nav {
  position: absolute;
}

/* banner */
.banner {
  position: relative;
  z-index: 9;
  top: 0;
  overflow: hidden;
  width: 100%;
  height: 670px;
  background-size:cover;
}



.banner-introduce {
  margin-top: 208px;
}

.banner-title img {
  width: 563px;
  margin-left: -10px;
}

.banner-desc {
  width: 456px;
  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-fixed {
  margin-top: 60px;
}

* {
  box-sizing: border-box;
}

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

.main-section-box .section-guide-head {
  display: flex;
  align-items: center;
  color: #333;
  font-size: 36px;
  font-weight: 600;
}

.main-section-box .section-guide-desc {
  margin-top: 8px;
  color: #666;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 1.5px;
  line-height: 30px;
}

.main-section-1 {
  padding-top: 120px;
}

.main-section-1 .guide-logo {
  width: 157px;
  height: 44px;
  margin-right: 12px;
}

.main-section-1 .section-guide-ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  margin-top: 64px;
  margin-bottom: 78px;
}

.main-section-1 .section-guide-ul li {
  display: flex;
  width: 365px;
  height: 247px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-right: 30px;
  margin-bottom: 32px;
  background-image: linear-gradient(180deg, #ebf9fd 0%, #fff 100%);
  border-radius: 8px;
  box-shadow: 0 2px 16px 0 #1b518714;
  text-align: center;
}

.main-section-1 .section-guide-ul li:nth-child(3n),
.main-section-1 .section-guide-ul li:last-child {
  margin-right: 0;
}

.main-section-1 .section-guide-ul li .section-li-icon {
  width: 72px;
  height: 72px;
  margin-top: 24px;
}

.main-section-1 .section-guide-ul li .section-li-title {
  color: #333;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 34px;
  text-align: center;
}

.main-section-1 .section-guide-ul li .section-li-des {
  margin-top: 15px;
  color: #5f5f5f;
  font-size: 14px;
  letter-spacing: 0;
  line-height: 24px;
  text-align: center;
}

.main-section-1 .section-guide2 {
  width: 100%;
  height: 860px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/standard-solution/section1-guide2-bg.png) no-repeat;
  background-size: cover;
}

.section-guide2 .main-section-box {
  position: relative;
}

.main-section-1 .section-guide2 .section-guide2-title {
  padding-top: 110px;
  color: #333;
  font-size: 22px;
  font-weight: 600;
}

.main-section-1 .section-guide2 .section1-guide-img {
  position: absolute;
  left: 50%;
  width: 855px;
  height: 518px;
  margin-top: 69px;
  transform: translateX(-50%);
}

.main-section-1 .section-guide2 li {
  position: relative;
  display: flex;
  width: 116px;
  height: 132px;
  flex-direction: column;
  align-items: center;
  padding: 15px 8px;
  border: 1px solid #ddedff;
  background: #fff;
  border-radius: 8px;
  color: #333;
  font-size: 16px;
  font-weight: 400;
  text-align: center;
}

.main-section-1 .section-guide2 li .section-li-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 10px;
}

.main-section-1 .section-guide2 li .section-li-num {
  position: absolute;
  right: 8px;
  bottom: 0;
  width: 37px;
  height: 20px;
}

.main-section-1 .section-guide2 .section-guide2-li1 {
  position: absolute;
  top: 204px;
  left: 15px;
}

.main-section-1 .section-guide2 .section-guide2-li2 {
  position: absolute;
  top: 392px;
  left: 59px;
}

.main-section-1 .section-guide2 .section-guide2-li3 {
  position: absolute;
  top: 584px;
  left: 0;
}

.main-section-1 .section-guide2 .section-guide2-li4 {
  position: absolute;
  top: 333px;
  right: 76px;
}

.main-section-1 .section-guide2 .section-guide2-li5 {
  position: absolute;
  top: 541px;
  right: 8px;
}

.main-section-1 .section-guide2 .section-guide2-line {
  display: flex;
  align-items: center;
}

.main-section-1 .section-guide2 .section-guide2-line .dot {
  width: 10px;
  height: 10px;
  background: #0276ff;
  border-radius: 50%;
}

.main-section-1 .section-guide2 .section-guide2-line1 {
  position: absolute;
  top: 290px;
  left: 125px;
}

.main-section-1 .section-guide2 .section-guide2-line1 .line {
  width: 214px;
  height: 2px;
  background-image: linear-gradient(270deg, #0276ff 0%, #0276ff00 100%);
}

.main-section-1 .section-guide2 .section-guide2-line2 {
  position: absolute;
  top: 490px;
  left: 165px;
}

.main-section-1 .section-guide2 .section-guide2-line2 .line {
  width: 180px;
  height: 2px;
  background-image: linear-gradient(270deg, #0276ff 0%, #0276ff00 100%);
}

.main-section-1 .section-guide2 .section-guide2-line3 {
  position: absolute;
  top: 650px;
  left: 110px;
}

.main-section-1 .section-guide2 .section-guide2-line3 .line {
  width: 112px;
  height: 2px;
  background-image: linear-gradient(270deg, #0276ff 0%, #0276ff00 100%);
}

.main-section-1 .section-guide2 .section-guide2-line4 {
  position: absolute;
  top: 440px;
  right: 180px;
}

.main-section-1 .section-guide2 .section-guide2-line4 .line {
  width: 126px;
  height: 2px;
  background-image: linear-gradient(270deg, #0276ff00 0%, #0276ff 100%);
}

.main-section-1 .section-guide2 .section-guide2-line5 {
  position: absolute;
  top: 620px;
  right: 125px;
}

.main-section-1 .section-guide2 .section-guide2-line5 .line {
  width: 110px;
  height: 2px;
  background-image: linear-gradient(270deg, #0276ff00 0%, #0276ff 100%);
}

.main-section-2 {
  padding-top: 147px;
  padding-bottom: 120px;
}

.main-section-2 .guide-logo {
  width: 179px;
  height: 44px;
  margin-right: 12px;
}

.main-section-2 .section-ul li {
  display: flex;
  width: 626px;
  height: 135px;
  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;
}

.main-section-2 .section-guide {
  position: relative;
  display: flex;
  margin-top: 64px;
}

.main-section-2 .section-li-icon {
  width: 40px;
  height: 40px;
  margin: 19px 32px auto 32px;
}

.main-section-2 .section-li-title {
  color: #333;
  font-size: 22px;
  font-weight: 600;
}

.main-section-2 .section-li-desc {
  width: 326px;
  margin-top: 15px;
  color: #5f5f5f;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 24px;
}

.main-section-2 .guide-right>img {
  position: absolute;
  right: 0;
  bottom: -10px;
  width: 753px;
  height: 455px;
}

.main-section-3 {
  padding-top: 140px;
  padding-bottom: 140px;
}

.main-section-3 .guide-logo {
  width: 175px;
  height: 44px;
  margin-right: 12px;
}

.main-section-3 .section-guide-img>img {
  display: block;
  width: 1164px;
  height: 532px;
  margin-top: 64px;
}

.main-section-4 {
  width: 100%;
  height: 956px;
  padding-top: 144px;
  background: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/standard-solution/section4-bg.png) no-repeat;
  background-position: bottom;
  background-size: contain;
}

.main-section-4 .guide-logo {
  width: 44px;
  height: 44px;
  margin-right: 12px;
}

.main-section-4 .section-guide {
  display: flex;
  justify-content: space-between;
}

.main-section-4 .section-guide .section-guide-img {
  width: 674px;
  height: 418px;
  margin-top: 64px;
}

.main-section-4 .section-guide .section-guide-txt {
  width: 365px;
  margin-top: 192px;
  color: #333;
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
}

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

/* banner 新版本迭代样式 */

.base-standard-banner .banner-section{
  display: flex;
  margin-top: 150px;
  justify-content: space-between;
}

.base-standard-banner .banner-introduce{
  margin-top: 67px;
  width: 456px;
}

.base-standard-banner .banner-title img{
  width: 415px;
  height: 70px;
  margin-left: 0;
}

.base-standard-banner .banner-desc{
  margin-top: 15px;
  font-size: 19px;
  color: #5F5F5F;
  letter-spacing: 0.95px;
  line-height: 32.3px;
}

.base-standard-banner .right-content{
  width: 640px;
  height: 350px;
  position: relative;
}

.base-standard-banner .right-content .tab-wrap{
  position: absolute;
  top: -8px;
  left: 29px;
  display: flex;
  align-items: center;
  padding: 3px;
  border-radius: 4px;
  background: #fff;
  z-index: 10;
}

.base-standard-banner .right-content .tab-wrap .tab-item{
  padding: 6px 17px;
  border-radius: 4px;
  background: #fff;
  margin-right: 6px;
  transition: all 1s ease;
}

.base-standard-banner .right-content .tab-wrap .tab-item:last-of-type{
  margin-right: 0;
}

.base-standard-banner .right-content .tab-wrap .tab-item-active{
  background: #0276FF;
}

.base-standard-banner .right-content .tab-wrap .tab-item-bg{
  width: 54px;
  height: 13px;
  object-fit: contain;
}

.swiper-wrap{
  width: 591px;
  height: 342px;
  position: absolute;
  top: 0;
  right: 0;
  box-shadow: 0 8px 22px 0 #00184a21;
  border-radius: 8px;
  /* overflow-y: clip; */
}

.banner-wrap-bg{
  width: 591px;
  height: 342px;
  position: absolute;
  top: 0;
  right: 0;
  box-shadow: 0 8px 22px 0 #00184a21;
  border-radius: 8px;
  z-index: 2;
}

.base-standard-banner .right-content .swiper-slide{
  background-repeat: no-repeat;
  background-size:  cover;
  background-position: 0 0 ;
  position: absolute;
  width: 565px;
  height:288px;
  transform: translateZ(0);

}

.base-standard-banner .right-content .swiper-wrap .swiper-slide:nth-of-type(2){
  /* background-image: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/standard-solution/banner-swiper-bg1.png); */
  bottom: 19px;
  right: 13px;
  z-index: 2;
}

.base-standard-banner .right-content .swiper-wrap .swiper-slide:nth-of-type(3){
  /* background-image: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/standard-solution/banner-swiper-bg2.png); */
  bottom: 6px;
  right: -20px;
  z-index: 1;
  height:275px;
}

.base-standard-banner .right-content .swiper-wrap .swiper-slide:nth-of-type(4){
  /* background-image: url(https://cloudpnrcdn.oss-cn-shanghai.aliyuncs.com/hfwebsite/new-public/images/standard-solution/banner-swiper-bg3.png); */
  bottom: 1px;
  right: -40px;
  z-index: 0;
  height:255px;
}