-align: center;
}
.banner-product .bottom ul li p {
  margin-top: 10px;
}
.sub-nav-product {
  background: #1A1819;
  position: sticky;
  top: 0;
  z-index: 99;
}
.sub-nav-product ul {
  display: flex;
  justify-content: center;
}
.sub-nav-product ul li {
  position: relative;
}
.sub-nav-product ul li:after {
  content: '';
  width: 0;
  height: 3px;
  background: var(--color);
  position: absolute;
  left: 50%;
  bottom: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.sub-nav-product ul li a {
  display: block;
  line-height: 66px;
  color: #fff;
}
.sub-nav-product ul li:not(:last-child) {
  margin-right: 60px;
}
.sub-nav-product ul li:hover:after {
  width: 100%;
  left: 0;
}
.sub-nav-product ul li.active:after {
  width: 100%;
  left: 0;
}
.ctn1 {
  position: relative;
  overflow: hidden;
}
.ctn1 .ctn-list {
  display: flex;
  justify-content: space-between;
}
.ctn1 .ctn-list .left {
  width: 23%;
  display: flex;
  align-items: center;
}
.ctn1 .ctn-list .left ul {
  border-left: 1px solid rgba(0, 0, 0, 0.1);
}
.ctn1 .ctn-list .left ul li {
  position: relative;
  padding-left: 30px;
  cursor: pointer;
}
.ctn1 .ctn-list .left ul li:before {
  content: '';
  width: 3px;
  height: 0;
  background: #000;
  position: absolute;
  left: -2px;
  top: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .ctn-list .left ul li p {
  margin-top: 10px;
  line-height: 1.8;
  display: none;
}
.ctn1 .ctn-list .left ul li.active:before {
  height: 100%;
}
.ctn1 .ctn-list .left ul li:not(:first-child) {
  margin-top: 100px;
}
.ctn1 .ctn-list .right {
  width: 71.8%;
}
.ctn1 .ctn-list .right .swiper-container {
  overflow: hidden;
  border-radius: 10px;
}
.ctn1 .ctn-list .right .swiper-slide {
  opacity: 0;
  transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
}
.ctn1 .ctn-list .right .swiper-slide .tu {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
}
.ctn1 .ctn-list .right .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(582 / 1034 * 100%);
}
.ctn1 .ctn-list .right .swiper-slide .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 .ctn-list .right .swiper-slide .tu:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn1 .ctn-list .right .swiper-slide .text {
  display: none;
}
.ctn1 .ctn-list .right .swiper-slide.swiper-slide-active {
  opacity: 1;
}
.ctn1 .ctn-list .right .swiper-pagination {
  display: none;
}
.ctn2 {
  position: relative;
  overflow: hidden;
  background: url(../img/product/bg1.jpg) no-repeat;
  background-size: cover;
}
.ctn2 .ctn-wrapper {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.ctn2 .ctn-wrapper .swiper-container {
  overflow: hidden;
}
.ctn2 .ctn-wrapper .swiper-slide {
  width: auto;
  cursor: pointer;
}
.ctn2 .ctn-wrapper .swiper-slide h2 {
  color: rgba(255, 255, 255, 0.6);
  padding-bottom: 20px;
  position: relative;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .ctn-wrapper .swiper-slide h2:after {
  content: '';
  width: 0;
  height: 3px;
  background: #fff;
  position: absolute;
  left: 50%;
  bottom: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .ctn-wrapper .swiper-slide:hover h2 {
  color: #fff;
}
.ctn2 .ctn-wrapper .swiper-slide.active h2 {
  color: #fff;
}
.ctn2 .ctn-wrapper .swiper-slide.active h2:after {
  width: 100%;
  left: 0;
}
.ctn2 .ctn-wrapper .swiper-slide:not(:last-child) {
  margin-right: 40px;
}
.ctn2 .ctn-list .swiper-container {
  overflow: hidden;
  border-radius: 10px;
}
.ctn2 .ctn-list .swiper-slide {
  display: flex;
  justify-content: space-between;
  border-radius: 10px;
  overflow: hidden;
  opacity: 0;
  transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
}
.ctn2 .ctn-list .swiper-slide .tu {
  width: 58.3%;
  position: relative;
  overflow: hidden;
}
.ctn2 .ctn-list .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(640 / 840 * 100%);
}
.ctn2 .ctn-list .swiper-slide .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;
}
.ctn2 .ctn-list .swiper-slide .tu:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn2 .ctn-list .swiper-slide .text {
  width: 41.7%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ctn2 .ctn-list .swiper-slide .text .center {
  width: 80%;
}
.ctn2 .ctn-list .swiper-slide .text .center ul li {
  margin-top: 30px;
  position: relative;
  padding-left: 48px;
}
.ctn2 .ctn-list .swiper-slide .text .center ul li:before {
  content: '';
  width: 28px;
  height: 28px;
  background: url(../img/product/dui.svg);
  background-size: contain;
  position: absolute;
  left: 0;
  top: 4px;
}
.ctn2 .ctn-list .swiper-slide.swiper-slide-active {
  opacity: 1;
}
.ctn3 {
  position: relative;
  overflow: hidden;
}
.ctn3 .titles {
  position: absolute;
  width: 100%;
  left: 0;
  top: 100px;
  z-index: 3;
}
.ctn3 .content .swiper-slide .tu {
  position: relative;
  overflow: hidden;
}
.ctn3 .content .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(900 / 1920 * 100%);
}
.ctn3 .content .swiper-slide .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;
}
.ctn3 .content .swiper-slide h2 {
  display: none;
}
.ctn3 .content .swiper-pagination {
  display: none;
}
.ctn3 .bottom {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 60px;
  z-index: 4;
}
.ctn3 .bottom .swiper-container {
  overflow: hidden;
}
.ctn3 .bottom .swiper-slide {
  width: auto;
  border-top: 3px solid rgba(255, 255, 255, 0.2);
  position: relative;
  cursor: pointer;
}
.ctn3 .bottom .swiper-slide:before {
  content: '';
  width: 0;
  height: 3px;
  background: #fff;
  position: absolute;
  left: 0;
  top: -3px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .bottom .swiper-slide h2 {
  color: #fff;
  padding: 20px;
}
.ctn3 .bottom .swiper-slide.active:before {
  width: 100%;
}
.ctn3 .bottom .swiper-slide.active h2 {
  font-weight: 600;
}
.ctn3 .bottom .swiper-slide:not(:last-child) {
  margin-right: 20px;
}
.ctn4 {
  position: relative;
  overflow: hidden;
}
.ctn4 .con {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
}
.ctn4 .con .tu {
  overflow: hidden;
  position: relative;
}
.ctn4 .con .tu:before {
  content: '';
  display: block;
  padding-top: calc(676 / 1440 * 100%);
}
.ctn4 .con .tu video {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
}
.ctn4 .con .masks {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2;
  visibility: visible;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn4 .con .masks .v-btns {
  position: absolute;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff;
  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;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn4 .con .masks .v-btns svg path {
  fill: #000;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn4 .con .masks .v-btns:hover {
  background: var(--color);
}
.ctn4 .con .masks .v-btns:hover svg path {
  fill: #fff;
}
.ctn4.played .con .masks {
  opacity: 0;
  visibility: hidden;
}
.ctn5 {
  position: relative;
  overflow: hidden;
}
.ctn5 .ctn-list {
  width: 71.8%;
  margin-left: auto;
  margin-right: auto;
}
.ctn5 .ctn-list .swiper-container {
  overflow: initial;
}
.ctn5 .ctn-list .swiper-slide {
  position: relative;
}
.ctn5 .ctn-list .swiper-slide .tu {
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}
.ctn5 .ctn-list .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(582 / 1034 * 100%);
}
.ctn5 .ctn-list .swiper-slide .tu:after {
  content: '';
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.6);
  position: absolute;
  left: 0;
  top: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn5 .ctn-list .swiper-slide .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;
}
.ctn5 .ctn-list .swiper-slide.swiper-slide-active .tu:after {
  opacity: 0;
}
.ctn5 .ctn-list .swiper-slide:hover .tu img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn6 {
  position: relative;
  overflow: hidden;
}
.ctn6 .ctn-wrapper {
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}
.ctn6 .ctn-wrapper .swiper-container {
  overflow: hidden;
}
.ctn6 .ctn-wrapper .swiper-slide {
  width: auto;
  cursor: pointer;
}
.ctn6 .ctn-wrapper .swiper-slide h2 {
  color: rgba(0, 0, 0, 0.6);
  padding-bottom: 20px;
  position: relative;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn6 .ctn-wrapper .swiper-slide h2:after {
  content: '';
  width: 0;
  height: 3px;
  background: #000;
  position: absolute;
  left: 50%;
  bottom: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn6 .ctn-wrapper .swiper-slide:hover h2 {
  color: #333;
}
.ctn6 .ctn-wrapper .swiper-slide.active h2 {
  color: #333;
  font-weight: 600;
}
.ctn6 .ctn-wrapper .swiper-slide.active h2:after {
  width: 100%;
  left: 0;
}
.ctn6 .ctn-wrapper .swiper-slide:not(:last-child) {
  margin-right: 40px;
}
.ctn6 .ctn-list .swiper-container {
  overflow: hidden;
}
.ctn6 .ctn-list .swiper-slide {
  overflow: hidden;
  opacity: 0;
  transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
}
.ctn6 .ctn-list .swiper-slide ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.ctn6 .ctn-list .swiper-slide ul li {
  width: 47.8%;
  display: flex;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  font-size: 16px;
}
.ctn6 .ctn-list .swiper-slide ul li span:first-child {
  font-weight: 600;
  flex-shrink: 0;
  margin-right: 20px;
}
.ctn6 .ctn-list .swiper-slide ul li span:last-child {
  text-align: right;
}
.ctn6 .ctn-list .swiper-slide.swiper-slide-active {
  opacity: 1;
}
.ctn7 {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(219, 226, 235, 0) 0%, #DBE2EB 100%);
}
.ctn7 .ctn-top .swiper-container {
  overflow: hidden;
  border-radius: 10px;
}
.ctn7 .ctn-top .swiper-slide {
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  opacity: 0;
  transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
}
.ctn7 .ctn-top .swiper-slide .tu {
  position: relative;
  overflow: hidden;
}
.ctn7 .ctn-top .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(650 / 1440 * 100%);
}
.ctn7 .ctn-top .swiper-slide .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;
}
.ctn7 .ctn-top .swiper-slide .text {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  padding: 60px;
  text-align: center;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3) 0%, transparent 100%);
}
.ctn7 .ctn-top .swiper-slide .text h2 {
  color: #fff;
}
.ctn7 .ctn-top .swiper-slide .text p {
  color: rgba(255, 255, 255, 0.5);
  margin-top: 20px;
  width: 40%;
  margin-left: auto;
  margin-right: auto;
}
.ctn7 .ctn-top .swiper-slide:hover .tu img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn7 .ctn-top .swiper-slide.swiper-slide-active {
  opacity: 1;
}
.ctn7 .ctn-top .swiper-pagination {
  display: none;
}
.ctn7 .ctn-bottom .swiper-container {
  overflow: hidden;
}
.ctn7 .ctn-bottom .swiper-slide {
  width: auto;
  cursor: pointer;
  border-top: 2px solid rgba(0, 0, 0, 0.2);
}
.ctn7 .ctn-bottom .swiper-slide h2 {
  color: rgba(0, 0, 0, 0.6);
  padding-top: 20px;
  position: relative;
  text-align: center;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn7 .ctn-bottom .swiper-slide h2:after {
  content: '';
  width: 0;
  height: 2px;
  background: #000;
  position: absolute;
  left: 50%;
  top: -2px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn7 .ctn-bottom .swiper-slide:hover h2 {
  color: #333;
}
.ctn7 .ctn-bottom .swiper-slide.active h2 {
  color: #333;
  font-weight: 700;
}
.ctn7 .ctn-bottom .swiper-slide.active h2:after {
  width: 100%;
  left: 0;
}
.ctn8 {
  position: relative;
  overflow: hidden;
}
.ctn8 .ctn-top {
  width: 73%;
  margin-left: auto;
  margin-right: auto;
}
.ctn8 .ctn-top .swiper-container {
  overflow: initial;
  border-radius: 10px;
}
.ctn8 .ctn-top .swiper-slide {
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}
.ctn8 .ctn-top .swiper-slide .tu {
  position: relative;
  overflow: hidden;
}
.ctn8 .ctn-top .swiper-slide .tu:before {
  content: '';
  display: block;
  padding-top: calc(582 / 1034 * 100%);
}
.ctn8 .ctn-top .swiper-slide .tu:after {
  content: '';
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.6);
  position: absolute;
  left: 0;
  top: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn8 .ctn-top .swiper-slide .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;
}
.ctn8 .ctn-top .swiper-slide .text {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  padding: 50px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3) 0%, transparent 100%);
  opacity: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn8 .ctn-top .swiper-slide .text h2 {
  color: #fff;
}
.ctn8 .ctn-top .swiper-slide .text .s-mores {
  margin-top: 30px;
}
.ctn8 .ctn-top .swiper-slide.swiper-slide-active .tu:after {
  opacity: 0;
}
.ctn8 .ctn-top .swiper-slide.swiper-slide-active .text {
  opacity: 1;
}
.ctn8 .ctn-top .swiper-slide:hover .tu img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn8 .ctn-top .swiper-pagination {
  display: none;
}
.ctn8 .ctn-bottom .swiper-container {
  overflow: hidden;
}
.ctn8 .ctn-bottom .swiper-slide {
  width: auto;
  cursor: pointer;
  border-top: 2px solid rgba(0, 0, 0, 0.2);
}
.ctn8 .ctn-bottom .swiper-slide h2 {
  color: rgba(0, 0, 0, 0.6);
  padding-top: 20px;
  position: relative;
  text-align: center;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn8 .ctn-bottom .swiper-slide h2:after {
  content: '';
  width: 0;
  height: 2px;
  background: #000;
  position: absolute;
  left: 50%;
  top: -2px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn8 .ctn-bottom .swiper-slide:hover h2 {
  color: #333;
}
.ctn8 .ctn-bottom .swiper-slide.active h2 {
  color: #333;
  font-weight: 700;
}
.ctn8 .ctn-bottom .swiper-slide.active h2:after {
  width: 100%;
  left: 0;
}
@media screen and (max-width: 1680px) {
  .sub-nav-product ul li:after {
    height: 2px;
  }
  .sub-nav-product ul li a {
    line-height: 56px;
  }
  .sub-nav-product ul li:not(:last-child) {
    margin-right: 3vw;
  }
  .banner-product .top {
    top: 7.5vw;
  }
  .banner-product .top h1 {
    margin: 14px 0 20px;
  }
  .banner-product .top .btns a {
    width: 130px;
    height: 42px;
  }
  .banner-product .bottom {
    bottom: 2.5vw;
  }
  .ctn1 .ctn-list .left ul li {
    padding-left: 20px;
  }
  .ctn1 .ctn-list .left ul li:not(:first-child) {
    margin-top: 5vw;
  }
  .ctn2 .ctn-list .swiper-slide .text .center ul li {
    margin-top: 1.5vw;
  }
  .ctn3 .titles {
    top: 5vw;
  }
  .ctn3 .bottom {
    bottom: 3vw;
  }
  .ctn6 .ctn-list .swiper-slide ul li {
    font-size: 14px;
  }
  .ctn7 .ctn-top .swiper-slide .text {
    padding: 3vw;
  }
  .ctn7 .ctn-top .swiper-slide .text p {
    margin-top: 14px;
  }
  .ctn8 .ctn-top .swiper-slide .text {
    padding: 2.5vw;
  }
  .ctn8 .ctn-top .swiper-slide .text .s-mores {
    margin-top: 20px;
  }
}
@media screen and (max-width: 1440px) {
  .ctn2 .ctn-wrapper .swiper-slide h2 {
    padding-bottom: 14px;
  }
  .ctn2 .ctn-wrapper .swiper-slide h2:after {
    height: 2px;
  }
  .ctn2 .ctn-wrapper .swiper-slide:not(:last-child) {
    margin-right: 30px;
  }
  .ctn2 .ctn-list .swiper-slide .text .center ul li {
    padding-left: 34px;
  }
  .ctn2 .ctn-list .swiper-slide .text .center ul li:before {
    width: 24px;
    height: 24px;
    top: 2px;
  }
  .ctn3 .bottom .swiper-slide {
    border-top: 2px solid rgba(255, 255, 255, 0.2);
  }
  .ctn3 .bottom .swiper-slide:before {
    height: 2px;
    top: -2px;
  }
  .ctn3 .bottom .swiper-slide h2 {
    padding: 14px;
  }
  .ctn4 .con .masks .v-btns {
    width: 54px;
    height: 54px;
  }
  .ctn4 .con .masks .v-btns svg {
    width: 14px;
    height: 14px;
  }
  .ctn6 .ctn-wrapper .swiper-slide h2 {
    padding-bottom: 14px;
  }
  .ctn6 .ctn-wrapper .swiper-slide h2:after {
    height: 2px;
  }
  .ctn6 .ctn-wrapper .swiper-slide:not(:last-child) {
    margin-right: 30px;
  }
  .ctn6 .ctn-list .swiper-slide ul li {
    padding: 20px 0;
  }
  .ctn7 .ctn-top .swiper-slide .text p {
    width: 60%;
  }
  .ctn7 .ctn-bottom .swiper-slide h2 {
    padding-top: 14px;
  }
  .ctn8 .ctn-bottom .swiper-slide h2 {
    padding-top: 14px;
  }
}
@media screen and (max-width: 1200px) {
    .banner-product{
        margin-top:66px;
    }
  .sub-nav-product {
    top: 66px;
  }
}
@media screen and (max-width: 768px) {
  .sub-nav-product ul li a {
    line-height: 44px;
  }
  .sub-nav-product ul li:not(:last-child) {
    margin-right: 20px;
  }
  .banner-product {
    padding-bottom: 40px;
  }
  .banner-product .top {
    position: relative;
    top: 0;
    color: #333;
    margin-top: 20px;
  }
  .banner-product .top h1 {
    letter-spacing: 0;
  }
  .banner-product .top .btns a {
    border: 1px solid rgba(0, 0, 0, 0.4);
    color: #333;
  }
  .banner-product .top .btns a:hover {
    background: var(--color);
    color: #fff;
    border: 1px solid var(--color);
  }
  .banner-product .bottom {
    bottom: 0;
    position: relative;
    margin-top: 10px;
  }
  .banner-product .bottom ul {
    flex-wrap: wrap;
   justify-content: space-around;
  }
  .banner-product .bottom ul li {
    color: #333;
    margin-top: 20px;
  }
   .banner-product .bottom ul li h2 span{
       font-size: 14px;
   }
      .banner-product .bottom ul li h2 span:first-child{
          font-size: 20px;
      }
  .banner-product .bottom ul li p {
    margin-top: 6px;
    font-size: 14px;
  }
  .ctn1 .ctn-list {
    display: block;
  }
  .ctn1 .ctn-list .left {
    display: none;
  }
  .ctn1 .ctn-list .right {
    width: 100%;
  }
  .ctn1 .ctn-list .right .swiper-container {
    padding-bottom: 40px;
  }
  .ctn1 .ctn-list .right .swiper-slide .text {
    display: block;
    margin-top: 20px;
  }
  .ctn1 .ctn-list .right .swiper-slide .text p {
    margin-top: 10px;
  }
  .ctn1 .ctn-list .right .swiper-pagination {
    display: block;
    bottom: 0;
  }
  .ctn1 .ctn-list .right .swiper-pagination .swiper-pagination-bullet-active {
    background: var(--color);
  }
  .ctn2 .ctn-wrapper {
    margin-top: 8vw;
  }
  .ctn2 .ctn-wrapper .swiper-slide:not(:last-child) {
    margin-right: 20px;
  }
  .ctn2 .ctn-list .swiper-slide {
    display: block;
  }
  .ctn2 .ctn-list .swiper-slide .tu {
    width: 100%;
  }
  .ctn2 .ctn-list .swiper-slide .text {
    width: 100%;
    padding: 20px;
  }
  .ctn2 .ctn-list .swiper-slide .text .center {
    width: 100%;
  }
  .ctn2 .ctn-list .swiper-slide .text .center ul li {
    margin-top: 14px;
  }
  .ctn3 {
    padding-top: 12vw;
  }
  .ctn3 .titles {
    top: 0;
    position: relative;
  }
  .ctn3 .titles h2 {
    color: #000;
  }
  .ctn3 .content {
    width: 90%;
    margin: 30px auto 0;
    overflow: hidden;
  }
  .ctn3 .content .swiper-container {
    padding-bottom: 50px;
  }
  .ctn3 .content .swiper-slide {
    opacity: 0;
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
  }
  .ctn3 .content .swiper-slide .tu {
    border-radius: 10px;
  }
  .ctn3 .content .swiper-slide h2 {
    display: block;
    margin-top: 20px;
  }
  .ctn3 .content .swiper-slide.swiper-slide-active {
    opacity: 1;
  }
  .ctn3 .content .swiper-pagination {
    display: block;
    bottom: 0;
  }
  .ctn3 .content .swiper-pagination .swiper-pagination-bullet-active {
    background: var(--color);
  }
  .ctn3 .bottom {
    position: relative;
    bottom: 0;
    display: none;
  }
  .ctn3 .bottom .swiper-slide {
    border-top: 2px solid rgba(0, 0, 0, 0.2);
  }
  .ctn3 .bottom .swiper-slide:before {
    background: #000;
  }
  .ctn3 .bottom .swiper-slide h2 {
    color: #333;
    padding: 10px;
  }
  .ctn4 .con .masks .v-btns {
    width: 44px;
    height: 44px;
  }
  .ctn4 .con .masks .v-btns svg {
    width: 12px;
    height: 12px;
  }
  .ctn6 .ctn-wrapper {
    margin-top: 8vw;
  }
  .ctn6 .ctn-wrapper .swiper-slide:not(:last-child) {
    margin-right: 20px;
  }
  .ctn6 .ctn-list {
    margin-top: 3vw;
  }
  .ctn6 .ctn-list .swiper-slide ul li {
    width: 100%;
    display: block;
    padding: 14px 0;
  }
  .ctn6 .ctn-list .swiper-slide ul li span {
    display: block;
  }
  .ctn6 .ctn-list .swiper-slide ul li span:first-child {
    margin-right: 0;
  }
  .ctn6 .ctn-list .swiper-slide ul li span:last-child {
    text-align: left;
    margin-top: 4px;
  }
  .ctn7 .ctn-top .swiper-container {
    padding-bottom: 50px;
  }
  .ctn7 .ctn-top .swiper-slide .tu {
    border-radius: 10px;
  }
  .ctn7 .ctn-top .swiper-slide .text {
    padding: 0;
    background: none;
    position: relative;
    margin-top: 20px;
    text-align: left;
  }
  .ctn7 .ctn-top .swiper-slide .text h2 {
    color: #333;
  }
  .ctn7 .ctn-top .swiper-slide .text p {
    color: rgba(0, 0, 0, 0.5);
    width: 100%;
    margin-top: 10px;
  }
  .ctn7 .ctn-top .swiper-pagination {
    display: block;
    bottom: 0;
  }
  .ctn7 .ctn-top .swiper-pagination .swiper-pagination-bullet-active {
    background: var(--color);
  }
  .ctn7 .ctn-bottom {
    display: none;
  }
  .ctn8 .ctn-top {
    width: 90%;
  }
  .ctn8 .ctn-top .swiper-container {
    padding-bottom: 50px;
  }
  .ctn8 .ctn-top .swiper-slide .tu {
    border-radius: 10px;
  }
  .ctn8 .ctn-top .swiper-slide .text {
    position: relative;
    padding: 0;
    margin-top: 20px;
    color: #333;
    background: none;
  }
  .ctn8 .ctn-top .swiper-slide .text h2 {
    color: #333;
  }
  .ctn8 .ctn-top .swiper-slide .text .s-mores a {
    border: 1px solid #1A1819;
    color: #333;
  }
  .ctn8 .ctn-top .swiper-slide .text .s-mores a:hover {
    background: var(--color);
    border: 1px solid var(--color);
    color: #fff;
  }
  .ctn8 .ctn-top .swiper-pagination {
    display: block;
    bottom: 0;
  }
  .ctn8 .ctn-top .swiper-pagination .swiper-pagination-bullet-active {
    background: var(--color);
  }
  .ctn8 .ctn-bottom {
    display: none;
  }
}