.background {
  display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}
.bannerBg {
  width: 100%;
  height: 100%;
  z-index: -1;
}

body {
   background: #F8F9FB;
}
/* 侧栏 */
.powerItem {
  background: url('/static/img/home/luanshense.png') no-repeat right bottom;
  margin-top: 60px;
}

.ml360 {
  display: flex;
  width: 1100px;
  margin: 0 auto;
  flex-direction: row;
}


.powerSide-nav {
  width: 280px;
  background: #FFFFFF;
  box-shadow: 0px 0px 20px 0px rgba(211, 216, 227, 1);
  border-radius: 2px;
  margin-top: -150px;
  border-top: 4px solid #4A90E2;
  padding: 42px 0px 142px 0px;
}

.powerSide-title {
  width: 170px;
  font-size: 28px;
  color: #000000;
  letter-spacing: 0;
  line-height: 28px;
  font-weight: 500;
  padding: 0px 120px 47px 40px;
}


.powerSide-ul>li {
  line-height: 60px;
  border-bottom: 1px solid #eee;
  cursor: pointer;
}

.powerSide-ul>li>a {
  height: 60px;
  font-size: 16px;
  color: #666666;
  font-weight: 500;
  margin-left: 40px;
}

/* 二级 */
.powerSide-hover {
  display: none;
}

.powerSide-hover>li {
  /* width: 280px;*/
  height: 60px;
  line-height: 58px;
  background: #f8f9fb;
  border-bottom: 1px solid #f3f5fb;
  display: flex;
  justify-content: center;
}

.powerSide-ul>li>.powerSide-hover>li>a {
  font-size: 16px;
  color: #666666;
  font-weight: 500;
  margin-left: 6px;
  border-left: none;
  padding-left: 0px;
}

.powerSide-hover>li>img {
  width: 26px;
  height: 26px;
  padding: 17px 10px 17px 66px;
}

.powerSide-img {
  display: none;
}

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

.powerSide-ul>li:hover .powerSide-hover {
  display: block;
}

.powerSide-ul>li>.powerSide-hover>li>a:hover {
  font-size: 16px;
  color: #5298EB;
  font-weight: 500;
}

.powerSide-hover>li:hover img {
  display: none;
}

.powerSide-hover>li:hover .powerSide-img {
  display: block;
}

.powerSide-ul>li:hover a {
  font-size: 16px;
  color: #FFFFFF;
  font-weight: 500;
  margin-left: 25px;
  padding-left: 10px;
  border-left: 3px solid #fff;
}

.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;
}

.display {
  display: block !important;
}

/*  */
.powerSideChildtop {
  padding: 0px 697px 10px 0px;
  border-bottom: 1px solid #DCDCDC;
}

.powerSideChildtop>ul {
width: 230px;
  display: flex;
}

.powerSideChildtop>ul>li {
  height: 20px;
  /* margin-bottom: 10px;*/
}

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

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

.powerSideChild {
  /*width: 900px;
  margin: -50px 0px 0px 20px;*/
  margin-top: -50px;
  padding: 0px 0px 0px 20px;
}

.powerSideChildcon {
  display: flex;
  flex-wrap: wrap;
  margin-top: 20px;
}

.generation {
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(233, 237, 244, 1);
  margin-right: 20px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.generation-bg img {
  width: 76px;
  height: 76px;
  padding: 24px 182px 12px 182px;
}

.generation-resume {
  font-size: 16px;
  color: #000000;
  text-align: center;
  font-weight: 600;
  padding: 0px 0px 26px 0px;
}
/* 设备最大宽度1440px */
 @media screen and (min-width: 1025px){
.ml360 {
    width: 1400px;
}
.powerSide-nav {
    width: 220px;
 }
 .powerSide-title {
     padding: 0px 20px 40px 32px;
 }
 .powerSide-ul>li>a {
     margin-left: 32px;
 }
 .powerSide-hover>li>img {
     padding: 17px 10px 17px 0px;
 }
 .generation {
     margin-right: 16px;
     margin-bottom: 16px;
 }
 .generation-bg img {
     padding: 24px 150px 12px 150px;
 }
 .generation:nth-child(3n) {
     margin-right: 0px;
 }
 .generation:nth-child(2n) {
     margin-right: 16px;
 }
}
/* 设备最大宽度1024px */
@media screen and (max-width: 1024px) {
.ml360 {
    width: 960px;
    position: relative;
}
.powerSideChild{
  margin-top:0px;
  padding:0px;
  min-height: 366px;
}
.powerSide-nav{
  width:100%;
  height:auto;
  border-bottom:none;
  background:none;
  border-top:none;
  position: absolute;
  top: -15.2%;
  left: -13px;
  margin:0px;
  white-space: nowrap;
  overflow-y: hidden;
  overflow-x: scroll;
  box-shadow: none;
  border-radius: 0px;
  padding:0;
}
.powerSide-nav::-webkit-scrollbar {
    display: none; /* 隐藏滚动条*/
}
.powerSide-nav>ul{
  display: flex;
  flex-wrap: nowrap;
}
.powerSide-title,.powerSideChildtop{
   display:none;
}
.powerSide-ul>li {
    line-height: 44px;
    border-bottom: none;
    /*border-right:1px solid #ccc;*/
    position: relative;
    flex: 0 0 14%;
}
.powerSide-ul>li::after{
    content: "";
    position: absolute;
    left: 0px;
    top: 1px;
    width: 1px;
    height: 39px;
    border-right: 1px solid #eeeeee;
}
.powerSide-ul>li::before{
    content: "";
    position: absolute;
    left: 1px;
    top: 39px;
    width: 140px;
    height: 1px;
    border-bottom: 1px solid #eeeeee;
}
.powerSide-nav>ul>span>li>a::before{
    content: "";
    position: absolute;
    top: 20px;
    left: 86px;
    width: 0px;height: 0px;
    border: 6px solid transparent;
    border-top-color: #666;
}
.powerSide-nav>ul>span:nth-child(2) li>a::before,.powerSide-nav>ul>span:nth-child(2) li:hover>a::before{
    left: 116px !important;
}
.powerSide-nav>ul>span>li:hover>a::before{
   content: "";
    position: absolute;
    top: 13px;
    left: 86px;
    width: 0px;height: 0px;
    border: 6px solid transparent;
    border-bottom-color: #5298EB;
}
.powerSide-nav>ul>span:nth-child(4)>li>a::before,.powerSide-nav>ul>span:nth-child(5)>li>a::before,.powerSide-nav>ul>span:nth-child(6)>li>a::before,
.powerSide-nav>ul>span:nth-child(7)>li>a::before,.powerSide-nav>ul>span:nth-child(8)>li>a::before,.powerSide-nav>ul>span:nth-child(9)>li>a::before,
.powerSide-nav>ul>span:nth-child(10)>li>a::before,.powerSide-nav>ul>span:nth-child(11)>li>a::before{
  display:none;
}
.powerSide-nav>ul>span:nth-child(2) li::before{
    width: 172px;
}
.powerSide-ul>li:hover::before{
    height: 2px;
    border-bottom: 2px solid #5298EB;
}
.powerSide-ul>li:hover{
   line-height: 44px;
    background: none;
}
.powerSide-ul>li>a{
   color: #666666 !important;
   margin: 15px 60px 14px 16px !important;
   padding-left:0px !important;
   border:none !important;
}
.powerSide-ul>li>.powerSide-hover>li>a:hover{
    color: #5298EB !important;
}
.powerSide-ul>li>a:hover {
    color: #5298EB !important;
    margin: 15px 60px 14px 16px !important;
    padding-left: 0px;
    border-left: none;
}
.active{
 background: none;
}
.powerSide-hover>li>img {
    padding: 17px 10px 17px 14px;
}
.active-color{
   line-height: 44px;
}
.generation {
    margin-right: 16px;
}
.generation-bg img {
     padding: 24px 116px 12px 117px;
 }
 .generation:nth-child(3n) {
     margin-right: 0px;
 }
 .generation:nth-child(2n) {
      margin-right: 16px;
  }
}
 /* 设备最大宽度750px */
@media screen and (max-width: 750px){
.bannerBg{
   height:220px;
}
.powerSide-hover>li>img,.industrySide-hover>li:hover .industrySide-img{
  display:none !important;
}
.ml360 {
    width: 345px;
    margin: auto;
    position: initial;
    margin: auto;
}
.powerSide-nav{
  left: -2px;
  top: -14.5%;
}
.powerItem {
    position: relative;
}
 .powerSideChild {
    width: 345px;
    margin: auto;
 }
 .generation {
     margin-bottom: 16px;
 }
.powerSideChildcon {
    margin-top: 15px;
}
.generation-bg img{
    width: 56px;
    height:56px;
    padding: 16px 53px 8px 55px;
}
.generation:nth-child(2n) {
    margin-right: 0px;
}
.generation-resume {
    font-size: 14px;
    padding: 0px 0px 16px 0px;
}
.generation:nth-child(3) {
    margin-right: 16px;
}
}