html,
body {
  padding: 0;
  margin: 0;
  height: 100%;
  overflow-x: hidden;
  width: 100%;
}

.popup {
  display: none;
  position: fixed;
  z-index: 1;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  padding: 20px;
  background: #FFFFFF;
  border-radius: 5px 5px 5px 5px;
  background-color: #fff;
  box-shadow: 0 1px rgba(0, 0, 0, 0.3);
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale();
  }
}

.popup h2,
.popup p {
  text-align: center;
  color: #333;
  font-size: 16px;
  margin-bottom: 10px;
}

.close {
  color: #333;
  float: right;
  font-size: 22px;
  font-weight: bold;
  cursor: pointer;
}

.close:hover {
  color: #999;
}

/* 样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Helvetica, "PingFang SC", "Microsoft Yahei", sans-serif;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-thumb {
  border-radius: 8px;
  background-color: #999;
}

::-webkit-scrollbar-track {
  border-radius: 8px;
  background-color: #e7e7e7;
  border: 1px solid #cacaca;
}

img {
  width: 100%;
}

/* 设置主要色调和次要色调 */
:root {

  --text-color: #282828;

}

.maxWidth {
  max-width: 1430px;
  margin: 0 auto;
}

.header {
  width: 100%;
  height: 79px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;

}

.header .maxWidth {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 79px;
}

.header .logo {
  width: 68px;
  height: 42px;
}

.header nav {
  justify-self: end;
  text-align: right;
  display: flex;
  justify-content: space-between;

}

.lianxikefu {
  position: fixed;
  right: 11px;
  width: 149px;
  height: 45px;
  top: 600px;
  z-index: 999;
}

.erweima2 {
  position: fixed;
  right: 11px;
  width: 149px;
  height: 149px;
  top: 650px;
  z-index: 999;

}

header nav i {
  color: var(--text-color);
}

header nav a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 18px;
  font-family: PingFang SC-Bold, PingFang SC;
  font-weight: bold;
  margin: 0 24px;
  user-select: none;
  position: relative;
}

.active {
  color: #257CF8;

}

.active::after {
  content: '';
  width: 28px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
}

.banner {
  width: 100%;
  height: 714px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  background-image: url('../images/banner.png');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  padding-top: 150px;
  padding-left: 247px;
  box-sizing: border-box;
}

.banner button {
  margin-top: 100px;
  width: 98px;
  height: 40px;
  border-radius: 5px;
  background-color: #fff;
  border: none;
  color: #257CF8;
  cursor: pointer;
}

.banner .t {
  font-size: 42px;
  font-family: PingFang SC-Heavy, PingFang SC;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 61px;
}

.banner .p {
  display: flex;
  align-items: center;
  margin-bottom: 19px;
  color: #fff;
}

.banner .point {
  width: 8px;
  height: 8px;
  background: #FFFFFF;
  opacity: 1;
  border-radius: 50%;
  margin-right: 7px;
}

.about-us {
  width: 100%;
  height: 822px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  padding: 100px 0;
  box-sizing: border-box;
}

.about-us .maxWidth {
  display: flex;
}

.title {
  font-size: 52px;
  font-family: PingFang SC-Heavy, PingFang SC;
  font-weight: 800;
  color: #222222;
  position: relative;
}

.desc {
  margin-top: 16px;
  font-size: 24px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #767676;
  position: relative;
}

.desc::after {
  content: '';
  width: 102px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -15px;
  left: 0;
}

.desc2 {
  margin-top: 73px;
  font-size: 16px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #ADADAD;
  line-height: 36px;
}

.img-list {
  display: flex;

}

.img-list img {
  width: 312px;
  height: 220px;
  margin-right: 46px;
  margin-top: 83px;
}

.build {
  width: 360px;
  height: 100%;
}

.xitong {
  width: 100%;
  height: 1033px;
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.xitong .maxWidth {
  max-width: 1171px;

}

.xitong .title {
  text-align: center;
}

.xitong .title::after {
  content: '';
  width: 102px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
}

.xt-des {
  width: 1171px;
  height: 182px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  border: 1px dashed #BDBDBD;
  margin: 0 auto;
  margin-top: 69px;
  padding-top: 31px;
  box-sizing: border-box;
  padding-left: 26px;
  padding-right: 26px;
}

.xt-des p {
  text-align: center;
  font-size: 24px;
  font-family: PingFang SC-Heavy, PingFang SC;
  font-weight: 800;
  color: #050505;

}

.xt-des .xt-d {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 50px;
}

.xt-des .xt-d div {
  display: flex;
  align-items: center;
  font-size: 16px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #050505;
}

.xt-des .xt-d .point {
  display: block;
  width: 11px;
  height: 11px;
  background: #257CF8;
  opacity: 1;
  margin-right: 6px;
  border-radius: 50%;
}

.zhanshi {
  height: 364px;
  width: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.zhanshi2 {
  height: 181px;
  padding: 0 94px;
  box-sizing: border-box;
}

.zhanshi .border {
  width: 100%;
  height: 1px;
  border-bottom: 1px dashed #BDBDBD;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 0;
}

.zhanshi img {
  width: 90px;
  height: 90px;
}

.zhanshi-img {
  width: 100%;
  z-index: 1;
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.zhanshi-img2 {
  justify-content: space-between;
}

.changjing {
  width: 100%;
  height: 852px;
  background: #F4F5F7;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  padding-top: 125px;
  box-sizing: border-box;
}

.changjing .title {
  text-align: center;
  margin-bottom: 16px;
}

.changjing .des {
  text-align: center;
  position: relative;
}

.changjing .des::after {
  content: '';
  width: 102px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
}

.cc-list {
  margin-top: 134px;
  display: flex;
  justify-content: space-between;
}

.cc-list .cc-item {
  width: 353px;
  color: #222;
  display: flex;
  flex-direction: column;
  position: relative;
  background-color: #fff;
}

.cc-item div {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 24px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
}

.cc-item:hover {
  color: #257CF8;
}

.gongneng {
  height: 994px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
}

.gn-d {
  margin-top: 132px;
  display: flex;
}

.gn-d .left {
  margin-right: 218px;
}

.gn-d .left img {
  width: 666px;
  height: 448px;
  margin-bottom: 63px;

}

.gn-d .right {
  height: 557px;
  border-left: 2px solid #D9D9D9;
  padding-left: 33px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  padding-right: 80px;
}

.gn-d .right .right-title {
  font-size: 24px;
  font-family: PingFang SC-Bold, PingFang SC;
  font-weight: bold;
  color: #222222;
  position: relative;
}

.gn-d .right .right-title::after {
  content: "";
  position: absolute;
  left: -39px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  background: #D9D9D9;
  opacity: 1;
  border-radius: 50%;
}

.gn-d .right .right-desc {
  font-size: 16px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #767676;
  margin-top: 14px;
}

.yingjian {
  height: 1279px;
}

.yj-list {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 97px;
}

.yj-list .yj-item {
  width: 453px;
  height: 435px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  border: 1px solid #E5EEFF;
  margin-bottom: 35px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.yj-item .yj-t {
  width: 454px;
  height: 77px;
  background: #F4F8FF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  border: 1px solid #E5EEFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #257CF8;
}

.yj-item .yj-mid {
  align-items: center;
  justify-content: center;
  display: flex;
}

.yj-item .yj-bottom {
  height: 114px;
  background: #FFFFFF;
  border-radius: 0px 0px 0px 0px;
  opacity: 1;
  border-top: 1px solid #E5EEFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #767676;
  padding: 0 20%;
  box-sizing: border-box;
}

.hezuo {
  width: 100%;
  height: 535px;
  background: #1B1E2F;
  opacity: 1;
  padding-top: 96px;
}

.hezuo .title {
  display: flex;
  justify-content: center;
  font-size: 52px;
  font-family: PingFang SC-Bold, PingFang SC;
  font-weight: bold;
  color: #FFFFFF;
  position: relative;
}

.hezuo .title::after {
  content: '';
  width: 102px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -22px;
  left: 50%;
  transform: translateX(-50%);
}

.hz-list {
  margin-top: 99px;
  display: flex;
  flex-wrap: wrap;
}

.hz-list div {
  font-size: 24px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #F1F1F1;
  display: flex;
  align-items: center;
  width: 25%;
  margin-bottom: 24px;
}

.hz-list div img {
  margin-right: 18px;
  width: 40px;
  height: 40px;
}

.jiaofu h1 {
  font-size: 52px;
  font-family: PingFang SC-Heavy, PingFang SC;
  font-weight: 800;
  color: #222222;
  position: absolute;
  top: 100px;
  left: 50%;
  transform: translateX(-50%);
}

.jiaofu h1::after {
  content: "";
  width: 102px;
  height: 4px;
  background: #257CF8;
  border-radius: 5px 5px 5px 5px;
  opacity: 1;
  position: absolute;
  bottom: -22px;
  left: 50%;
  transform: translateX(-50%);
}

.jiaofu {
  position: relative;
  width: 100%;
  height: 1409px;
  border-radius: 0px 0px 0px 0px;
}

.jiaofu .bg {
  width: 100%;
  position: absolute;
  height: 100%;
}

.liucheng {
  position: absolute;
  width: 800%;
  max-width: 1430px;
  margin: 0 auto;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.liucheng img {
  width: 100%;
  height: 100%;

}

.guanyu {
  width: 100%;
  height: 405px;
  background: #2E3238;
  opacity: 1;
  padding-top: 69px;
  box-sizing: border-box;

}

.guanyu .maxWidth {
  display: flex;
  justify-content: space-between;
}

.guanyu .gy-1 {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #FFFFFF;

}

.guanyu img {
  width: 83px;
  height: 83px;
  margin: 20px 0;

}

.gy-2 a {
  display: block;
  color: #999;
  margin-bottom: 11px;
  font-size: 14px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  outline: none;
  text-decoration: none;
}

.gy-2 {
  display: flex;
  flex-direction: column;
}

.gy-2 div {
  font-size: 14px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #999999;
  margin-bottom: 11px;
}