.banner {
  position: relative;
  z-index: 9;
  top: 0;
  overflow: hidden;
  width: 100%;
  height: 670px;
  background: url('https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/banner-bg.png') no-repeat center;
}





.banner-animate {
  position: absolute;
  top: 140px;
  left: 48.96%;
}

@media (min-width: 1280px) {
  .banner-animate {
    left: 41%;
  }
}

@media (min-width: 1281px) {
  .banner-animate {
    left: 48.96%;
  }
}

.banner-animate .banner-main {
  position: absolute;
  z-index: 11;
  top: 78px;
  left: 0;
  width: 763px;
  height: 394px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/banner-main.png) no-repeat center;
  background-size: contain;
}

.banner-animate .banner-block1 {
  position: absolute;
  z-index: 12;
  top: 0;
  left: 322px;
  width: 68px;
  height: 51px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/block1.png) no-repeat center;
  background-size: contain;
}

.banner-animate .banner-block2 {
  position: absolute;
  z-index: 12;
  top: 43px;
  left: 272px;
  width: 200px;
  height: 104px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/block2-active.png) no-repeat center;
  background-size: contain;
}

.banner-animate .banner-block3 {
  position: absolute;
  z-index: 11;
  top: 88px;
  left: 222px;
  width: 330px;
  height: 161px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/block3.png) no-repeat center;
  background-size: contain;
}

.banner-animate .animate-line-wrap {
  position: absolute;
  z-index: 100;
  top: 40px;
  left: 286px;
}

.banner-introduce {
  width: 646px;
  height: 122px;
  margin-top: 218px;
}

.banner-title {
  display: flex;
}

.banner-title img {
  width: 571px;
  height: 83px;
  margin-left: -10px;
}

.banner-desc {
  width: 514px;
  margin-top: 12px;
  color: #5f5f5f;
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 4px;
  line-height: 40px;
  text-align: justify;
}

/* menu */
.section-menu {
  width: 100%;
  height: 60px;
  background: #ffffff9e;
  box-shadow: 0 10px 20px 0 #0000000a;
  line-height: 60px;
}

.section-menu-fixed {
  position: fixed;
  z-index: 99;
  top: 0;
  left: 0;
  width: 100%;
  background: #fff;
}

.section-menu .section-menu-ul {
  position: relative;
  display: flex;
  width: 1160px;
  margin: 0 auto;
}

.section-menu .section-menu-ul .section-menu-li {
  position: relative;
  z-index: 10;
  width: 290px;
  color: #333;
  cursor: pointer;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0;
  text-align: center;
}

.section-menu .section-menu-ul .section-menu-li-active {
  color: #fff;
}

.section-menu .section-menu-ul .menu-li-mask {
  position: absolute;
  z-index: 9;
  left: 308;
  width: 290px;
  height: 60px;
  background: linear-gradient(175deg, #9cd7ff 10%, #7ecbff00 100%), linear-gradient(214deg, #afe7ff 0%, #7ab1fd 38%, #3fa0fa 81%);
}




/* main内容 */


.main-section-1 {
  width: 1160px;
  padding-top: 120px;
  margin: 0 auto;
}

.main-section-1 .section-title {
  color: #333;
  font-size: 36px;
  font-weight: 600;
}

.main-section-1 .section-li {
  position: relative;
  display: flex;
  justify-content: space-between;
  margin-top: 64px;
}

.main-section-1 .section-li li {
  position: relative;
  width: 302px;
  height: 262px;
  background-image: linear-gradient(-76deg, #ebf9fd 14%, #f6fbff33 100%);
  border-radius: 8px;
  box-shadow: 0 11px 22px 0 #0000000a;
  text-align: center;
}

.main-section-1 .section-li-icon {
  width: 64px;
  height: 64px;
  margin: 40px auto 24px auto;
}

.main-section-1 .section-li-title {
  margin-bottom: 16px;
  color: #333;
  font-size: 22px;
  font-weight: 600;
  text-align: center;
}

.main-section-1 .section-li-desc {
  color: #5f5f5f;
  font-size: 14px;
  letter-spacing: 0;
  line-height: 24px;
  text-align: center;
}

.main-section-1 .section-li-num {
  position: absolute;
  right: 20px;
  bottom: 0;
  width: 79px;
  height: 40px;
}

.main-section-2 {
  width: 1160px;
  height: 648px;
  padding-top: 100px;
  margin: 0 auto;
  margin-top: 110px;
}

.main-section-2 .section-title {
  overflow: hidden;
  width: 100%;
  height: 50px;
  color: #333;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0;
}

.main-section-2 .section-desc {
  width: 252px;
  height: 22px;
  margin-top: 8px;
  color: #666;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 2px;
}

.main-section-2 .section-banner {
  display: flex;
  height: 235px;
  align-items: center;
  justify-content: space-between;
  margin-top: 100px;
  margin-bottom: 120px;
}

.main-section-2 .section-banner li {
  position: relative;
  width: 290px;
  height: 190px;
  cursor: pointer;
  transition: height 0.4s ease-in-out, background-image 0.4s ease-in-out, opacity 0.4s ease-in-out;
}

.main-section-2 .section-banner li {
  position: relative;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/base-product/section3-bg-before.png) no-repeat;
}

.main-section-2 .section-banner li::after {
  position: absolute;
  right: 0;
  bottom: 0;
  display: inline-block;
  width: 171px;
  height: 160px;
  content: '';
  opacity: 0;
}

.main-section-2 .section-banner .section-banner-active {
  width: 290px;
  height: 235px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/base-product/section3-bg-after.png) no-repeat;
  background-size: cover;
  transition: height 0.4s ease-in-out, background-image 0.4s ease-in-out, opacity 0.4s ease-in-out;
}

.main-section-2 .section-banner li:nth-child(1)::after {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section2-icon1.svg) no-repeat;
  background-size: contain;
}

.main-section-2 .section-banner li:nth-child(2)::after {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section2-icon2.svg) no-repeat;
  background-size: contain;
}

.main-section-2 .section-banner li:nth-child(3)::after {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section2-icon3.svg) no-repeat;
  background-size: contain;
}

.main-section-2 .section-banner li:nth-child(4)::after {
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section2-icon4.svg) no-repeat;
  background-size: contain;
}

.main-section-2 .section-banner li:nth-child(1).section-banner-active::after,
.main-section-2 .section-banner li:nth-child(2).section-banner-active::after,
.main-section-2 .section-banner li:nth-child(3).section-banner-active::after,
.main-section-2 .section-banner li:nth-child(4).section-banner-active::after {
  opacity: 1;
  transition: opacity 0.5s ease-in-out;
}

.main-section-2 .section-banner-layer {
  bottom: 41px;
  width: 100%;
  padding: 30px;
}

.main-section-2 .section-banner-title {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: 16px;
  color: #333;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0;
}

.main-section-2 .section-banner-desc {
  color: #5f5f5f;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 24px;
  text-align: justify;
}

.main-section-2 .section-banner-active .section-banner-title {
  color: #fff;
}

.main-section-2 .section-banner-active .section-banner-desc {
  color: #fff;
}

.main-section-3 {
  height: 769px;
  padding-top: 100px;
  background: #fff;
}

.main-section-3 .section-box {
  width: 1160px;
  margin: 0 auto;
}

.main-section-3 .section-li {
  width: 560px;
}

.main-section-3 .section-li li {
  display: flex;
  width: 560px;
  height: 163px;
  align-items: center;
  margin-bottom: 16px;
  background-image: linear-gradient(-76deg, #ebf9fd 14%, #f6fbff33 100%);
  border-radius: 8px;
  box-shadow: 0 11px 22px 0 #0000000a;
  cursor: pointer;
}

.main-section-3 .section-li .section-li-active {
  background-image: linear-gradient(-76deg, #86bdfe 14%, #f6fbff33 100%);
}

.main-section-3 .section-title {
  color: #333;
  font-size: 36px;
  font-weight: 600;
}

.main-section-3 .section-guide {
  position: relative;
  display: flex;
  margin-top: 64px;
}

.main-section-3 .section-li-icon {
  width: 40px;
  height: 40px;
  margin: 28px 16px auto 28px;
}

.main-section-3 .section-li-title {
  color: #333;
  font-size: 18px;
  font-weight: 600;
}

.main-section-3 .section-li-desc {
  width: 320px;
  margin-top: 15px;
  color: #666;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 24px;
}

.main-section-3 .guide-right>img {
  position: absolute;
  top: -23px;
  right: 0;
  display: none;
  width: 712px;
  height: 430px;
}

.main-section-3 .guide-right>img.img-active {
  display: block;
  animation: animation-opacity 1s ease-in-out;
}

.main-section-4 {
  height: 1324px;
  background: url() no-repeat center;
  background-size: 100% 100%;
}

.main-section-4 .section-box {
  width: 1160px;
  padding-top: 78px;
  margin: 0 auto;
}

.main-section-4 .section-box .section-title {
  margin-bottom: 111px;
  color: #333;
  font-size: 36px;
  font-weight: 600;
}

.main-section-4 .section-li li {
  display: flex;
}

.main-section-4 .section-li li .section-li-title {
  color: #333;
  font-size: 24px;
  font-weight: 600;
}

.main-section-4 .section-li li .section-li-desc {
  margin-top: 4px;
  color: #666;
  font-size: 14px;
  font-weight: 400;
  line-height: 28px;
}

.main-section-4 .section-li-icon {
  width: 124px;
  height: 68px;
  margin-right: 24px;
}

.main-section-4 .section4-img1 {
  position: relative;
  width: 1160px;
  height: 184px;
  margin-top: 60px;
  margin-bottom: 64px;
}

.main-section-4 .section4-img1 .part1 {
  position: absolute;
  top: 45px;
  left: 0;
  width: 232px;
  height: 95px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section4-img1-1.svg) no-repeat center;
  background-size: contain;
}

.main-section-4 .section4-img1 .part2 {
  position: absolute;
  top: 0;
  right: 0;
  width: 820px;
  height: 78px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section4-img1-2.svg) no-repeat center;
  background-size: contain;
}

.main-section-4 .section4-img1 .part3 {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 820px;
  height: 78px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/section4-img1-3.svg) no-repeat center;
  background-size: contain;
}

.main-section-4-show .section4-img1 .right-arrow {
  position: absolute;
  top: 64px;
  left: 246px;
  width: 62px;
  height: 56px;
  animation: fadeInAndMoveLeftToRight 1.2s ease-in-out 200ms forwards;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/solution-customized/right-arrow.svg) no-repeat center;
  background-size: contain;
  opacity: 0;
}

/* 淡入Y轴移动从左到右 */

@keyframes fadeInAndMoveLeftToRight {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.main-section-4 .section4-flex-area {
  display: flex;
}

.main-section-4 .section4-flex-area .section4-flex-area-left {
  flex: 1;
  padding-top: 78px;
}

.main-section-4 .section4-flex-area .section4-flex-area-left li:nth-child(2) {
  margin-top: 155px;
}

.main-section-4 .section4-flex-area .section4-flex-area-right {
  display: flex;
  width: 497px;
}

.main-section-4 .section4-flex-area .section4-flex-area-right .section4-img2 {
  width: 200px;
  height: 500px;
  margin-right: 18px;
}

.main-section-4 .section4-flex-area .section4-flex-area-right .section4-img3 {
  width: 200px;
  height: 500px;
  margin-top: 40px;
}

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

nav {
  position: absolute;
}