.flex {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.fd:hover,
.fd:focus {
  -webkit-animation: fd 1s;
  animation: fd 1s;
  box-shadow: 0 0 0 2em rgba(255, 255, 255, 0);
  -webkit-transform: translateY(-3px);
  transform: translateY(-3px);
}
@-webkit-keyframes fd {
  0% {
    box-shadow: 0 0 0 0 var(--hover);
  }
}
@keyframes fd {
  0% {
    box-shadow: 0 0 0 0 var(--hover);
  }
}
.banner {
  width: 100%;
  height: 832px;
  position: relative;
}
.banner::before {
  width: 100%;
  height: 184px;
  position: absolute;
  bottom: 0px;
  left: 0px;
  border-left: 0 0px solid;
  content: "";
  background: url("../images/bg1.png") no-repeat center;
  z-index: 999;
}
.banner .slideBox {
  position: relative;
}
.banner .bd ul {
  width: 100%;
}
.banner .bd ul li {
  width: 100%;
  position: relative;
  height: 832px;
}
.banner .bd ul li img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.banner .prev {
  width: 50px;
  height: 50px;
  display: block;
  background: url("../images/arrows.png") no-repeat left center;
  transition: 0.5s;
  position: absolute;
  top: 50%;
  left: 100px;
  z-index: 999;
  transform: translateY(-25px);
}
.banner .next {
  width: 50px;
  height: 50px;
  display: block;
  background: url("../images/arrows.png") no-repeat right center;
  transition: 0.5s;
  transform: translateY(-25px);
  position: absolute;
  top: 50%;
  right: 100px;
  z-index: 999;
}
.banner .hd {
  width: 481px;
  height: 22px;
  position: absolute;
  bottom: 65px;
  right: 0px;
  border-right: 65px 0px solid;
  background: url("../images/hd1.png") no-repeat center;
  z-index: 99999;
  box-sizing: border-box;
  padding: 10px 280px 0 135px;
}
.banner .hd ul {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.banner .hd ul li.on {
  font-weight: bold;
}
.banner .hd ul li {
  font-size: 14px;
  line-height: 12px;
  color: #fff;
}
@media screen and (max-width: 1680px) {
  .banner {
    height: 728px;
  }
  .banner .bd ul li {
    height: 728px;
  }
}
@media screen and (max-width: 1440px) {
  .banner {
    height: 624px;
  }
  .banner .bd ul li {
    height: 624px;
  }
}
.biaoti {
  width: 428px;
  height: 123px;
  background: url(../images/bt1.png) no-repeat left top;
  box-sizing: border-box;
  padding: 12px 0 0 50px;
  margin-left: -48px;
  transition: 1s;
}
.biaoti h3 {
  font-size: 36px;
  line-height: 36px;
  font-weight: bold;
  color: #404040;
}
.biaoti h3 a {
  color: #404040;
}
.biaoti img {
  display: block;
  margin: 23px 0 12px;
}
.biaoti p {
  letter-spacing: 6.4px;
  color: #747474;
  font-size: 14px;
  line-height: 12px;
}
.product {
  width: 100%;
  height: 1050px;
  padding-top: 72px;
  box-sizing: border-box;
  background: url(../images/bg2.png) no-repeat center 407px;
  overflow: hidden;
}
.product .slideTxtBox1 {
  width: 100%;
  position: relative;
  height: 802px;
  margin-top: 52px;
}
.product .slideTxtBox1 .hd {
  width: 100%;
  height: 474px;
}
.product .slideTxtBox1 .hd ul {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
//.product .slideTxtBox1 .hd ul li:nth-child(3) {
//  width: 411px;
//  height: 552px;
//  margin-top: -78px;
//}
//.product .slideTxtBox1 .hd ul li:nth-child(3) .tu {
 // height: 426px;
//}
.product .slideTxtBox1 .hd ul li.on .tu img {
  transform: scale(1.2);
}
.product .slideTxtBox1 .hd ul li.on .ti {
  font-weight: bold;
}
.product .slideTxtBox1 .hd ul li {
  width: 238px;
  height: 394px;
  background-color: #ffffff;
  border: solid 1px #e5e5e5;
  box-sizing: border-box;
  padding: 16px;
}
.product .slideTxtBox1 .hd ul li .tu {
  display: block;
  width: 100%;
  height: 270px;
  overflow: hidden;
}
.product .slideTxtBox1 .hd ul li .tu img {
  width: 100%;
  height: 100%;
  transition: 1s;
}
.product .slideTxtBox1 .hd ul li .ti {
  width: 100%;
  height: 60px;
  line-height: 55px;
  text-align: center;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: url("../images/ti1.png") no-repeat center bottom;
  font-size: 18px;
  color: #474747;
}
.product .slideTxtBox1 .hd ul li p {
  text-align: center;
  line-height: 31px;
  font-size: 12px;
  color: #ababab;

  display: none;
}
.product .slideTxtBox1 .picScroll-left {
  width: 100%;
  margin-top: -28px;
  position: relative;
}
.product .slideTxtBox1 .picScroll-left .tit {
  position: absolute;
  top: -20px;
  right: 0px;
  transition: 1s;
}
.product .slideTxtBox1 .picScroll-left .arrow {
  width: 76px;
  height: 74px;
  position: absolute;
  top: 107px;
  right: 337px;
  z-index: 99;
}
.product .slideTxtBox1 .picScroll-left .arrow a {
  display: block;
  width: 38px;
  height: 38px;
  background: url("../images/jt1.png") no-repeat center;
}
.product .slideTxtBox1 .picScroll-left .arrow .next1 {
  background: url("../images/jt2.png") no-repeat center;
  float: right;
}
.product .slideTxtBox1 .picScroll-left .bdss {
  overflow: hidden;
  width: 805px;
}
.product .slideTxtBox1 .picScroll-left li:hover img {
  transform: scale(1.2);
}
.product .slideTxtBox1 .picScroll-left li {
  width: 237px;
  height: 237px;
  overflow: hidden;
  float: left;
  margin-right: 46px;
}
.product .slideTxtBox1 .picScroll-left li img {
  width: 100%;
  height: 100%;
  transition: 1s;
}
.service {
  width: 100%;
  height: 1035px;
  position: relative;
  margin-top: -26px;
  padding-top: 170px;
  box-sizing: border-box;
  background: url("../images/bg3.jpg") no-repeat center top;
  overflow: hidden;
}
.service .pic {
  width: 839px;
  height: 839px;
  border-radius: 50%;
  box-shadow: 0px 0px 38px 0px rgba(0, 0, 0, 0.57);
  position: absolute;
  top: -75px;
  right: -405px;
  transition: 0.5s;
}
.service .slideTxtBox3 {
  position: relative;
  width: 100%;
}
.service .slideTxtBox3 .dh {
  height: 34px;
  position: absolute;
  top: 542px;
  left: 315px;
  box-sizing: border-box;
  padding-left: 31px;
  background: url("../images/dh2.png") no-repeat left center;
  font-size: 14px;
  line-height: 12px;
  color: #414141;
  transition: 1s;

  
  display: none;  
}
.service .slideTxtBox3 .dh::after {
  width: 616px;
  height: 1px;
  background-color: #f0f0f0;
  content: "";
  position: absolute;
  top: 21px;
  left: -640px;
}
.service .slideTxtBox3 .dh p {
  color: #414141;
  margin-top: 7px;
  font-size: 18px;
  line-height: 15px;
  font-weight: bold;
}
.service .hd {
  width: 500px;
  float: left;
  margin-top: 41px;
  margin-left: 34px;
}
.service .hd li.on {
  margin-left: 70px;
}
.service .hd li.on i {
  background: #ffc33c url(../images/fw11.png) no-repeat center;
}
.service .hd li.on p {
  font-weight: bold;
  background: url("../images/mo1.png") no-repeat right center;
}
.service .hd li:nth-child(2) i {
  background: #3283e6 url(../images/fw2.png) no-repeat center;
}
.service .hd li:nth-child(2).on i {
  background: #ffc33c url(../images/fw21.png) no-repeat center;
}
.service .hd li:nth-child(3) i {
  background: #3283e6 url(../images/fw3.png) no-repeat center;
}
.service .hd li:nth-child(3).on i {
  background: #ffc33c url(../images/fw31.png) no-repeat center;
}
.service .hd li {
  margin-top: 43px;
  transition: 0.5s;
  cursor: pointer;
  height: 98px;
  border-bottom: 1px solid #eceef3;
  box-sizing: border-box;
  padding: 12px 0 0 85px;
  position: relative;
  display: inline-block;
}
.service .hd li i {
  width: 66px;
  height: 66px;
  transition: 0.5s;
  border-radius: 50%;
  background: #3283e6 url(../images/fw1.png) no-repeat center;
  position: absolute;
  top: 0px;
  left: 0px;
}
.service .hd li p {
  font-size: 22px;
  line-height: 22px;
  color: #363636;
  display: inline-block;
  padding-right: 70px;
  background: url(../images/mo1.png) no-repeat 300px center;
  transition: 0.5s;
}
.service .hd li p a {
  color: #363636;
}
.service .hd li span {
  display: block;
  margin-top: 16px;
  font-size: 12px;
  line-height: 9px;
  color: #8e8e8e;
}
.service .bd {
  float: right;
  margin-right: -142px;
  width: 825px;
}
.service .bd .tu {
  display: block;
  width: 184px;
  height: 184px;
  background: url("../images/yuan.png") no-repeat center;
  position: relative;
  float: left;
  margin-top: 132px;
}
.service .bd .tu img {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  margin: auto;
}
.service .bd .zi {
  float: right;
  margin-top: -72px;
  width: 574px;
  height: 574px;
  background: rgba(50, 131, 230, 0.71);
  border-radius: 50%;
  position: relative;
  box-sizing: border-box;
  padding: 147px;
}
.service .bd .zi::before {
  width: 231px;
  height: 2px;
  background-color: #ffffff;
  content: "";
  position: absolute;
  top: 50%;
  left: -105px;
  z-index: 9999;
}
.service .bd .zi b {
  font-size: 18px;
  line-height: 18px;
  font-weight: bold;
  color: #fff;
}
.service .bd .zi em {
  display: block;
  width: 40px;
  height: 3px;
  background-color: #ffdf00;
  margin: 38px 0 20px;
}
.service .bd .zi p {
  line-height: 36px;
  letter-spacing: 0px;
  color: #ffffff;
  opacity: 0.8;
  font-size: 16px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.service .bd .zi .mo {
  width: 144px;
  height: 41px;
  background-color: #ffffff;
  border-radius: 20.5px;
  display: block;
  text-align: center;
  line-height: 41px;
  font-size: 14px;
  color: #000000;
  margin-top: 32px;

    display: none; 
}
.case {
  width: 100%;
  height: 760px;
  background: url(../images/bg3.jpg) no-repeat center -1035px;
  /* overflow: hidden; */
}
.case .biaoti {
  margin-top: -55px;
}
.case .swiper-case {
  width: 100%;
  height: 485px;
  box-sizing: border-box;
  padding: 43px 50px 0;
  margin-top: 38px;
  overflow: hidden;
}
.case .swiper-case li:hover .tu img {
  transform: scale(1.2);
}
.case .swiper-case li:hover .ti {
  color: #3283e6;
}
.case .swiper-case li {
  width: 569px;
  height: 440px;
  background-color: #ffffff;
  border: solid 1px #eaeaea;
  box-sizing: border-box;
  padding: 21px;
  transition: 0.5s;
}
.case .swiper-case li .tu {
  display: block;
  width: 100%;
  height: 355px;
  overflow: hidden;
  transition: 0.5s;
}
.case .swiper-case li .tu img {
  width: 100%;
  height: 100%;
  transition: 1s;
  object-fit: cover;
}
.case .swiper-case li .ti {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 300px;
  line-height: 60px;
  font-size: 16px;
  box-sizing: border-box;
  padding-left: 42px;
  color: #474747;
  background: url("../images/ti2.png") no-repeat left center;
  transition: 0.3s;
  float: left;
}
.case .swiper-case li .mo {
  float: right;
  line-height: 60px;
  display: block;
  text-align: right;
  font-size: 14px;
  color: #6b7e9f;
  width: 190px;
  background: url("../images/mo2.png") no-repeat left center;
}
.case .swiper-case .swiper-slide-next {
  transform: scale(1.1, 1);
  height: 485px;
  margin-top: -43px;
}
.case .swiper-case .swiper-slide-next .tu {
  height: 396px;
}
.case .swiper-case .swiper-slide-next .ti {
  transform: scale(0.9, 1);
  margin-left: -10px;
}
.case .swiper-case .swiper-slide-next .mo {
  transform: scale(0.9, 1);
  margin-right: -10px;
}
.case .arrow {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  height: 97px;
  line-height: 67px;
  margin-top: 15px;
  background: url("../images/hd2.png") no-repeat center top;
  box-sizing: border-box;
  padding: 30px 320px 0;
}
.case .arrow div {
  width: 27px;
  height: 67px;
  background: url("../images/jt3.png") no-repeat center;
  cursor: pointer;
  outline: none;
}
.case .arrow .next2 {
  background: url("../images/jt4.png") no-repeat center;
}
.case .arrow .mo {
  display: block;
  width: 67px;
  height: 67px;
  background-color: #3283e6;
  border-radius: 50%;
  text-align: center;
  font-family: Arial;
  font-size: 16px;
  color: #fff;
}
.about {
  width: 100%;
  padding-top: 103px;
  padding-bottom: 75px;
  background: url(../images/bg3.jpg) no-repeat center -1795px;
  overflow: hidden;
}
.about .left {
  float: left;
  margin-left: -100px;
  width: 660px;
  height: 820px;
  position: relative;
  z-index: 99;
}
.about .left .pic {
  width: 488px;
  height: 603px;
  background-color: #384077;
  box-shadow: 30.7px 32.9px 35px 0px rgba(0, 0, 0, 0.2);
  z-index: 99;
  transition: 1.2s;
}
.about .left .pic2 {
  position: absolute;
  top: 190px;
  right: 0px;
  width: 272px;
  height: 509px;
  z-index: -1;
  transition: 0.8s;
}
.about .right {
  float: right;
  width: 600px;
  margin-top: 85px;
}
.about .right .biaoti {
  float: right;
  width: 334px;
  background: url(../images/bt2.png) no-repeat left top;
}
.about .right .ti {
  width: 100%;
  height: 59px;
  line-height: 59px;
  margin-top: 72px;
  background: url("../images/ti3.png") no-repeat right center;
  box-sizing: border-box;
  padding-left: 37px;
  font-size: 22px;
  color: #414141;
}
.about .right .yi {
  color: #8e8e8e;
  font-size: 12px;
  line-height: 12px;
  box-sizing: border-box;
  padding-left: 37px;
}
.about .right em {
  display: block;
  margin: 32px 0 23px 37px;
  width: 33px;
  height: 5px;
  background-color: #ffdf00;
  border-radius: 2.5px;
}
.about .right .jie {
  line-height: 32px;
  letter-spacing: 0px;
  color: #6c6c6c;
  font-size: 15px;
  box-sizing: border-box;
  padding-left: 35px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}
.about .right ul {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 62px;
}
.about .right ul li.on {
  background: #3283e6 url(../images/g11.png) no-repeat 35px center;
  box-shadow: none;
}
.about .right ul li.on a {
  color: #fff;
}
.about .right ul li:nth-child(2) {
  background: #ffffff url(../images/g2.png) no-repeat 35px center;
}
.about .right ul li:nth-child(2).on {
  background: #3283e6 url(../images/g21.png) no-repeat 35px center;
}
.about .right ul li:nth-child(3) {
  background: #ffffff url(../images/g3.png) no-repeat 35px center;
}
.about .right ul li:nth-child(3).on {
  background: #3283e6 url(../images/g31.png) no-repeat 35px center;
}
.about .right ul li {
  width: 162px;
  height: 51px;
  background: #ffffff url(../images/g1.png) no-repeat 35px center;
  box-sizing: border-box;
  padding-left: 60px;
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.08);
  line-height: 51px;
  font-size: 16px;
  color: #898989;
  transition: 0.5s;
}
.about .right ul li a {
  color: #898989;
  transition: 0.3s;
}
.about .right .dh {
  height: 34px;
  margin-top: 30px;
  float: right;
  box-sizing: border-box;
  padding-left: 31px;
  background: url("../images/dh2.png") no-repeat left center;
  font-size: 14px;
  line-height: 12px;
  color: #414141;

    display: none; 
}
.about .right .dh p {
  color: #414141;
  margin-top: 7px;
  font-size: 18px;
  line-height: 15px;
  font-weight: bold;
}
.about .list {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.about .list li:hover .tu {
  box-shadow: 1px 3.9px 18px 0px rgba(0, 0, 0, 0.2);
  margin-top: -20px;
}
.about .list li:hover .tu img {
  transform: scale(1.2);
}
.about .list li:hover .ti {
  color: #3283e6;
}
.about .list li {
  transition: 0.5s;
  width: 298px;
}
.about .list li .tu {
  display: block;
  width: 100%;
  height: 412px;
  border: solid 1px #e6e6e6;
  box-sizing: border-box;
  padding: 10px;
  transition: 0.5s;
}
.about .list li .tu a {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.about .list li .tu a img {
  width: 100%;
  height: 100%;
  transition: 1s;
}
.about .list li .ti {
  display: block;
  width: 100%;
  margin-top: 13px;
  font-size: 16px;
  line-height: 16px;
  color: #858585;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}
.news {
  width: 100%;
  height: 905px;
  background: url("../images/bg4.jpg") no-repeat center top;
  padding-top: 66px;
  box-sizing: border-box;
}
.news .biaoti {
  margin: 0 auto;
  width: 291px;
  height: 93px;
}
.news ul {
  width: 100%;
  position: relative;
  box-sizing: border-box;
  padding-left: 530px;
  margin-top: 56px;
}
.news ul li:hover .tu img {
  transform: scale(1.2);
}
.news ul li:hover .zi .ti {
  color: #3283e6;
}
.news ul li:hover .zi .shi i {
  background-color: #ffdf00;
}
.news ul li:nth-child(3) {
  margin-top: 28px;
}
.news ul li {
  width: 752px;
  height: 284px;
  background-color: #ffffff;
  box-sizing: border-box;
  padding: 20px 23px;
}
.news ul li:first-child {
  position: absolute;
  top: 0px;
  left: 0px;
  width: 500px;
  height: 594px;
  box-shadow: 1px 3.9px 18px 0px rgba(0, 0, 0, 0.2);
}
.news ul li:first-child .tu {
  width: 100%;
  height: 346px;
}
.news ul li:first-child .zi {
  width: 100%;
  margin-top: 24px;
}
.news ul li:first-child .zi .ti {
  height: 47px;
  line-height: 38px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  background: url("../images/ti6.png") no-repeat center bottom;
}
.news ul li:first-child .zi .ti::after {
  top: 15px;
}
.news ul li .tu {
  display: block;
  width: 309px;
  height: 244px;
  float: left;
  overflow: hidden;
}
.news ul li .tu img {
  width: 100%;
  height: 100%;
  transition: 1s;
}
.news ul li .zi {
  float: right;
  width: 353px;
  margin-top: 20px;
}
.news ul li .zi .ti {
  width: 100%;
  display: block;
  height: 82px;
  background: url("../images/ti5.png") no-repeat center bottom;
  transition: 0.3s;
  line-height: 30px;
  letter-spacing: 0px;
  color: #525252;
  font-size: 18px;
  position: relative;
  box-sizing: border-box;
  padding-left: 18px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.news ul li .zi .ti::after {
  width: 9px;
  height: 9px;
  background: url("../images/ti4.png") no-repeat center;
  position: absolute;
  top: 10px;
  left: 0px;
  content: "";
}
.news ul li .zi .jie {
  line-height: 30px;
  letter-spacing: 0px;
  color: #999999;
  margin: 28px 0 22px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.news ul li .zi .shi {
  line-height: 16px;
  box-sizing: border-box;
  padding-left: 67px;
  font-size: 12px;
  color: #747474;
  position: relative;
}
.news ul li .zi .shi i {
  display: block;
  text-align: center;
  width: 60px;
  height: 16px;
  background-color: #e5e5e5;
  font-size: 12px;
  color: #747474;
  position: absolute;
  top: 0px;
  left: 0px;
  transition: 0.5s;
}