.background {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.bannerBg {
  width: 100%;
  height: 100%;
  z-index: -1;
}
/* 内容 */
.details-logo {
  margin: 62px 0px 0px 23px;
}
.active {
  line-height: 60px;
  background: #5298EB;
}

.active-color {
  height: 18px;
  font-size: 16px;
  color: #FFFFFF !important;
  letter-spacing: 0;
  line-height: 18px;
  font-weight: 500;
  margin-left: 0px;
  padding-left: 10px;
  border-left: 3px solid #fff;
}

/* con */
.detailsItem {
  background: url('/static/img/products/luanqianse.png') no-repeat;
  margin-top: 60px;
}

.ml360 {
  /* margin-left: 360px; */
  display: flex;
  width: 1200px;
  margin: auto;
}

.detailsItem-nav {
  width: 280px;
  height: 960px;
  background: #FFFFFF;
  box-shadow: 0px 0px 20px 0px rgba(55, 53, 55, 0.3);
  border-radius: 2px;
  margin-top: -150px;
  border-top: 4px solid #4A90E2;
}

.detailsItem-title {
  height: 28px;
  font-size: 28px;
  color: #000000;
  letter-spacing: 0;
  line-height: 28px;
  font-weight: 500;
  margin: 47px 0px 0px 40px;
}

/* 侧栏 */
.detailsItem-side {
  margin-top: 40px;
}

.detailsItem-side>li {
  line-height: 58px;
  border-bottom: 1px solid #f3f5fb;
  cursor: pointer;
}

.detailsItem-side>li>a {
  height: 18px;
  font-size: 16px;
  color: #666666;
  font-weight: 500;
  margin-left: 40px;
}

/* hover内容 */
.detailsItem-hover {
  display: none;
}

.detailsItem-hover>li {
  width: 280px;
  height: 60px;
  line-height: 58px;
  background: #f8f9fb;
  border-bottom: 1px solid #f3f5fb;
}

.detailsItem-hover>li>a {
  height: 18px;
  font-size: 16px;
  color: #666666;
  font-weight: 500;
  margin-left: 50px;
  /*display: flex;
  justify-content: center;*/
}

/* hover */
.detailsItem-side>li:hover {
  line-height: 60px;
  background: #5298EB;
}

.detailsItem-side>li:hover .detailsItem-hover {
  display: block;
}

.detailsItem-side>li:hover .detailsItem-hover>li>a {
  color: #666;
  border-left: none;
}

.detailsItem-side>li>ul>li:hover>a {
  color: #5298EB !important;
}


.detailsItem-side>li:hover>a {
  color: #FFFFFF;
  line-height: 18px;
  margin-left: 25px;
  padding-left: 10px;
  border-left: 3px solid #fff;
}
/* 右侧 */
.detailsItem-content {
  width: 900px;
  margin: -50px 0px 0px 20px;
}

.detailsItemtop {
  border-bottom: 1px solid #DCDCDC;
}

.detailsItemtop>ul {
  display: flex;
}

.detailsItemtop>ul>li {
  height: 20px;
  margin-bottom: 10px;
}

.detailsItemtop>ul>li>a {
  height: 20px;
  font-size: 14px;
  color: #000000;
  font-weight: 500;
}

.detailsItemtop>ul>li>a:hover {
  color: #5298EB;
}

.resume {
  /* height: 180px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-top: 20px;
  color: #000000;
  letter-spacing: 0;
}

.resume-title {
  height: 16px;
  font-size: 16px;
  text-align: center;
  line-height: 16px;
  font-weight: 600;
  padding: 32px 0px 0px 0px;
}


.line {
  width: 16px;
  height: 2px;
  background: #5298EB;
  margin: 4px 0px 0px 442px;
}

.fragment {
  font-size: 14px;
  line-height: 22px;
  font-weight: 500;
  padding: 20px 24px 59px 24px;
}

/* 简历图片 */
.resumeImg {
  padding: 0px 24px 30px 24px;
  display: flex;
  justify-content: space-between;
  position: relative;
}

.imgItem1 {
  width: 285px;
  height: 180px;
}

.imgItem2 {
  width: 320px;
  height: 200px;
  position: absolute;
  top: -20px;
  left: 290px;
}

/* 功能特点 */
.features {
  /* min-height: 582px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-top: 20px;
  padding-bottom: 30px;
}

.functional {
  /* width: 804px; */
  margin: 20px 24px 0px 24px;
  display: flex;
  flex-wrap: wrap;
}

.functionalItem {
  width: 400px;
  display: flex;
  flex-direction: row;
  border-bottom: 1px solid #eee;
  margin-right: 23px;
}

.functionalItem img {
  width: 78px;
  padding: 30px 16px 65.5px 34.5px;
}

.functionalItem:nth-child(2n) {
  margin-right: 0px;

}

.functionalItem:nth-child(5),
.functionalItem:nth-child(6) {
  border-bottom: none;
}

.itemChild {
  padding: 20px 0px 0px 16px;
}



.functionalItem-title {
  height: 22px;
  font-size: 14px;
  color: #5298EB;
  letter-spacing: 0;
  line-height: 22px;
  font-weight: 600;
}

.functionalItem-resume {
  /*height: 66px;*/
  font-size: 14px;
  color: #000000;
  letter-spacing: 0;
  line-height: 22px;
  font-weight: 200;
  margin: 6px 0px 33px 0px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}

/* 产品优势 */
.advantages {
  /* height: 446px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin: 20px 0px;
}

.advantagesItem {
  margin: 56px 44px 0px 24px;
  display: flex;
  flex-wrap: wrap;
}

.advantagesChild {
  width: 193px;
  height: 120px;
  background: url('/static/img/products/youshi.png') center no-repeat;
  /* background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1); */
  border-radius: 2px;
  margin: 0px 20px 55px 0px;
}

.advantagesChild:nth-child(4n) {
  margin-right: 0px;
}


.advantagesChild-con {
  height:35px;
  font-size: 16px;
  color: #FFFFFF;
  text-align: center;
  font-weight: 500;
  line-height: 25px;
  padding: 10px 10px 19px 10px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.advantagesChild .advantagesChild-top {
  width: 72px;
  height: 72px;
  border: 1px solid rgba(237, 237, 237, 1);
  border-radius: 36px;
  margin: -32px 0px 0px 64px;
  /*background: #1836A5;*/
}

.advantagesChild .advantagesChild-top img {
  width: 64px;
  height: 64px;
  margin: 4px;
}

.bg{
background:#5298EB;
}
/* 客户价值 */
.customer {
  /* min-height: 294px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-bottom: 60px;
}

.customerItem {
  padding: 20px 24px 30px 24px;
  display: flex;
  flex-wrap: wrap;
}

.customerChild {
  width: 276px;
  height: 180px;
  background: #FFFFFF;
  box-shadow: 0px 0px 12px 0px rgba(241, 244, 249, 1);
  margin: 0px 12px 20px 0px;
}

.customerChild:nth-child(3n) {
  margin-right: 0px;
}

.customerChild .customerChild-bg img{
  width: 90px;
  height: 90px;
  margin: 12px 0px 12px 93px;
}


.customerChild-con {
  height: 22px;
  font-size: 16px;
  color: #5298EB;
  letter-spacing: 0;
  text-align: center;
  font-weight: 500;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  padding: 18px 10px;
}

.line1 {
  width: 240px;
  height: 1px;
  border-bottom: 1px solid #5298EB;
  margin-left: 18px;
}

/* 拓扑图 */
.graph {
  /* min-height: 630px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-bottom: 60px;
}

.graphImg  img{
  width: 850px;
  padding: 16px 25px 30px 25px;
}

#back_top {
  display: block;
  width: 50px;
  height: 50px;
  position: fixed;
  bottom: 50px;
  right: 40px;
  border-radius: 10px 10px 10px 10px;
  box-shadow: rgb(0 0 0 / 18%) 0px 0px 8px 0px;
  text-decoration: none;
  display: none;
  background-color: #fff;
  z-index: 9;
}

/* 产品型号 */
.model {
  /* min-height: 260px; */
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-bottom: 60px;
}

.modelImg img {
  width: 850px;
  padding: 16px 25px 30px 25px;
}