.banner img {
  height: 100%;
  position: absolute;
  transform: translate(-50%, 0);
}

.header-down {
  position: fixed;
  z-index: 49;
}

.section-1 {
  padding: 100px 0;
  background-color: #f2f2f2;
}

.section-1 .top .right {
  margin-bottom: 24px;
}

.section-1 .top .right .title {
  display: inline-block;
  font-size: 36px;
  color: #333333;
  padding-bottom: 24px;
  border-bottom: solid 1px #999999;
  margin-bottom: 24px;
}

.section-1 .top .right .title_min {
  display: flex;
  margin-bottom: 24px;
}

.section-1 .top .right .title_min span {
  font-size: 22px;
  color: #333333;
  margin-right: 20px;
}

.section-1 .top .right p {
  font-size: 16px;
  color: #666666;
}

.section-1 .top .left {
  display: flex;
  height: 200px;
  background-color: #ffffff;
  box-shadow: 4px 6px 24px 0px rgba(7, 1, 2, 0.1);
}

.section-1 .top .left .item {
  width: 33.33%;
  text-align: center;
  padding: 50px 0;
}

.section-1 .top .left .item span {
  font-size: 60px;
  font-family: TT0375M;
}

.section-1 .top .left .item span i {
  position: relative;
  font-style: normal;
  font-size: 18px;
  bottom: 25px;
}

.section-1 .top .left .item p {
  font-size: 18px;
  color: #333333;
}

.section-1 .img {
  margin-top: 24px;
}

.section-1 .img img {
  width: 100%;
}

.section-2 {
  padding: 100px 0;
  text-align: center;
}

.section-2 .title span {
  font-size: 36px;
  color: #333333;
  letter-spacing: 2px;
}

.section-2 .title p {
  font-size: 18px;
  color: #666666;
  margin: 24px 0;
}

.section-2 .solution_list .solution_item {
  height: 285px;
  background: url(../../static/img/wulian/solutionbg1.png) no-repeat;
}

.section-2 .solution_list .solution_item .bg {
  display: block;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
}

.section-2 .solution_list .solution_item .bg img {
  margin-top: 107px;
  margin-bottom: 10px;
  max-width: 50px;
  max-height: 50px;
}

.section-2 .solution_list .solution_item .bg p {
  font-size: 18px;
  color: #ffffff;
}

.section-2 .viewmore {
  display: block;
  margin: 0 auto;
  width: 154px;
  height: 44px;
  background-color: #2a58e5;
  border-radius: 4px;
  margin-top: 60px;
}

.section-2 .viewmore a {
  font-size: 20px;
  color: #ffffff;
  line-height: 44px;
}

.section-3 {
  padding: 100px 0;
  background: url(../../static/img/wulian/section3bg.png);
  background-size: cover;
  text-align: center;
}

.section-3 .title {
  color: #fff;
}

.section-3 .title span {
  font-size: 36px;
  letter-spacing: 2px;
}

.section-3 .title p {
  font-size: 18px;
  margin: 24px 0;
}

.section-3 .item {
  text-align: center;
  color: #fff;
  margin-bottom: 20px;
}

.section-3 .item img {
  width: 130px;
  height: 130px;
}

.section-3 .item span {
  display: block;
  font-size: 24px;
  margin: 32px auto;
}

.section-3 .item p {
  padding: 0 10%;
  font-size: 16px;
}

.section-4 {
  padding: 100px 0;
  color: #666;
  text-align: center;
}

.section-4 .title {
  margin-bottom: 100px;
}

.section-4 .title span {
  font-size: 36px;
  letter-spacing: 2px;
}

.section-4 .title p {
  font-size: 18px;
  margin: 24px 0;
}

.section-4 .news .news_title {
  display: flex;
  justify-content: space-between;
}

.section-4 .news .news_title span {
  display: flex;
  font-size: 24px;
  line-height: 24px;
  color: #333;
}

.section-4 .news .news_title span i {
  display: inline-block;
  width: 4px;
  height: 20px;
  background-color: #06ab70;
  position: relative;
  top: 2px;
  margin-right: 4px;
}

.section-4 .news .news_title a {
  font-size: 16px;
  color: #06ab70;
}

.section-4 .news .item {
  padding: 30px 0;
  border-bottom: 1px solid #cccccc;
}

.section-4 .news .item .item_title {
  display: flex;
  justify-content: space-between;
  font-size: 16px;
  color: #333333;
}

.section-4 .news .item .item_title span {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}

.section-4 .news .item .item_title .date {
  width: 80px;
  font-size: 12px;
  color: #999999;
}

.section-4 .news .item .info {
  height: 44px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-top: 15px;
  text-align: left;
  font-size: 14px;
  line-height: 22px;
  color: #999999;
}

.section-4 .news .first {
  padding: 20px 0;
}

.section-4 .news .first a {
  display: flex;
}

.section-4 .news .first img {
  max-width: 270px;
  margin-right: 10px;
  height: 180px;
}

.section-4 .news .first .right {
  text-align: left;
}

.section-4 .news .first .right .item_title {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  font-size: 22px;
  line-height: 40px;
  color: #333333;
}

.section-4 .news .first .right .date {
  font-size: 12px;
  color: #999999;
  text-align: right;
  margin-top: 20px;
}

.section-4 .dynamics .dynamics_title {
  display: flex;
  justify-content: space-between;
}

.section-4 .dynamics .dynamics_title span {
  display: flex;
  font-size: 24px;
  line-height: 24px;
  color: #333;
}

.section-4 .dynamics .dynamics_title span i {
  display: inline-block;
  width: 4px;
  height: 20px;
  background-color: #06ab70;
  position: relative;
  top: 2px;
  margin-right: 4px;
}

.section-4 .dynamics .dynamics_title a {
  font-size: 16px;
  color: #06ab70;
}

.section-4 .dynamics .item {
  margin-top: 30px;
  text-align: left;
  border-bottom: 1px solid #cccccc;
}

.section-4 .dynamics .item img {
  width: 100%;
  height: 469px;
}

.section-4 .dynamics .item .item_title {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  margin-top: 31px;
  font-size: 24px;
  color: #333333;
}

.section-4 .dynamics .item .date {
  font-size: 18px;
  color: #999999;
  padding: 30px 0;
}

@media screen and (max-width: 768px) {
  .section-4 .news .item .item_title span {
    width: 250px;
    height: 22px;
    overflow: hidden;
  }
  .section-4 .news .item .item_title .date {
    width: 80px;
    height: 22px;
    line-height: 22px;
  }
  .section-4 .news .first {
    display: flex;
  }
  .section-4 .news .first img {
    display: none;
  }
  .section-4 .dynamics .item img {
    height: 100%;
  }
}