.common-header {
  width: 100%;
}
.common-header .bar {
  color: #fff;
  font-size: 12px;
  background: #222222;
  height: 30px;
  line-height: 30px;
}
.common-header .bar .lft span.split {
  color: #535353;
  margin: 0 15px;
}
.common-header .menu .logo img {
  min-width: 100px;
  width: auto;
  height: 75px;
}
.common-header .menu .link a {
  display: block;
  font-size: 16px;
  padding: 0 55px;
  font-weight: bold;
}
.common-header .menu .link a:last-child {
  padding-right: 0;
}

/* 通用底部 */
.common-footer {
  background: #1d1d1d;
}
.common-footer .container {
 padding: 110px 0 120px 0;
}
.common-footer .title {
  border-bottom: 1px solid #333333;
  position: relative;
  padding-bottom: 12px;
  color: #eeeeee;
  margin-bottom: 40px;
}
.common-footer .title:after {
  content: '';
  background: #004fa2;
  width: 30px;
  height: 3px;
  position: absolute;
  left: 0;
  bottom: -1.5px;
}
.common-footer .box1 p {
  line-height: 2;
  color: #cccccc;
  font-size: 16px;
}
.common-footer .box2 {
  margin-left: 70px;
  width: 195px;
}
.common-footer .box2 p {
  line-height: 2;
  font-size: 16px;
}
.common-footer .box2 a {
  color: #cccccc;
  display: block;
}
.common-footer .box2 a:hover {
  color: #eeeeee;
}
.common-footer .copyright{
  background: #2f2f2f;
  text-align: center;
  height: 40px;
  line-height: 40px;
  font-size: 14px;
}
.common-footer .copyright,
.common-footer .copyright a {
  color: #cccccc;
}


/* swiper */
#banner {
  width: 100%;
  height: 560px;
  overflow: hidden;
  position: relative;
}
#banner .bannerSwiper {
  width: 100%;
  height: 560px;
  position: absolute;
  left: 0;
  margin-left: 0;
}
#banner .swiper-slide .detail {
  height: 90px;
  background: rgba(0, 0, 0, 0.7);
  position: absolute;
  width: 100%;
  bottom: 0;
  color: #fff;
  opacity: 1;
  transition: opacity 0.3s 0.3s;
}
/* #banner .swiper-slide-active .detail {
  opacity: 1;
} */
#banner .swiper-slide .detail h3 {
  width: 950px;
  margin: 15px auto 0;
}
#banner .swiper-slide .detail p {
  width: 950px;
  margin: 5px auto 0;
}
#banner .swiper-slide .detail p span {
  width: 650px;
  display: block;
}
/**/
#banner .effect1 img {
  transform: scale(1.25, 1.25) translate(10%, 10%);
  transform: scale(1.1, 1.1) translate(4.545%, 4.545%);
  /*tr     =    (sc-1)/2sc*100%              */
  /* --1.25       0.25/2.5*100%=10%          */
}

#banner .leftUp img {
  -webkit-animation-name: leftUp;
  animation-name: leftUp;
}
@-webkit-keyframes leftUp {
  0% {
    transform: scale(1.1, 1.1) translate(4.545%, 4.545%);
  }
  100% {
    transform: scale(1.1, 1.1) translate(-4.545%, -4.545%);
  }
}
@keyframes leftUp {
  0% {
    transform: scale(1.1, 1.1) translate(4.545%, 4.545%);
  }
  100% {
    transform: scale(1.1, 1.1) translate(-4.545%, -4.545%);
  }
}

#banner .moveRight img {
  -webkit-animation-name: moveRight;
  animation-name: moveRight;
}
@-webkit-keyframes moveRight {
  0% {
    transform: scale(1.1, 1.1) translate(-4.545%, 0);
  }
  100% {
    transform: scale(1.1, 1.1) translate(4.545%, 0);
  }
}
@keyframes moveRight {
  0% {
    transform: scale(1.1, 1.1) translate(-4.545%, 0);
  }
  100% {
    transform: scale(1.1, 1.1) translate(4.545%, 0);
  }
}

#banner .moveDown img {
  -webkit-animation-name: moveDown;
  animation-name: moveDown;
}
@-webkit-keyframes moveDown {
  0% {
    transform: scale(1.1, 1.1) translate(0, -4.545%);
  }
  100% {
    transform: scale(1.1, 1.1) translate(0, 4.545%);
  }
}
@keyframes moveDown {
  0% {
    transform: scale(1.1, 1.1) translate(0, -4.545%);
  }
  100% {
    transform: scale(1.1, 1.1) translate(0, 4.545%);
  }
}

#banner .centerBig img {
  -webkit-animation-name: centerBig;
  animation-name: centerBig;
}
@-webkit-keyframes centerBig {
  100% {
    transform: scale(1.1, 1.1);
  }
}
@keyframes centerBig {
  100% {
    transform: scale(1.1, 1.1);
  }
}

#banner .rightDownBig img {
  -webkit-animation-name: rightDownBig;
  animation-name: rightDownBig;
}
@-webkit-keyframes rightDownBig {
  100% {
    transform: scale(1.1, 1.1) translate(4%, 4%);
  }
}
@keyframes rightDownBig {
  100% {
    transform: scale(1.1, 1.1) translate(4%, 4%);
  }
}

#banner .swiper-slide img {
  animation-duration: 5s;
  animation-timing-function: linear;
  animation-fill-mode: forwards;
  -webkit-animation-duration: 5s;
  -webkit-animation-timing-function: linear;
  -webkit-animation-fill-mode: forwards;
}
#banner .swiper-pagination {
  bottom: 35px;
  right: 250px;
}
#banner .swiper-pagination-bullet {
  width: 20px;
  height: 20px;
  background: #fff;
  margin: 0 5px;
}
/* swiper ---end */

.index-body {
  padding-top: 70px;
}
.index-body .intro {
}
.index-body .intro .lft {
  /* width: 435px; */
  margin-right: 65px;
}
.index-body .intro .lft .title {
  font-size: 26px;
  letter-spacing: 3px;
}
.index-body .intro .lft .desc {
  color: #666666;
  font-size: 16px;
  line-height: 1.8;
  margin: 25px 0;
}
.index-body .intro .lft .btn {
}
.index-body .intro .rgt {
  width: 680px;
}
.index-body .intro .rgt img {
  width: 680px;
  min-height: 410px;
  height: auto;
}
.index-body .projects {
  margin-top: 105px;
}
.index-body .projects .common-title {
  margin-bottom: 75px;
}
.index-body .projects .item {
  /* width: 270px; */
  height: 300px;
  margin-right: 30px;
  position: relative;
  overflow: hidden;
  flex: 1;
}
.index-body .projects .item .cover {
  width: 100%;
  height: 300px;
  overflow: hidden;
}
.index-body .projects .item .cover img {
  /* width: 270px; */
  height: 300px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.index-body .projects .item .t {
  font-size: 14px;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
  line-height: 40px;
  z-index: 1;
  text-align: center;
}
.index-body .projects .item:nth-child(4n) {
  margin-right: 0;
}
.index-body .projects .item .detail {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(22, 69, 130, 0.7); /* 半透明黑底 */
  color: #fff;
  width: 100%;
  height: 300px;
  box-sizing: border-box;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  backface-visibility: hidden;
  transform: rotateX(90deg);
  opacity: 0;
  transition: transform 0.5s ease, opacity 0.5s ease;
  transform-origin: bottom;
  z-index: 2;
}
.index-body .projects .item .detail .title {
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  border-bottom: 1px solid #fff;
  line-height: 3;
}
.index-body .projects .item .detail .desc {
  margin: 20px 0;
  font-size: 13px;
  line-height: 1.5;
}
/* 鼠标移入，图片放大 */
.index-body .projects .item:hover img {
  transform: scale(1.1);
}
/* 鼠标移入，detail 从底部翻出并显示 */
.index-body .projects .item:hover .detail {
  transform: rotateX(0deg);
  opacity: 1;
}

/* 业务布局 */
.index-body .business-layout {
  margin-top: 105px;
  background: url("../images/layout-bg.png") no-repeat;
  background-size: cover;
  width: 100%;
  height: 1070px;
  padding-top: 68px;
  box-sizing: border-box;
}
.index-body .business-layout {
}
.index-body .business-layout .item .icon {
  box-sizing: border-box;
  /* padding: 30px; */
  border-radius: 50%;
  border: 1px solid #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.index-body .business-layout .item img {
  object-fit: contain;
}
.index-body .business-layout .item p {
  text-align: center;
  font-size: 18px;
  margin-top: 45px;
}
.index-body .business-layout .item p a {
  color: #fff;
}

.index-body .business-layout .row1 {
  margin-top: 120px;
}
.index-body .business-layout .row1 .item {
  width: 200px;
  margin: 0 50px;
}
.index-body .business-layout .row1 .item .icon {
  width: 200px;
  height: 200px;
}
.index-body .business-layout .row1 .item img {
  width: 120px;
  height: auto;
  max-height: 120px;
}
.index-body .business-layout .row2 {
  margin-top: 125px;
}
.index-body .business-layout .row2 .item {
  width: 170px;
  margin: 0 37px;
}
.index-body .business-layout .row2 .item .icon {
  width: 170px;
  height: 170px;
}
.index-body .business-layout .row2 .item img {
  width: 90px;
  height: auto;
  max-height: 90px;
}

/* 行业资讯 */
.index-body .news {
  margin-top: 90px;
}
.index-body .news .top-news {
  /* width: 910px; */
  /* margin: 30px auto 0 auto; */
  margin-top: 30px;
  border-bottom: 1px solid #dddddd;
  padding-bottom: 50px;
}
.index-body .news .top-news .title {
  font-size: 24px;
  position: relative;
  padding-right: 40px;
  display: inline-block;
  margin: 0 auto;
}
.index-body .news .top-news .title:after {
  content: ' ';
  position: absolute;
  right: 0;
  top: 0;
  width: 25px;
  height: 25px;
  background: url('../images/icon-hot.png') no-repeat;
  background-size: cover;
}
.index-body .news .top-news .desc {
  font-size: 16px;
  line-height: 2;
  color: #222222;
  margin-top: 35px;
  text-indent: 2em;
}


.index-body .news .list .item {
  padding: 16px 0;
  border-bottom: 1px solid #dddddd;
  /* display: flex; */
  /* align-items: flex-start; */
  /* gap: 20px; */
  /* transition: background 0.3s; */
}
.index-body .news .list .item:last-child {
  border-bottom: 0;
}
.index-body .news .list .item:hover {
  background: #f9fbfe;
}

.index-body .news .list .item .datetime {
  width: 180px;
  text-align: center;
  color: #666;
  color: #fff;
}

.index-body .news .list .item .datetime .day {
  font-size: 28px;
  font-weight: bold;
  line-height: 1.2;
  color: #333;
}

.index-body .news .list .item .datetime .year {
  font-size: 14px;
  color: #999;
}

.index-body .news .list .item .title {
  font-size: 18px;
  font-weight: 600;
  color: #222;
  margin-bottom: 8px;
}

.index-body .news .list .item .desc {
  font-size: 14px;
  color: #555;
  line-height: 1.8;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3; /* 最多显示三行 */
}

/* 查看视频 */
.index-body .view-v {
  width: 100%;
  max-height: 558px;
  padding: 135px 0 110px 0;
  margin: 120px 0 0 0;
  background: url('../images/index-bottom-img.jpg') no-repeat;
  background-size: 100% auto;
  background-position: center;
}
/* .index-body .view-v img {
  width: 100%;
  height: auto;
} */
.index-body .view-v .slogan {
  font-size: 38px;
  color: #fff;
  font-weight: bold;
  border-left: 1.5px solid #fff;
  padding-left: 30px;
  margin-bottom: 60px;
}
.index-body .view-v .btn {
  /* background: #004fa2;
  color: #fff; */
  padding: 0 110px;
  height: 48px;
  line-height: 48px;
  font-size: 18px;
  border-radius: 0;
}
.list-banner {
  width: 100%;
  height: auto;
}
.list-banner img {
  width: 100%;
  height: auto;
}

/* 新闻中心 */
.news-list-body {
  margin-top: 70px;
}
.news-list-body .top-news {
  border-bottom: 1px solid #004ea2;
  padding-bottom: 35px;
  margin-bottom: 35px;
}
.news-list-body .top-news .title{
  font-size: 38px;
}
.news-list-body .top-news .datetime {
  color: #004ea2;
  font-size: 30px;
}
.news-list-body .top-news .iconfont {
  font-size: 28px;
  color: #004ea2;
  font-weight: bold;
}
.news-list-body .top-news .desc {
  font-size: 18px;
}
.news-list-body .top-news .pic {
  margin-left: 70px;
}
.news-list-body .top-news .pic,
.news-list-body .top-news .pic img {
  width: 420px;
  height: auto;
}
.news-list-body .list {

}
.news-list-body .list .item {
  margin-bottom: 75px;
}
.news-list-body .list .item .datetime {
  width: 120px;
  border: 1px solid #cccccc;
}
.news-list-body .list .item .datetime span {
  display: block;
  background: #ccc;
  height: 80px;
  line-height: 80px;
  font-size: 30px;
  text-align: center;
  color: #fff;
}
.news-list-body .list .item .datetime p {
  text-align: center;
  font-size: 14px;
  color: #cccccc;
  height: 40px;
  line-height: 40px;
}
.news-list-body .list .item .title {
  width: 1200px;
  font-size: 18px;
  margin-bottom: 30px;
  overflow: hidden;
  text-overflow:ellipsis;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
}
.news-list-body .list .item .desc {
  width: 1200px;
  font-size: 14px;
  color: #555;
  line-height: 1.8;
  overflow: hidden;
  text-overflow:ellipsis;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}

/* 项目列表 */
.case-list-body {

}
.case-list-body .intro {
  margin: 100px auto;
}
.case-list-body .intro .desc {
  color: #666666;
  font-size: 16px;
  line-height: 2;
  margin: 25px 0;
}
.case-list-body .list {
  margin-bottom: 60px;
}
.case-list-body .list .item {
  width: 31%;
  background: #eeeeee;
  padding: 25px 0;
  margin-right: 3%;
  margin-bottom: 30px;
}
.case-list-body .list .item:nth-child(3n){
  margin-right: 0;
}
.case-list-body .list .item .cover {
  width: 380px;
  height: 342px;
}
.case-list-body .list .item img,
.case-list-body .list .item image {
  width: 380px;
  height: 342px;
  object-fit: cover;
}
.case-list-body .list .item .title { 
  font-size: 24px;
  margin: 18px 0;
 }
.case-list-body .list .item .desc {
  width: 380px;
  font-size: 16px;
  margin-bottom: 20px;
 }

/* 关于我们 */
.about-body {
  margin: 100px auto;
  position: relative;
  top: -500px;
  
}
.about-body .title {
  font-size: 36px;
  color: #fff;
  text-align: center;
  margin: 25px 0;
}
.about-body .content {
  background: #fff;
  border-radius: 15px;
  padding: 40px;
  font-size: 14px;
  line-height: 2;
  min-height: 600px;
  -webkit-box-shadow:1px 1px 10px #ccc;-moz-box-shadow:1px 1px 10px #ccc;-ms-box-shadow:1px 1px 10px #ccc;-o-box-shadow:1px 1px 10px #ccc;box-shadow:1px 1px 10px #ccc;
  margin-bottom: -400px;
}