.banner {
  background: #ccc;
  width: 100%;
  height: 600px;
}

body {
  font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, \\5FAE\8F6F\96C5\9ED1, Arial, sans-serif;
}

.banner img {
  width: 100%;
  height: 100%;
}

.solution-page {
  /* width: 1800px; */
  margin: 20px auto 50px auto;
  background: #fff;
  padding: 30px 0;
}

.solution-page .title {
  color: #4b9443;
  font-size: 26px;
  font-weight: 500;
  position: relative;
  margin: 50px auto;
  text-align: center;
}

.solution-page .title::after {
  content: "";
  width: 50px;
  height: 4px;
  background: #4b9443;
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.solution_cont .title-line {
  width: 240px;
  line-height: 40px;
  border-right: 1px solid #b6b6b6;
  padding-left: 30px;
}

.solution_cont .title-line li {
  font-size: 18px;
  cursor: pointer;
}

.solution_cont .title-line li:hover {
  color: #4b9443;
}

.solution_cont {
  display: flex;
}

.solution-content {
  flex: 1;
  min-width: 800px;
}

.solution-content .pro_container {
  width: 100%;
}

/* .solution-content img {
  width: 800px;
} */
.solution-content li {
  cursor: pointer;
  margin-bottom: 5px;
  display: flex;
  justify-content: start;
  flex: 0 0 25%;
}

.solution-content li .img-content {
  border: 1px solid #ccc;
  position: relative;
  width: 90%;
}

.solution-content li .img-content .img {
  width: 100%;
  overflow: hidden;
}

.solution-content li .img-content .img img {
  width: 100%;
  display: block;
  transition: all 1s;
}

.solution-content li .img-content .mask {
  width: 100%;
  /* height: 35px; */
  color: #fff;
  text-align: center;
  line-height: 35px;
  font-size: 14px;
  background-color: rgba(0, 0, 0, 0.7);
  position: absolute;
  bottom: 0;
}

.solution-content li:hover .mask {
  background-color: rgba(75, 148, 67, 0.8);
  color: #fff;
  transition-duration: 1s;
  transition-timing-function: ease;
}

.solution-content li:hover img {
  transform: scale(1.1);
  transition-duration: 0.4s;
  transition-timing-function: ease;
}

.page {
  display: flex;
  justify-content: center;
}

.active {
  color: #4b9443;
  font-weight: bold;
}

.flx_bt {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.flx_reverse {
  flex-direction: row-reverse;
}