.g-polygon {
  position: absolute;
  opacity: .5;
  width: 100%;
  height: 10%;
  z-index: -2;
}
.g-polygon-1 {
  /* // 定位代码，容器高宽随意 */
  background: #ffee55;
  clip-path: polygon(0 10%, 30% 0, 100% 40%, 70% 100%, 20% 90%);
}

.g-polygon-2 {
  /* // 定位代码，容器高宽随意 */
  background: #E950D1;
  clip-path: polygon(10% 0, 100% 70%, 100% 100%, 20% 90%);
}

.g-polygon-3 {
  /* // 定位代码，容器高宽随意 */
  background: rgba(87, 80, 233);
  clip-path: polygon(80% 0, 100% 70%, 100% 100%, 20% 90%);
}
.g-bg::before {
  content: "";
  position: fixed;
  top: 0; left: 0; bottom: 0; right: 0;
  backdrop-filter: blur(150px);
  z-index: -1;
}
.g-polygon-f {
  position: absolute;
  bottom: 0px;
  opacity: .5;
  width: 100%;
  height: 10%;
  z-index: -2;
}
.container {
  margin: 0 auto;
  max-width: 1300px;
}
/* 头部 */
.header {
  margin-top: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  width: 144px;
  height: 48px;
  }
.nav {
  height: 48px;
  line-height: 48px;
  padding: 0px 20px;
  background-color: #f5f8ff;
  border-radius: 10px;
}
.nav a {
  margin-right: 10px;
  size: 16px;
}
.btn {
  width: 132px;
  height: 48px;
  border-radius: 10px;
  border: none;
  background-color: #4e47ff;
  color: #fff;
}
/* 介绍 */ 
.introduction {
  width: 100%;
  margin-top: 60px;
}
.title {
  text-align: center;
  font-size: 64px;
  font-weight: 600;
}
.desc {
  width: 800px;
  text-align: center;
  font-size:20px;
  margin: 0 auto;
}
.tryBtn {
  width: 220px;
  height: 64px;
  border-radius: 10px;
  border: none;
  background-color: #111111;
  color: #fff;
  font-size: 20px;
  margin-top: 40px;
  margin-left: 50%;
  transform: translateX(-50%);
}
/* 特征 */
.features {
  width: 100%;
  margin-top: 100px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.text {
  width: 680px;
}
.subTitle {
  font-size: 48px;
  font-weight: 600;
}
.content {
  font-size: 24px;
  color: #666666;
}
.pic {
  width:475px;
  height:412px;
}
/* 优势 */
.advTitle {
  font-size: 60px;
  font-weight: 600;
  text-align: center;
}
.advList {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.item {
  width: 544px;
  height: 650px;
  background-color: #ffffff;
  padding: 0px 40px;
  border-radius: 20px;
}
.icon {
  width: 96px;
  height: 96px;
  margin: 40px 0px;
}
.subAdvTitle {
  font-size: 32px;
  font-weight: 500;
  color: #4e47ff
}
.subAdvText {
  font-size: 20px;
}
/* 服务 */
.serviceTitle {
  font-size: 60px;
  font-weight: 600;
  color: #111111;
  text-align: center;
}
.serviceList {
  width: 100%;
  border-radius: 20px;
  background-color: #fff;
  padding: 20px;
  box-sizing: border-box;
}
.serviceItem {
  font-size: 20px;
}
/* 联系 */
.contactTitle {
  font-size: 60px;
  font-weight: 600;
  color: #111111;
  text-align: center;
}
.contactForm {
  width: 100%;
  border-radius: 20px;
  background-color: #fff;
  padding: 20px;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
}
.contaceLogo {
  width: 200px;
  height: 77px;
}
.formTitle {
  color: #4e47ff;
  font-size: 24px;
  font-weight: 600;
  margin-top: 40px;
}
/* 底部 */
.footer {
  width: 100%;
  height: 100px;
  border: none;
}