.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 {
  padding: 64px 0 ;
}
.main .sec-1 > div {
  background: #f4f5f7;
  height: 364px;
  box-sizing: border-box;
  padding: 32px 50px 0;
}
.main .sec-1 > div .content {
  display: flex;
  align-items: center;
}
.main .sec-1 > div .content .right {
  margin-left: 46px;
}
.main .sec-1 > div .content .right img {
  width: 414px;
  height: 300px;
  display: block;
}
.main .sec-1 > div .content .left {
  width: 639px;
}
.main .sec-1 > div .content .left p {
  font-size: 16px;
  color: #787878;
  line-height: 24px;
  word-spacing: 4px;
}
.main .sec-2 {
  padding: 64px 0 ;
  background: #f9f9f9;
}
.main .sec-2 .title {
  text-align: center;
  font-size: 30px;
  color: #191919;
  line-height: 30px;
  font-weight: 600;
}
.main .sec-2 > div {
  margin-top: 56px;
  height: 460px ;
  position: relative;
}
.main .sec-2 .img1 {
  display: block;
  width: 800px;
  height: 412px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.main .sec-2 .img2 {
  display: block;
  width: 1200px;
  height: 145px;
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  z-index: 1;
}
.main .sec-3 {
  padding-top: 64px;
}
.main .sec-3 .title {
  text-align: center;
  font-size: 30px;
  color: #191919;
  line-height: 30px;
  font-weight: 600;
}
.main .sec-3 .tabs-cont {
  margin-top: 56px;
  background: #ffffff;
  box-shadow: 0px 3px 23px 0px #f4f5f7;
  height: 60px;
}
.main .sec-3 .tabs-cont .tabs {
  display: flex;
  justify-content: center;
}
.main .sec-3 .tabs-cont .tabs li {
  font-size: 16px;
  color: #303133;
  line-height: 60px;
  margin-left: 220px;
  position: relative;
  cursor: pointer;
}
.main .sec-3 .tabs-cont .tabs li.active {
  color: #2D914B;
}
.main .sec-3 .tabs-cont .tabs li.active:after {
  content: '';
  width: 100%;
  height: 2px;
  background: #2D914B;
  position: absolute;
  bottom: 0;
  left: 0;
}
.main .sec-3 .tabs-cont .tabs li:first-child {
  margin-left: 0;
}
.main .sec-3 .conts {
  background: #f9f9f9;
}
.main .sec-3 .conts .cont {
  display: none;
  padding: 64px 0;
  position: relative;
}
.main .sec-3 .conts .cont.active {
  display: block;
}
.main .sec-3 .conts .cont .t {
  font-size: 30px;
  line-height: 30px;
  color: #191919;
  font-weight: 600;
  text-align: center;
}
.main .sec-3 .conts .cont .ul1 {
  margin-top: 56px;
  display: flex;
  justify-content: center;
}
.main .sec-3 .conts .cont .ul1 > li {
  width: 282px;
  height: 140px;
  position: relative;
  box-sizing: border-box;
  padding-top: 32px;
  margin-left: 24px;
}
.main .sec-3 .conts .cont .ul1 > li.long {
  width: 384px;
}
.main .sec-3 .conts .cont .ul1 > li:before {
  content: '';
  display: block;
  height: 64px;
  width: 64px;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  position: absolute;
  left: 50%;
  top: 0;
  margin-left: -32px;
}
.main .sec-3 .conts .cont .ul1 > li:first-child {
  margin-left: 0;
}
.main .sec-3 .conts .cont .ul1 > li:first-child::before {
  background-image: url(/images/business/cam/4.png);
}
.main .sec-3 .conts .cont .ul1 > li:nth-child(2)::before {
  background-image: url(/images/business/cam/5.png);
}
.main .sec-3 .conts .cont .ul1 > li:nth-child(3)::before {
  background-image: url(/images/business/cam/6.png);
}
.main .sec-3 .conts .cont .ul1 > li:nth-child(4)::before {
  background-image: url(/images/business/cam/7.png);
}
.main .sec-3 .conts .cont .ul1 > li.long1::before {
  background-image: url(/images/business/cam/8.png);
}
.main .sec-3 .conts .cont .ul1 > li.long2::before {
  background-image: url(/images/business/cam/9.png);
}
.main .sec-3 .conts .cont .ul1 > li.long3::before {
  background-image: url(/images/business/cam/10.png);
}
.main .sec-3 .conts .cont .ul1 > li .li-c {
  width: 100%;
  height: 103px;
  background: #ffffff;
  border-radius: 8px;
  box-sizing: border-box;
  padding: 35px 24px 0;
  text-align: center;
}
.main .sec-3 .conts .cont .ul1 > li .li-c .t {
  color: #303133;
  line-height: 22px;
  font-size: 16px;
  font-weight: 600;
  word-spacing: 4px;
}
.main .sec-3 .conts .cont .btm-t {
  font-size: 18px;
  color: #606266;
  line-height: 30px;
  text-align: center;
  margin-top: 30px;
}
.main .sec-4 {
  padding-top: 64px;
}
.main .sec-4 .title {
  text-align: center;
  font-size: 30px;
  color: #191919;
  line-height: 30px;
  font-weight: 600;
}
.main .sec-4 .tabs-cont {
  margin-top: 56px;
  background: #ffffff;
  box-shadow: 0px 3px 23px 0px #f4f5f7;
  height: 60px;
}
.main .sec-4 .tabs-cont .tabs {
  display: flex;
  justify-content: center;
}
.main .sec-4 .tabs-cont .tabs li {
  font-size: 16px;
  color: #303133;
  line-height: 60px;
  margin-left: 220px;
  position: relative;
  cursor: pointer;
}
.main .sec-4 .tabs-cont .tabs li.active {
  color: #2D914B;
}
.main .sec-4 .tabs-cont .tabs li.active:after {
  content: '';
  width: 100%;
  height: 2px;
  background: #2D914B;
  position: absolute;
  bottom: 0;
  left: 0;
}
.main .sec-4 .tabs-cont .tabs li:first-child {
  margin-left: 0;
}
.main .sec-4 .conts {
  background: #f9f9f9;
}
.main .sec-4 .conts .cont {
  display: none;
  padding: 64px 0;
  position: relative;
}
.main .sec-4 .conts .cont.active {
  display: block;
}
.main .sec-4 .conts .cont .s-1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.main .sec-4 .conts .cont .s-1 .left {
  width: 552px;
}
.main .sec-4 .conts .cont .s-1 .left .t {
  font-size: 24px;
  color: #191919;
  line-height: 40px;
  font-weight: 600;
}
.main .sec-4 .conts .cont .s-1 .left .d {
  font-size: 16px;
  color: #606266;
  line-height: 22px;
  margin-top: 8px;
}
.main .sec-4 .conts .cont .s-1 .left ul {
  margin-top: 8px;
}
.main .sec-4 .conts .cont .s-1 .left ul li {
  margin-top: 8px;
  font-size: 14px;
  color: #606266;
  line-height: 20px;
  position: relative;
  padding-left: 25px;
}
.main .sec-4 .conts .cont .s-1 .left ul li:before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: #2D914B;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 5px;
}
.main .sec-4 .conts .cont .s-1 .right {
  width: 530px;
  display: block;
}
.main .sec-4 .conts .cont .s-2 ul {
  display: flex;
  justify-content: space-between;
}
.main .sec-4 .conts .cont .s-2 ul li img {
  width: 384px;
  height: 226px;
  display: block;
}
.main .sec-5 .tabs-cont {
  background: #ffffff;
  box-shadow: 0px 3px 23px 0px #f4f5f7;
  height: 60px;
}
.main .sec-5 .tabs-cont .tabs {
  display: flex;
  justify-content: center;
}
.main .sec-5 .tabs-cont .tabs li {
  font-size: 16px;
  color: #303133;
  line-height: 60px;
  margin-left: 220px;
  position: relative;
  cursor: pointer;
}
.main .sec-5 .tabs-cont .tabs li.active {
  color: #2D914B;
}
.main .sec-5 .tabs-cont .tabs li.active:after {
  content: '';
  width: 100%;
  height: 2px;
  background: #2D914B;
  position: absolute;
  bottom: 0;
  left: 0;
}
.main .sec-5 .tabs-cont .tabs li:first-child {
  margin-left: 0;
}
.main .sec-5 .conts {
  background: #f9f9f9;
}
.main .sec-5 .conts .cont {
  display: none;
  padding: 64px 0;
  position: relative;
}
.main .sec-5 .conts .cont.active {
  display: block;
}
.main .sec-5 .conts .cont .s-1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.main .sec-5 .conts .cont .s-1 .left {
  width: 530px;
  display: block;
}
.main .sec-5 .conts .cont .s-1 .right {
  width: 552px;
}
.main .sec-5 .conts .cont .s-1 .right .t {
  font-size: 24px;
  color: #191919;
  line-height: 40px;
  font-weight: 600;
}
.main .sec-5 .conts .cont .s-1 .right .d {
  font-size: 16px;
  color: #606266;
  line-height: 22px;
  margin-top: 8px;
}
.main .sec-5 .conts .cont .s-2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.main .sec-5 .conts .cont .s-2 .left {
  width: 530px;
  display: block;
}
.main .sec-5 .conts .cont .s-2 .right {
  width: 552px;
}
.main .sec-5 .conts .cont .s-2 .right .t {
  font-size: 24px;
  color: #191919;
  line-height: 40px;
  font-weight: 600;
}
.main .sec-5 .conts .cont .s-2 .right ul {
  margin-top: 8px;
}
.main .sec-5 .conts .cont .s-2 .right ul li {
  margin-top: 8px;
  font-size: 14px;
  color: #606266;
  line-height: 20px;
  position: relative;
  padding-left: 25px;
}
.main .sec-5 .conts .cont .s-2 .right ul li:before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: #2D914B;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 5px;
}
.main .sec-6 {
  padding: 64px 0;
}
.main .sec-6 .title {
  text-align: center;
  font-size: 30px;
  color: #191919;
  line-height: 30px;
  font-weight: 600;
}
.main .sec-6 .desc {
  text-align: center;
  font-size: 16px;
  color: #909399;
  line-height: 26px;
  margin-top: 16px;
}
.main .sec-6 .tabs-cont {
  margin-top: 56px;
}
.main .sec-6 .tabs-cont .tabs {
  display: flex;
  justify-content: space-around;
}
.main .sec-6 .tabs-cont .tabs li {
  cursor: pointer;
  height: 294px;
  width: 227px;
  position: relative;
}
.main .sec-6 .tabs-cont .tabs li.active:after {
  content: '';
  width: 80px;
  height: 80px;
  display: block;
  background: #fff;
  border-radius: 50%;
  position: absolute;
  bottom: -90px;
  left: 50%;
  margin-left: -40px;
  z-index: 2;
}
.main .sec-6 .tabs-cont .tabs li.active:before {
  content: '';
  width: 0;
  height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-bottom: 16px solid #2D914B;
  position: absolute;
  bottom: -75px;
  left: 50%;
  margin-left: -16px;
  z-index: 3;
}
.main .sec-6 .tabs-cont .tabs li .t {
  height: 202px;
}
.main .sec-6 .tabs-cont .tabs li .t img {
  width: 227px;
  height: 202px;
  display: block;
}
.main .sec-6 .tabs-cont .tabs li .b {
  width: 227px;
  height: 92px;
  background: #f9f9f9;
  border-radius: 8px;
  box-sizing: border-box;
  padding: 16px 16px 0;
  text-align: center;
}
.main .sec-6 .tabs-cont .tabs li .b .tit {
  font-size: 16px;
  color: #303133;
  line-height: 24px;
  font-weight: 600;
}
.main .sec-6 .tabs-cont .tabs li .b .des {
  font-size: 12px;
  color: #606266;
  line-height: 17px;
  margin-top: 8px;
}
.main .sec-6 .conts {
  background: #f9f9f9;
  margin-top: 64px;
}
.main .sec-6 .conts .cont {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 50px 0 64px 0;
  display: none;
}
.main .sec-6 .conts .cont.active {
  display: flex;
}
.main .sec-6 .conts .cont .left {
  width: 440px;
}
.main .sec-6 .conts .cont .left .tit {
  font-size: 24px;
  color: #191919;
  line-height: 40px;
  font-weight: 600;
}
.main .sec-6 .conts .cont .left ul {
  margin-top: 8px;
}
.main .sec-6 .conts .cont .left ul li {
  margin-top: 8px;
  font-size: 14px;
  color: #606266;
  line-height: 20px;
  position: relative;
  padding-left: 25px;
}
.main .sec-6 .conts .cont .left ul li:before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: #2D914B;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 5px;
}
.main .sec-6 .conts .cont .right {
  width: 720px;
}
.main .sec-6 .conts .cont .right .tit {
  background: #2d914b;
  border-radius: 16px 16px 0 0;
  padding: 16px 0;
}
.main .sec-6 .conts .cont .right .tit p {
  width: 553px;
  font-size: 20px;
  color: #fff;
  line-height: 28px;
  margin: 0 auto;
  text-align: center;
  word-spacing: 4px;
}
.main .sec-6 .conts .cont .right .d-c {
  display: flex;
  padding: 24px 0;
  width: 720px;
  background: #fff;
}
.main .sec-6 .conts .cont .right .d-c .d-c-l {
  flex: 1;
  padding: 0 24px;
  border-right: 1px solid #DCDFE6;
}
.main .sec-6 .conts .cont .right .d-c .d-c-l .d-c-l-t {
  font-size: 16px;
  color: #191919;
  line-height: 22px;
  font-weight: 600;
  word-spacing: 4px;
}
.main .sec-6 .conts .cont .right .d-c .d-c-l .d-c-l-d {
  font-size: 14px;
  color: #606266;
  line-height: 20px;
  margin-top: 8px;
}
.main .sec-6 .conts .cont .right .d-c .d-c-r {
  padding: 0 24px;
  flex: 1;
}
.main .sec-6 .conts .cont .right .d-c .d-c-r .d-c-r-t {
  font-size: 16px;
  color: #191919;
  line-height: 22px;
  font-weight: 600;
  word-spacing: 4px;
}
.main .sec-6 .conts .cont .right .d-c .d-c-r .d-c-r-d {
  font-size: 14px;
  color: #606266;
  line-height: 20px;
  margin-top: 30px;
}
.main .sec-7 {
  padding: 64px 0;
}
.main .sec-7 .title {
  text-align: center;
  font-size: 30px;
  color: #191919;
  line-height: 30px;
  font-weight: 600;
}
.main .sec-7 .desc {
  text-align: center;
  font-size: 16px;
  color: #909399;
  line-height: 26px;
  margin-top: 16px;
}
.main .sec-7 .ul {
  margin-top: 56px;
  display: flex;
  justify-content: center;
}
.main .sec-7 .ul > li {
  width: 282px;
  height: 162px;
  position: relative;
  box-sizing: border-box;
  padding-top: 32px;
  margin-left: 24px;
}
.main .sec-7 .ul > li:before {
  content: '';
  display: block;
  height: 64px;
  width: 64px;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  position: absolute;
  left: 50%;
  top: 0;
  margin-left: -32px;
}
.main .sec-7 .ul > li:first-child {
  margin-left: 0;
}
.main .sec-7 .ul > li:first-child::before {
  background-image: url(/images/business/cam/17.png);
}
.main .sec-7 .ul > li:nth-child(2)::before {
  background-image: url(/images/business/cam/18.png);
}
.main .sec-7 .ul > li:nth-child(3)::before {
  background-image: url(/images/business/cam/19.png);
}
.main .sec-7 .ul > li:nth-child(4)::before {
  background-image: url(/images/business/cam/20.png);
}
.main .sec-7 .ul > li .li-c {
  width: 100%;
  height: 125px;
  background: #f9f9f9;
  border-radius: 8px;
  box-sizing: border-box;
  padding: 35px 24px 0;
  text-align: center;
}
.main .sec-7 .ul > li .li-c .t {
  color: #303133;
  line-height: 22px;
  font-size: 16px;
  font-weight: 600;
  word-spacing: 4px;
}
.main .sec-8 {
  background: #f9f9f9;
}
.main .sec-8 .cont {
  padding: 64px 0;
  position: relative;
}
.main .sec-8 .cont .t {
  font-size: 30px;
  line-height: 30px;
  color: #191919;
  font-weight: 600;
  text-align: center;
}
.main .sec-8 .cont .swiper-wrapper-container {
  position: relative;
  width: 1200px;
  margin: 40px auto 0;
}
.main .sec-8 .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-8 .cont .swiper-wrapper-container .arrow i {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
}
.main .sec-8 .cont .swiper-wrapper-container .arrow.right-arrow {
  background-image: url('/images/switch-arrow.png');
  background-position: -86px -10px;
  left: auto;
  right: -80px;
}
.main .sec-8 .cont .list-div {
  width: 1216px;
  margin: 0 auto;
  overflow: hidden;
  position: relative;
  margin-left: -16px;
}
.main .sec-8 .cont .list-div .swiper-wrapper {
  display: flex;
  height: 192px !important;
}
.main .sec-8 .cont .list-div .list {
  display: flex;
  width: 100%;
  justify-content: flex-start;
  flex-wrap: wrap;
  flex-shrink: 0;
  height: 192px !important;
}
.main .sec-8 .cont .list-div .list li {
  background: #fff;
  margin-top: 16px;
  margin-left: 16px;
  width: 227px;
  height: 80px;
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.15);
}
.main .sec-8 .cont .list-div .list li:hover {
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
}
.main .sec-8 .cont .list-div .list li img {
  width: 227px;
  height: 80px;
  display: block;
}
.main .sec-8 .cont .list-div .swiper-pagination {
  position: relative;
  width: 100%;
  text-align: center;
  margin-top: 40px;
  bottom: 0;
}
.main .sec-8 .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-8 .cont .list-div .swiper-pagination .swiper-pagination-switch.swiper-active-switch {
  width: 48px;
  background-color: #2D914B;
}
.main .sec-9 {
  height: 190px;
  background: url(/images/business/cam/37.png) no-repeat;
  background-size: cover;
  box-sizing: border-box;
  padding-top: 32px;
}
.main .sec-9 > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.main .sec-9 > div .left {
  width: 685px;
  color: #fff;
}
.main .sec-9 > div .left .t {
  font-size: 30px;
  line-height: 40px;
  font-weight: 600;
}
.main .sec-9 > div .left .d {
  font-size: 20px;
  line-height: 30px;
  margin-top: 8px;
}
.main .sec-9 .right {
  width: 178px;
  height: 64px;
  background: #ffffff;
  border-radius: 4px;
  box-shadow: 0px 10px 20px 0px rgba(0, 0, 0, 0.06);
  text-align: center;
  line-height: 64px;
  font-size: 22px;
  color: #2D914B;
}