.banner {
  width: 100%;
  height: 460px;
  background-image: url(/images/aboutus/1/1.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-top: 64px;
}
.main .sec-1 .tabs-cont {
  height: 111px;
}
.main .sec-1 .tabs-cont .tabs {
  display: flex;
  justify-content: space-around;
}
.main .sec-1 .tabs-cont .tabs li {
  color: #191919;
  cursor: pointer;
  height: 111px;
  border-radius: 8px;
  text-align: center;
  box-sizing: border-box;
  padding: 16px 24px 0;
}
.main .sec-1 .tabs-cont .tabs li .count {
  font-size: 32px;
  line-height: 45px;
}
.main .sec-1 .tabs-cont .tabs li .text {
  font-size: 16px;
  line-height: 22px;
  margin-top: 12px;
}
.main .sec-1 .tabs-cont .tabs li.active {
  background: #2D914B;
}
.main .sec-1 .tabs-cont .tabs li.active .count {
  color: #fff;
}
.main .sec-1 .tabs-cont .tabs li.active .text {
  color: #fff;
}
.main .sec-1 .conts {
  background: #f9f9f9;
}
.main .sec-1 .conts .cont {
  display: none;
  padding: 64px 0;
  position: relative;
}
.main .sec-1 .conts .cont .t {
  font-size: 30px;
  line-height: 30px;
  color: #191919;
  font-weight: 600;
  text-align: center;
}
.main .sec-1 .conts .cont.active {
  display: block;
}
.main .sec-2,
.main .sec-3 {
  padding-top: 64px;
}
.main .sec-2 ul,
.main .sec-3 ul {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.main .sec-2 ul li,
.main .sec-3 ul li {
  margin-left: 32px;
}
.main .sec-2 ul li:first-child,
.main .sec-3 ul li:first-child {
  margin-left: 0;
}
.main .sec-2 ul li img,
.main .sec-3 ul li img {
  width: 227px;
  height: 166px;
}
.main .sec-2 .btm,
.main .sec-3 .btm {
  height: 112px;
  background: url(/images/aboutus/3/9.png) no-repeat;
  background-size: 100% 100%;
  position: relative;
  z-index: 1;
  margin-top: -60px;
}
.main .sec-4 {
  padding: 64px 0;
}
.main .sec-4 ul {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.main .sec-4 ul li {
  margin-left: 47px;
}
.main .sec-4 ul li:first-child {
  margin-left: 0;
}
.main .sec-4 ul li img {
  width: 180px;
  height: 227px;
}
.main .sec-4 .btm {
  height: 112px;
  background: url(/images/aboutus/3/9.png) no-repeat;
  background-size: 100% 100%;
  position: relative;
  z-index: 1;
  margin-top: -60px;
}
.lb {
  position: relative;
  width: 1200px;
  margin: 0 auto;
}
.lb .swiper-container {
  margin-top: 64px;
}
.lb .swiper-slide {
  width: 396px;
  height: 533px;
}
.lb .swiper-slide img {
  display: block;
  width: 100%;
}
.lb .arrow {
  width: 56px;
  height: 56px;
  background-image: url('/images/switch-arrow.png');
  background-position: -10px -10px;
  display: inline-block;
  padding: 7px;
  position: absolute;
  top: 230px;
  left: -80px;
  z-index: 10;
  cursor: pointer;
  pointer-events: auto;
  background-size: inherit;
}
.lb .arrow i {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
}
.lb .arrow.swiper-button-next {
  background-image: url('/images/switch-arrow.png');
  background-position: -86px -10px;
  left: auto;
  right: -80px;
}