.nav-item:nth-child(1):before {
  transform: scaleX(1) !important;
}
body {
  overflow-y: auto;
}

.banner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.swiper-container {
  width: 100%;
  height: 100%;
}

.mainBody {
  width: 100%;
  margin: auto;
  flex-wrap: nowrap;
}
.mainBody img {
  width: 100%;
  height: 100%;
}
.mainBody h1 {
  font-size: 54px;
  font-weight: 400;
  letter-spacing: 2.7px;
  margin: 0;
  position: absolute;
  top: 50%;
  transform: translateY(-105%);
  left: calc((100% - 1200px) / 2);
}
.mainBody h2 {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 1.6px;
  margin: 0;
  position: absolute;
  top: 50%;
  transform: translateY(105%);
  left: calc((100% - 1200px) / 2);
}
.mainBody.huanwei h1,
.mainBody.huanwei h2,
.mainBody.yiliao h1,
.mainBody.yiliao h2 {
  color: #fff;
}
.mainBody.chengshi h1 {
  color: #333;
}
.mainBody.chengshi h2 {
  font-size: 44px;
  color: #424242;
  letter-spacing: 2.7px;
}
.mainBody.yiliao h2 {
  font-size: 24px;
}
.mainBody.yiliao .whiteline {
  width: 111px;
  height: 4px;
  background: #fff;
  position: absolute;
  top: 50%;
  transform: translateY(300%);
  left: calc((100% - 1200px) / 2);
}
.mainBody .ask {
  width: 157px;
  height: 49px;
  border-radius: 24.5008px;
  border: none;
  background: #fff;
  color: #386df6;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 1.2px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 464px;
  left: calc((100% - 1200px) / 2);
}
.mainBody .ask:hover {
  color: #fff;
}
.mainBody.yiliao {
  height: 100%;
  background: url(/img/index/banner4.png) bottom no-repeat;
  background-size: cover;
}
.mainBody.huanwei {
  height: 100%;
  background: url(/img/index/banner1.png) bottom no-repeat;
  background-size: cover;
}
.mainBody.chengshi {
  height: 100%;
  background: url(/img/index/banner2.png) bottom no-repeat;
  background-size: cover;
}
.mainBody.ningxin {
  height: 100%;
  background: url(/img/index/banner3.png) bottom no-repeat;
  background-size: cover;
}
.advantage {
  width: 100%;
  /* height: 168px; */
  flex: 1;
  padding: 0 calc((100% - 1200px) / 2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.advantage .advantage-item {
  width: 260px;
  height: 100%;
  padding: 20px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.advantage .advantage-item figure {
  color: #333;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.8px;
  display: flex;
  align-items: center;
}
.advantage .advantage-item figure img {
  width: 26px;
  height: 26px;
  margin-right: 14px;
}
.advantage .advantage-item figure figcaption {
  white-space: nowrap;
}
.advantage .advantage-item span {
  display: block;
  height: 48px;
  color: #666;
  text-align: center;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.6px;
  line-height: normal;
  text-align: center;
}
.zhihui {
  width: 100%;
  height: 100%;
  padding: 0 calc((100% - 1480px) / 2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.zhihui h1 {
  color: #333;
  font-size: 48px;
  font-weight: 400;
  letter-spacing: 2.4px;
  margin: 0;
}
.zhihui h4 {
  color: #666;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
}
.zhihui-content {
  width: 100%;
  height: 260px;
  background: url(/img/index/bg.png) no-repeat;
  background-size: 1480px 240px;
}
.zhihui-content .zhihui-content2 {
  height: 280px;
  margin: 0 140px;
  display: flex;
  justify-content: center;
  border-bottom: 2px solid #cbcbcb;
  box-sizing: border-box;
}
.zhihui-content2 .zhihuicnt-item {
  width: 50%;
  height: 100%;
  cursor: pointer;
  position: relative;
}
.zhihui-active {
  border-bottom: 2px solid #4b6bce !important;
  box-sizing: content-box;
  background: url(/img/index/vertical.png) center bottom no-repeat;
}
.zhihui-active span {
  color: #4b6bce !important;
}
.zhihui-content2 .zhihuicnt-item::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  position: absolute;
  bottom: -2px;
  background-color: #4b6bce;
  transform: scaleX(0);
  transition: all 0.4s ease;
}
.zhihui-content2 .zhihuicnt-item:hover span:not(.zhihui-active) {
  color: #4b6bce;
}
.zhihui-content2 .zhihuicnt-item:not(.zhihui-active):hover:after {
  transform: scaleX(1);
}
.zhihui-content2 .zhihuicnt-item:not(.zhihui-active):hover {
  background: url(/img/index/vertical.png) center bottom no-repeat;
  opacity: 0.7;
}
.zhihui-content .zhihuicnt-item img {
  width: 420px;
  position: absolute;
  left: 50%;
  top: -15px;
  transform: translateX(-50%);
}
.zhihui-content .zhihuicnt-item span {
  font-size: 18px;
  font-weight: 400;
  color: #666;
  letter-spacing: 0.9px;
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
}
.descripe {
  display: none;
  width: 100%;
  height: auto;
  padding: 0 140px;
  margin-top: 60px;
}
.descripe h3 {
  color: #333;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 1.2px;
}
.descripe span {
  display: block;
  height: 72px;
  color: #666;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 1px;
}
.descripe.descripe-active {
  display: block;
}
.infoList {
  width: 100%;
  height: 96px;
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
}
.info-item {
  width: 168px;
  height: 38px;
  border-radius: 2px;
  background: #3d6ff0;
  color: #fff;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
  text-align: center;
  line-height: 38px;
  cursor: pointer;
  border: none;
  margin: 0 30px 10px 0;
}
.wending {
  width: 100%;
  height: 100%;
  background: url(/img/index/bg2.png) center top no-repeat;
  background-size: 100% auto;
  padding: 68px calc((100% - 1200px) / 2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.wending h1 {
  color: #fff;
  font-size: 48px;
  font-weight: 400;
  letter-spacing: 2.4px;
  margin: 20px;
}
.wending h4 {
  color: #fff;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
}
.wending-content {
  width: 100%;
  height: 800px;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0px 8px 39px 0px rgba(35, 68, 154, 0.2);
  display: flex;
  flex-wrap: wrap;
}
.wending-content .wending-item {
  width: 33%;
  height: 50%;
  position: relative;
}
.wending-item .itemcontent {
  width: 100%;
  height: 100%;
  padding: 30px;
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.itemcontent .wending-img {
  width: 200px;
  height: 200px;
}
.itemcontent h4 {
  color: #00d688;
  font-family: DIN;
  font-size: 16px;
  font-weight: 500;
  margin: 0;
}
.itemcontent h3 {
  color: #333333;
  font-size: 18px;
  font-weight: 400;
  margin: 7px 0;
}
.itemcontent .dot-list {
  color: #666;
  font-family: DIN;
  font-size: 14px;
  font-weight: 400;
  list-style-type: none;
  padding: 0;
  margin: 0;
}
.dot-list li {
  line-height: normal;
}
.dot-list li::before {
  content: "\2022"; /* 使用Unicode字符创建圆点（·） */
  color: #00d688;
  font-size: 1.2em;
  margin-right: 0.5em;
}
.wending-item .line {
  width: 12.5px;
  height: 341.5px;
  position: absolute;
  top: 50%;
  right: -12.5px;
  transform: translateY(-50%);
}

.haochanpin {
  width: 100%;
  height: 100%;
  background: url(/img/index/bg3.png) center bottom no-repeat;
  background-size: 100% auto;
  padding: 68px calc((100% - 1200px) / 2);
  position: relative;
}
.haochanpin .map {
  width: 893px;
  height: 746px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
}
.haochanpin .haochanpin-content {
  width: 1200px;
  height: 100%;
  /* padding: 20px 0; */
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.haochanpin-content h1 {
  color: #333;
  font-size: 48px;
  font-weight: 400;
  letter-spacing: 2.4px;
  margin: 0 0 650px 0;
  text-align: center;
}
.haochanpin-content h4 {
  color: #666;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
  margin: 0;
}
.haochanpin-content .dingzhi {
  width: 543px;
  height: 91px;
  display: flex;
}
.dingzhi .dingzhi-item {
  width: 20%;
  height: 100%;
  border-right: 1px solid #d2d2d2;
  box-sizing: border-box;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.dingzhi .dingzhi-item:nth-child(1) {
  border-left: 1px solid #d2d2d2;
}
.dingzhi-item img {
  width: 48px;
  height: 48px;
}
.dingzhi-item figcaption {
  color: #787878;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.6px;
  margin-top: 10px;
}
.haochanpin-content .about {
  width: 306px;
  height: 420px;
  border-radius: 8px;
  background: #277bd1;
  box-shadow: 0px 0px 13px 0px rgba(33, 57, 95, 0.2);
  align-self: flex-end;
  padding: 27px 30px;
  /* margin: 20px 0; */
  margin: 30px 0 57px 0;
  display: flex;
  flex-direction: column;
}
.haochanpin-content .about h3 {
  color: #fff;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 1px;
  margin: 0;
}
.haochanpin-content .about h4 {
  color: #fff;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.6px;
  margin: 0 0 10px 0;
}
.about .about-item {
  margin: 0 0 20px 0;
}
.about .about-item img {
  width: 18px;
  height: 18px;
  float: left;
}
.about .about-item figcaption {
  color: #fff;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
  line-height: 18px;
  text-align: justify;
}
.about .more {
  width: 98px;
  height: 31px;
  border-radius: 17px;
  border: 1.5px solid #fff;
  text-align: center;
  line-height: 150%;
  color: #fff;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
  background-color: transparent;
  cursor: pointer;
}
.haochanpin-content .haochanpindata {
  width: 100%;
  height: 185px;
  background-color: #fff;
  filter: drop-shadow(0px 6px 8px rgba(33, 57, 95, 0.15));
  display: flex;
  opacity: 0.95;
}
.haochanpindata .data-item {
  width: 33.3%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.haochanpindata .data-item h1 {
  color: #00d688;
  font-family: DIN;
  font-size: 48px;
  font-weight: 500;
  letter-spacing: 2.4px;
  margin: 0;
}
.haochanpindata .data-item p {
  color: #666;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 1px;
}
.hezuo {
  width: 100%;
  height: 100%;
  background: #f7fafd;
  padding: 0 calc((100% - 1200px) / 2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.hezuo h1 {
  color: #333;
  font-size: 48px;
  font-weight: 400;
  letter-spacing: 2.4px;
  margin: 0;
}
.hezuo h4 {
  color: #666;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.7px;
  margin: 14px 0 52px 0;
}
.hezuo .companys {
  width: 800px;
  height: auto;
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: center;
}
.companys .company {
  width: 171px;
  height: 109px;
  margin: 0 28px 34px 0;
  border-radius: 13px;
  border: 1px solid #dbdbdb;
  background: #fff;
  color: #000;
  font-size: 18px;
  font-weight: 700;
  line-height: normal;
  letter-spacing: 1px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.company img {
  width: 100%;
  height: 100%;
}
.fixed {
  width: auto;
  height: auto;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9;
}
.tel,
.top {
  display: none;
  width: 52px;
  height: 52px;
  border-radius: 2px;
  cursor: pointer;
  border: 2px solid #1944c5;
  justify-content: center;
  align-items: center;
}
.tel {
  background: linear-gradient(180deg, #1c51ea 0%, #2b7dfe 100%);
}
.top {
  background: #fff;
}
.tel img,
.top img {
  width: 28px;
  height: 28px;
}

.swiper-pagination-bullet {
  background-color: #ffffff !important;
  display: inline-block;
  position: relative;
  height: 8px;
  width: 8px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  margin: 0 12px !important;
  background: #fff;
  cursor: pointer;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: width 0.8s ease-in-out, margin 0.8s ease-in-out;
  -moz-transition: width 0.8s ease-in-out, margin 0.8s ease-in-out;
  transition: width 0.8s ease-in-out, margin 0.8s ease-in-out;
}

.swiper-pagination-bullet:after {
  content: "";
  display: inline-block;
  position: absolute;
  top: -8px;
  left: -8px;
  width: 24px;
  -webkit-border-radius: 12px;
  -moz-border-radius: 12px;
  border-radius: 12px;
  height: 24px;
}
.swiper-pagination-bullet.swiper-pagination-bullet-active {
  margin: 0 2px !important;
  width: 32px;
}
.swiper-pagination-bullet.swiper-pagination-bullet-active:after {
  width: 48px;
}
.swiper-container-horizontal > .swiper-pagination-bullets {
  bottom: 30px;
}
.swiper-container .swiper-button-hidden {
  opacity: 0;
}

@media screen and (max-width: 1600px) {
  .mainBody h1 {
    font-size: 44px;
  }
  .mainBody h2 {
    font-size: 22px;
  }
  .chengshi h1 {
    font-size: 44px !important;
  }
  .chengshi h2 {
    font-size: 36px !important;
  }
  .zhihui h1 {
    font-size: 36px;
  }
  .zhihui-content {
    height: 230px;
  }
  .zhihui-content .zhihui-content2 {
    height: 230px;
  }
  .zhihui-content .zhihuicnt-item img {
    width: 320px;
  }
  .descripe {
    margin-top: 20px;
  }
  .descripe h3 {
    font-size: 20px;
  }
  .descripe span {
    font-size: 16px;
  }
  .infoList {
    padding: 0;
  }
  .wending h1 {
    font-size: 36px;
  }
  .haochanpin-content h1 {
    font-size: 36px;
  }
  .hezuo h1 {
    font-size: 36px;
  }
}
@media screen and (max-width: 1900px) {
  .haochanpin {
    padding: 0 calc((100% - 1200px) / 2);
  }
  .haochanpin .map {
    transform: translate(-50%, -50%) scale(0.77);
  }
  .haochanpin .haochanpin-content {
    width: 1000px;
  }
  .haochanpin-content .about {
    width: 306px;
    height: 320px;
    padding: 20px;
  }
  .haochanpin-content .haochanpindata {
    height: auto;
  }
  .about .about-item figcaption {
    font-size: 12px;
  }
  .about .about-item {
    margin: 0 0 10px 0;
  }
  .haochanpin-content h1 {
    margin: 0 0 450px 0;
  }
  .haochanpindata .data-item h1 {
    font-size: 30px;
    margin-top: 10px;
  }
  .haochanpindata .data-item p {
    font-size: 16px;
  }
}

@media screen and (max-width: 2000px) {
  .wending-item .itemcontent {
    padding: 0;
  }
  .wending {
    padding: 20px calc((100% - 1000px) / 2);
  }
  .itemcontent .wending-img {
    width: 100px;
    height: 100px;
  }
  .wending-item .line {
    width: 9px;
    height: 220px;
  }
  .itemcontent h3 {
    font-size: 16px;
  }
  .itemcontent .dot-list {
    font-size: 14px;
  }
}
@media screen and (min-width: 1500px) and (max-width: 2000px) {
  .itemcontent .wending-img {
    width: 150px;
    height: 150px;
  }
  .wending-item .line {
    width: 9px;
    height: 280px;
  }
}