.solution_bg {
  background: url(../../static/img/wulian/solution_banner.png) no-repeat center center;
}

.section-1 {
  padding: 100px 0;
  text-align: center;
}

.section-1 .title span {
  font-size: 34px;
  color: #333333;
}

.section-1 .title p {
  margin-top: 24px;
  font-size: 18px;
  color: #666666;
}

.section-1 .content {
  margin-top: 42px;
}

.section-1 .content .item {
  height: 390px;
  background-size: cover;
}

.section-1 .content .item .bg {
  display: block;
  width: 100%;
  height: 100%;
  background-color: rgba(47, 50, 63, 0.4);
}

.section-1 .content .item .bg img {
  max-width: 70px;
  max-height: 70px;
  margin-top: 142px;
}

.section-1 .content .item .bg p {
  font-size: 26px;
  color: #ffffff;
  margin-top: 21px;
}