.banner {
  width: 100%;
  height: 460px;
  background-image: url(/images/business/pcb/through-hole/banner-1.png);
  background-size: cover;
  background-position: center center;
}
.banner .w-1200 {
  height: 100%;
  padding: 160px 0 0;
  position: relative;
}
.banner .w-1200 p {
  max-width: 652px;
  font-size: 36px;
  color: #303133;
  line-height: 50px;
  font-weight: 600;
}
.banner .w-1200 .contact-btn {
  width: 106px;
  height: 32px;
  background-color: #2D914B;
  border: none;
  font-size: 14px;
  color: #fff;
  position: absolute;
  left: 0;
  bottom: 88px;
}
.page-nav {
  width: 100%;
  height: 60px;
  background: #f4f5f7;
  box-shadow: 0px 3px 23px 0px #f4f5f7;
}
.page-nav ul {
  display: flex;
  justify-content: space-between;
}
.page-nav ul .nav-item {
  line-height: 60px;
  text-align: center;
  font-size: 16px;
  color: #303133;
  display: inline-block;
  vertical-align: middle;
}
.page-nav ul .nav-item a {
  height: 57px;
  display: inline-block;
  position: relative;
  border-bottom: 3px solid #f4f5f7;
}
.page-nav ul .nav-item:hover a {
  color: #2D914B;
}
.page-nav ul .nav-item.active a {
  color: #2D914B;
  border-color: #2D914B;
}
.main {
  font-size: 0;
}
.main .sec-1 {
  height: 715px;
  background: linear-gradient(134deg, #eff2f7 9%, #eff2f7 96%);
}
.main .sec-1 .cont {
  width: 100%;
  height: 100%;
  background-image: url(/images/business/semiconductor/1.png);
  background-size: 100% 100%;
  background-position: center center;
  background-repeat: no-repeat;
}
.main .sec-1 .cont .t {
  text-align: center;
  color: #191919;
  line-height: 30px;
  font-size: 30px;
  font-weight: 600;
  padding-top: 65px;
}
.main .sec-1 .cont > div {
  height: 504px;
  background: url(/images/business/semiconductor/2.png) no-repeat;
  background-size: 100% 100%;
  margin-top: 52px;
  box-sizing: border-box;
  padding-top: 303px;
  backdrop-filter: blur(6px);
}
.main .sec-1 .cont > div .tags {
  display: flex;
  justify-content: center;
}
.main .sec-1 .cont > div .tags li {
  font-size: 16px;
  line-height: 32px;
  width: 149px;
  height: 32px;
  border-radius: 16px;
  color: #2D914B;
  font-size: 12px;
  text-align: center;
  background: rgba(151, 219, 189, 0.16);
  margin-left: 16px;
}
.main .sec-1 .cont > div .tags li:first-child {
  margin-left: 0;
  width: 177px;
}
.main .sec-1 .cont > div p {
  color: #303133;
  line-height: 24px;
  font-size: 16px;
  margin: 16px 72px 0;
  text-align: center;
}
.main .sec-2 .t {
  text-align: center;
  color: #191919;
  line-height: 30px;
  font-size: 30px;
  font-weight: 600;
  padding-top: 64px;
}
.main .sec-2 .desc {
  text-align: center;
  color: #909399;
  line-height: 26px;
  font-size: 16px;
  margin-top: 16px;
}
.main .sec-2 .cont {
  height: 450px;
  background: url(/images/business/semiconductor/3.png) no-repeat;
  background-size: 100% 100%;
  margin-top: 37px;
  box-sizing: border-box;
  padding-top: 124px;
}
.main .sec-2 .cont .c-t {
  text-align: center;
  color: #191919;
  line-height: 30px;
  font-size: 30px;
  font-weight: 600;
}
.main .sec-2 .cont ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 0;
  margin-top: 40px;
}
.main .sec-2 .cont ul li {
  margin-left: 16px;
  margin-top: 16px;
}
.main .sec-2 .cont ul li:nth-child(4n+1) {
  margin-left: 0;
}
.main .sec-2 .cont ul li {
  background: #fff;
  transition: all 0.5s;
}
.main .sec-2 .cont ul li:hover {
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
}
.main .sec-2 .cont ul li img {
  width: 288px;
  height: 80px;
  border-radius: 4px;
  display: block;
}
.main .sec-3 {
  padding: 64px 0;
}
.main .sec-3 .t {
  text-align: center;
  color: #191919;
  line-height: 30px;
  font-size: 30px;
  font-weight: 600;
}
.main .sec-3 ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 0;
  margin-top: 56px;
}
.main .sec-3 ul li {
  margin-left: 16px;
  position: relative;
}
.main .sec-3 ul li:first-child {
  margin-left: 0;
}
.main .sec-3 ul li img {
  width: 226px;
  height: 258px;
  display: block;
  border-radius: 8px;
}
.main .sec-3 ul li p {
  height: 56px;
  background: rgba(0, 0, 0, 0.49);
  border-radius: 8px;
  text-align: center;
  color: #fff;
  line-height: 56px;
  font-size: 16px;
  font-weight: 600;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
}
.main .sec-4 {
  background: #f9f9f9;
  padding: 64px 0;
}
.main .sec-4 .t {
  text-align: center;
  color: #191919;
  line-height: 30px;
  font-size: 30px;
  font-weight: 600;
}
.main .sec-4 .desc {
  text-align: center;
  color: #909399;
  line-height: 26px;
  font-size: 16px;
  margin-top: 16px;
}
.main .sec-4 .cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 8px;
}
.main .sec-4 .cards li {
  width: 389px;
  height: 158px;
  position: relative;
  box-sizing: border-box;
  padding-top: 37px;
  margin-top: 24px;
}
.main .sec-4 .cards li.long {
  width: 592px;
  height: 138px;
}
.main .sec-4 .cards li img {
  width: 64px;
  height: 64px;
  display: block;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -32px;
}
.main .sec-4 .cards li .c {
  height: 121px;
  background: #ffffff;
  border-radius: 4px;
  text-align: center;
}
.main .sec-4 .cards li .c .c-t {
  font-size: 16px;
  line-height: 22px;
  color: #333;
  font-weight: 600;
  margin-bottom: 12px;
  padding-top: 35px;
}
.main .sec-4 .cards li .c .c-d {
  font-size: 14px;
  line-height: 20px;
  color: #909399;
  margin: 8px 16px 0;
}
.main .sec-5 {
  padding: 64px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.main .sec-5 .left {
  width: 436px;
}
.main .sec-5 .left .t {
  font-size: 24px;
  line-height: 40px;
  color: #191919;
  font-weight: 600;
  margin-bottom: 16px;
}
.main .sec-5 .left .list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 8px;
}
.main .sec-5 .left .list li:last-child {
  margin-bottom: 0;
}
.main .sec-5 .left .list li p {
  line-height: 20px;
  font-size: 14px;
  color: #606266;
  word-spacing: 4px;
  padding-left: 19px;
  position: relative;
}
.main .sec-5 .left .list li p:before {
  content: '';
  width: 10px;
  height: 10px;
  background: #2D914B;
  border-radius: 50%;
  display: inline-block;
  margin-right: 5px;
  position: absolute;
  left: 0;
  top: 5px;
}
.main .sec-5 .right {
  width: 692px;
}
.main .sec-5 .right img {
  width: 100%;
  display: block;
  border-radius: 16px;
}
.main .sec-6 .tabs-cont {
  background: #f4f5f7;
  box-shadow: 0px 3px 23px 0px #f4f5f7;
  height: 60px;
}
.main .sec-6 .tabs-cont .tabs {
  display: flex;
}
.main .sec-6 .tabs-cont .tabs li {
  font-size: 16px;
  color: #303133;
  line-height: 60px;
  margin-left: 220px;
  position: relative;
  cursor: pointer;
}
.main .sec-6 .tabs-cont .tabs li.active {
  color: #2D914B;
}
.main .sec-6 .tabs-cont .tabs li.active:after {
  content: '';
  width: 100%;
  height: 2px;
  background: #2D914B;
  position: absolute;
  bottom: 0;
  left: 0;
}
.main .sec-6 .tabs-cont .tabs li:first-child {
  margin-left: 0;
}
.main .sec-6 .conts {
  background: #f9f9f9;
}
.main .sec-6 .conts .cont {
  display: none;
  padding: 64px 0;
  position: relative;
}
.main .sec-6 .conts .cont.active {
  display: block;
}
.main .sec-6 .conts .cont .t {
  font-size: 30px;
  line-height: 30px;
  color: #191919;
  font-weight: 600;
  text-align: center;
}
.main .sec-6 .conts .cont .swiper-wrapper-container {
  position: relative;
  width: 1200px;
  margin: 40px auto 0;
}
.main .sec-6 .conts .cont .swiper-wrapper-container .arrow {
  width: 56px;
  height: 56px;
  background-image: url('/images/switch-arrow.png');
  background-position: -10px -10px;
  display: inline-block;
  padding: 7px;
  position: absolute;
  top: 72px;
  left: -80px;
  z-index: 10;
  cursor: pointer;
  pointer-events: auto;
}
.main .sec-6 .conts .cont .swiper-wrapper-container .arrow i {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
}
.main .sec-6 .conts .cont .swiper-wrapper-container .arrow.right-arrow {
  background-image: url('/images/switch-arrow.png');
  background-position: -86px -10px;
  left: auto;
  right: -80px;
}
.main .sec-6 .conts .cont .list-div {
  width: 1216px;
  margin: 0 auto;
  overflow: hidden;
  position: relative;
  margin-left: -16px;
}
.main .sec-6 .conts .cont .list-div .swiper-wrapper {
  display: flex;
  height: 192px !important;
}
.main .sec-6 .conts .cont .list-div .list {
  display: flex;
  width: 100%;
  justify-content: flex-start;
  flex-wrap: wrap;
  flex-shrink: 0;
  height: 192px !important;
}
.main .sec-6 .conts .cont .list-div .list li {
  background: #fff;
  margin-top: 16px;
  margin-left: 16px;
  transition: all 0.5s;
  width: 227px;
  height: 80px;
}
.main .sec-6 .conts .cont .list-div .list li:hover {
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
}
.main .sec-6 .conts .cont .list-div .list li img {
  width: 227px;
  height: 80px;
  display: block;
}
.main .sec-6 .conts .cont .list-div .swiper-pagination {
  position: relative;
  width: 100%;
  text-align: center;
  margin-top: 40px;
  bottom: 0;
}
.main .sec-6 .conts .cont .list-div .swiper-pagination .swiper-pagination-switch {
  width: 20px;
  height: 4px;
  background-color: #D8D8D8;
  margin-right: 6px;
  display: inline-block;
  vertical-align: middle;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.3s;
}
.main .sec-6 .conts .cont .list-div .swiper-pagination .swiper-pagination-switch.swiper-active-switch {
  width: 48px;
  background-color: #2D914B;
}
.main .sec-7 {
  height: 824px;
  overflow: hidden;
  position: relative;
  background-color: #2c3e50;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
.main .sec-7.active1 {
  background-image: url(/images/business/semiconductor/5.jpg);
}
.main .sec-7.active2 {
  background-image: url(/images/business/semiconductor/6.jpg);
}
.main .sec-7.active3 {
  background-image: url(/images/business/semiconductor/7.jpg);
}
.main .sec-7.active4 {
  background-image: url(/images/business/semiconductor/8.jpg);
}
.main .sec-7.active5 {
  background-image: url(/images/business/semiconductor/9.jpg);
}
.main .sec-7.active6 {
  background-image: url(/images/business/semiconductor/10.jpg);
}
.main .sec-7::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
  z-index: 0;
  pointer-events: none;
}
.main .sec-7.transitioning::before {
  opacity: 1;
}
.main .sec-7.active1::before {
  background-image: url(/images/business/semiconductor/5.jpg);
}
.main .sec-7.active2::before {
  background-image: url(/images/business/semiconductor/6.jpg);
}
.main .sec-7.active3::before {
  background-image: url(/images/business/semiconductor/7.jpg);
}
.main .sec-7.active4::before {
  background-image: url(/images/business/semiconductor/8.jpg);
}
.main .sec-7.active5::before {
  background-image: url(/images/business/semiconductor/9.jpg);
}
.main .sec-7.active6::before {
  background-image: url(/images/business/semiconductor/10.jpg);
}
.main .sec-7 .items {
  display: flex;
  position: relative;
  z-index: 1;
}
.main .sec-7 .items .item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  border-left: 1px solid rgba(255, 255, 255, 0.3);
  height: 824px;
  transition: flex 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
}
.main .sec-7 .items .item:first-child {
  border-left: none;
}
.main .sec-7 .items .item.active {
  flex: 4;
}
.main .sec-7 .items .item.active .no-hover {
  opacity: 0;
  visibility: hidden;
  padding: 30px;
}
.main .sec-7 .items .item.active .hover {
  opacity: 1;
  visibility: visible;
  padding: 0 70px;
}
.main .sec-7 .items .item .no-hover {
  display: block;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s ease-in-out, visibility 0.4s ease-in-out;
}
.main .sec-7 .items .item .no-hover .t {
  color: #ffffff;
  line-height: 37px;
  font-size: 26px;
  transition: transform 0.3s ease-in-out;
}
.main .sec-7 .items .item .hover {
  display: block;
  position: absolute;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease-in-out 0.2s, visibility 0.5s ease-in-out 0.2s, transform 0.5s ease-in-out 0.2s;
  transform: translateY(20px);
  padding: 0 70px;
}
.main .sec-7 .items .item .hover .h-h {
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}
.main .sec-7 .items .item .hover .h-h .t {
  color: #ffffff;
  line-height: 37px;
  font-size: 26px;
  padding-bottom: 16px;
  width: 520px;
}
.main .sec-7 .items .item .hover .h-h .d {
  margin-top: 8px;
  color: #ffffff;
  line-height: 33px;
  font-size: 24px;
}
.main .sec-7 .items .item .hover .h-b .itms li {
  display: flex;
  margin-top: 16px;
  align-items: start;
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.4s ease-in-out, transform 0.4s ease-in-out;
}
.main .sec-7 .items .item .hover .h-b .itms li:nth-child(1) {
  transition-delay: 0.3s;
}
.main .sec-7 .items .item .hover .h-b .itms li:nth-child(2) {
  transition-delay: 0.4s;
}
.main .sec-7 .items .item .hover .h-b .itms li:nth-child(3) {
  transition-delay: 0.5s;
}
.main .sec-7 .items .item .hover .h-b .itms li:nth-child(4) {
  transition-delay: 0.6s;
}
.main .sec-7 .items .item .hover .h-b .itms li .icon {
  display: block;
  height: 21px;
  flex: 0 0 21px;
  background-repeat: no-repeat;
  background-size: contain;
}
.main .sec-7 .items .item .hover .h-b .itms li .icon.icon1 {
  background-image: url(/images/business/semiconductor/icon1.png);
}
.main .sec-7 .items .item .hover .h-b .itms li .icon.icon2 {
  background-image: url(/images/business/semiconductor/icon2.png);
}
.main .sec-7 .items .item .hover .h-b .itms li .icon.icon3 {
  background-image: url(/images/business/semiconductor/icon3.png);
}
.main .sec-7 .items .item .hover .h-b .itms li .icon.icon4 {
  background-image: url(/images/business/semiconductor/icon4.png);
}
.main .sec-7 .items .item .hover .h-b .itms .val {
  font-size: 18px;
  color: #fff;
  line-height: 25px;
  margin-left: 12px;
}
.main .sec-7 .items .item.active .hover {
  transform: translateY(0);
}
.main .sec-7 .items .item.active .hover .h-b .itms li {
  opacity: 1;
  transform: translateX(0);
}