.head_wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 0 17.4% 0 14.5%;
  width: 100%;
  height: 103px;
  z-index: 10;
  background-image: url("../images/img1.png");
  background-position: 0 0;
  background-size: 100% auto;
}

.head_wrap .icon_logo {
  display: block;
  width: 171px;
  height: 57px;
}

.head_wrap .item {
  position: relative;
  padding: 13px 0 0;
  height: 57px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 18px;
  line-height: 20px;
  color: #ffffff;
  font-style: normal;
  cursor: pointer;
}

.head_wrap .item.active::after {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  content: "";
  width: 14px;
  height: 3px;
  background: #ffffff;
  border-radius: 4px;
}

.head_wrap .item + .item {
  margin-left: 65px;
}

.index_part1 {
  position: relative;
}
.index_part1 .img {
  display: block;
  width: 100%;
}
.index_part1 .content {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 60px 17.78% 0;
}
.index_part1 .title {
  margin: 0 0 45px;
  font-family: HGGTZH, HGGTZH;
  font-weight: 500;
  font-size: 50px;
  color: #ffffff;
  line-height: 54px;
  text-align: left;
  font-style: normal;
}
.index_part1 .intro {
  margin: 0 0 70px;
  max-width: 814px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 30px;
  color: #ffffff;
  line-height: 46px;
  text-align: left;
  font-style: normal;
}

.index_part1 .label {
  width: 297px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 37px;
  border: 1px solid #ffffff;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 24px;
  color: #ffffff;
  line-height: 60px;
  text-align: center;
  font-style: normal;
}

.index_part2 {
  position: relative;
  padding: 125px 12.5%;
  background-color: #fff;
}
.index_part2 .title {
  margin: 0 0 50px;
  width: 373px;
  height: 77px;
  font-family: PingFangSC, PingFang SC;
  font-weight: bold;
  font-size: 50px;
  color: #101010;
  line-height: 54px;
  text-align: left;
  font-style: normal;
  background-image: url("../images/icon_title1.png");
  background-position: 0 16px;
  background-size: 373px 61px;
  background-repeat: no-repeat;
}

.index_part2 .name {
  margin: 0 0 70px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 24px;
  color: #101010;
  line-height: 26px;
  text-align: left;
  font-style: normal;
}

.index_part2 .intro {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 24px;
  color: #555555;
  line-height: 44px;
  text-align: left;
  font-style: normal;
}
.index_part2 .img {
  margin-left: 6.8%;
  display: block;
  width: 48.6%;
  height: auto;
}

.index_part3 {
  position: relative;
  padding: 100px 12.5% 80px;
  background: #f7f9fc;
}
.index_part3 .heading {
  margin: 0 auto 40px;
  width: 292px;
  height: 98px;
  font-family: PingFangSC, PingFang SC;
  font-weight: bold;
  font-size: 50px;
  color: #101010;
  line-height: 54px;
  text-align: center;
  font-style: normal;
  background-image: url("../images/icon_title2.png");
  background-position: 0 9px;
  background-size: 292px 98px;
  background-repeat: no-repeat;
}

.project_container {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.project_container .intro_wrap {
  padding: 0 15px;
}

.project_container .intro_item {
  width: 100%;

  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 16px;
  color: #555555;
  line-height: 26px;
  text-align: left;
  font-style: normal;
}

.project_container .flex-1 + .flex-1 {
  margin-left: 30px;
}

.project_container .img {
  margin: 0 0 30px;
  display: block;
  width: 100%;
}
.project_container .swiper-pagination {
  position: static;
  margin: 40px 0 0;
}

.project_container .title {
  margin: 0 0 30px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 24px;
  color: #101010;
  line-height: 26px;
  text-align: left;
  font-style: normal;
}

.index_part4 {
  position: relative;
}
.index_part4 .img_bg {
  display: block;
  width: 100%;
}
.index_part4 .content_wrap {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  padding: 4% 12.5% 0 10.4%;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 24px;
  color: #555555;
  line-height: 40px;
  text-align: center;
  font-style: normal;
}

.index_part4 .heading {
  margin: 0 auto;
  width: 562px;
  height: 112px;
  font-family: PingFangSC, PingFang SC;
  font-weight: bold;
  font-size: 50px;
  color: #101010;
  line-height: 54px;
  text-align: center;
  font-style: normal;
  background-image: url("../images/icon_title3.png");
  background-position: 0 12px;
  background-size: 562px 112px;
  background-repeat: no-repeat;
}

.index_part4 .img_miniapp {
  display: block;
  width: 55%;
  height: auto;
}
.index_part4 .img_qrcode {
  margin: 0 auto 115px;
  display: block;
  width: 300px;
  height: 300px;
}

.index_part5 {
  position: relative;
  padding: 80px 0 0;
  background: #f7f9fc;
}

.index_part5 .heading {
  margin: 0 auto 75px;
  width: 458px;
  height: 80px;
  font-family: PingFangSC, PingFang SC;
  font-weight: bold;
  font-size: 50px;
  color: #101010;
  line-height: 54px;
  text-align: center;
  font-style: normal;
  background-image: url("../images/icon_title4.png");
  background-position: 2px 18px;
  background-size: 453px 59px;
  background-repeat: no-repeat;
}
.index_part5 .content_wrap {
  padding: 0 0 40px 16%;
  background: #f7f9fc;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #101010;
  line-height: 30px;
  text-align: left;
  font-style: normal;
}

.index_part5 .icon {
  margin-right: 30px;
  display: block;
  width: 60px;
  height: 60px;
}

.index_part5 .img_qrcode {
  display: block;
  width: 220px;
  height: 220px;
}

.index_part5 .img_map {
  margin-left: 2%;
  display: block;
  width: 45%;
}

.foot_wrap {
  padding: 40px 12.5%;
  background: #333333;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 16px;
  color: #cccccc;
  line-height: 18px;
  font-style: normal;
  text-align: center;
}
.foot_wrap .icon_logo {
  margin: 0 auto 40px;
  display: block;
  width: 135px;
  height: 45px;
}

.foot_wrap .mb30 {
  margin: 0 0 30px;
}
.foot_wrap .link{
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 16px;
  color: #cccccc;
  line-height: 18px;
  font-style: normal;
}

.placeholder{
  position: absolute;
  top: -103px;
  left: 0;
  right: 0;
  height: 103px;
  opacity: 0;
}