.banner {
  position: relative;
  z-index: 9;
  top: 0;
  overflow: hidden;
  width: 100%;
  height: 900px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/banner-bg.png) no-repeat center;
}



.banner-introduce {
  margin-top: 210px;
}

.banner-animate {
  position: absolute;
  top: 180px;
  left: 48.96%;
}

.banner-animate .banner-main {
  position: absolute;
  z-index: 12;
  top: -80px;
  left: 162px;
  width: 472px;
  height: 313px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/banner-main.png) no-repeat center;
  background-size: contain;
}

.banner-animate .banner-left {
  position: absolute;
  z-index: 11;
  top: -20px;
  left: 160px;
  width: 420px;
  height: 173px;
  animation: up-down-move 1.5s ease-in-out infinite;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/wave1.png) no-repeat center;
}

.banner-animate .banner-right {
  position: absolute;
  z-index: 10;
  top: 68px;
  left: 220px;
  width: 420px;
  height: 174px;
  animation: up-down-move 1.5s ease-in-out infinite;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/wave2.png) no-repeat center;
}

.banner-animate .banner-ellipse {
  position: absolute;
  z-index: 11;
  top: -7px;
  left: 160px;
  width: 465px;
  height: 236px;
  transform: skewY(-6deg);
}





.banner-title .title-img {
  width: 484px;
  height: 73px;
  margin: auto 3px auto -10px;
}

.banner-desc {
  width: 650px;
  height: 200px;
  margin-top: 30px;
  color: #5f5f5f;
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 4px;
  line-height: 40px;
  text-align: justify;
}

.banner-guide {
  position: relative;
  z-index: 10;
  width: 1160px;
  margin: 0 auto;
  margin-top: -209px;
}



.banner-guide-li {
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
}

.banner-guide-li li {
  overflow: hidden;
  width: 272px;
  height: 285px;
  padding: 37px 0 0 30px;
  border-radius: 8px;
  box-shadow: 0 10px 20px 0 #0000000f;
}

.banner-guide-li li:nth-child(1) {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/bg-icon1.png) no-repeat center;
  background-size: cover;
}

.banner-guide-li li:nth-child(2) {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/bg-icon2.png) no-repeat center;
  background-size: cover;
}

.banner-guide-li li:nth-child(3) {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/bg-icon3.png) no-repeat center;
  background-size: cover;
}

.banner-guide-li li:nth-child(4) {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/channel-service/bg-icon4.png) no-repeat center;
  background-size: cover;
}

.banner-guide-title {
  width: 218px;
  margin-bottom: 10px;
  color: #333;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 30px;
}

.banner-guide-desc {
  color: #5f5f5f;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 26px;
}


/* main内容 */


.main-section-1 .section-title {
  overflow: hidden;
  width: 1160px;
  height: 50px;
  margin: 180px auto 60px;
  color: #333;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0;
}

.main-section-1 .section-content-box {
  width: 1160px;
  margin: 0 auto;
}

.main-section-1 .section-guide {
  display: flex;
  justify-content: space-between;
  margin-bottom: 38px;
}

.main-section-1 .section-guide2 {
  display: flex;
  width: 805px;
  justify-content: space-between;
  margin: 0 auto;
}

.main-section-1 .section-guide .section-guide-sub {
  position: relative;
  width: 370px;
  height: 234px;
  background-image: linear-gradient(180deg, #e8f0fe 25%, #f6fbff33 100%);
  border-radius: 8px;
  box-shadow: 0 10px 20px 0 #0000000a;
}

.main-section-1 .section-guide .section-guide-sub .section-guide-sub-title {
  width: 370px;
  height: 81px;
  background: url() no-repeat center;
  background-size: cover;
  border-radius: 8px 8px 0 0;
  color: #fff;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 86px;
  text-align: center;
}

.main-section-1 .section-guide .section-guide-sub .section-guide-sub-des {
  width: 324px;
  margin: 27px auto 0;
  color: #5f5f5f;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0;
  line-height: 28px;
  text-align: justify;
}

.main-section-2 {
  width: 100%;
  height: 646px;
  margin-top: 183px;
  background-size: cover;
}

.main-section-2 .main-section-box {
  width: 1160px;
  margin: 0 auto;
}

.main-section-2 .main-section-box .section-title {
  color: #333;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0;
}

.main-section-2 .section-content-box {
  position: relative;
  display: flex;
  width: 1160px;
  height: 327px;
  flex-direction: column;
  justify-content: center;
  margin-top: 60px;
  background-size: contain;
}

.main-section-2 .section-guide {
  position: absolute;
  right: 61px;
  width: 552px;
}

.main-section-2 .section-content-box .title {
  color: #fff;
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 30px;
  text-align: justify;
}

.main-section-2 .section-content-box .desc {
  margin-top: 28px;
  color: #fff;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 34px;
  text-align: justify;
}

.free-service {
  margin-top: -62px;
}

* {
  box-sizing: border-box;
}