.case-content {
  background-color: #fff;
}
.case-list {
  padding-top: 48px;
}
.common-pagination {
  padding: 60px 0;
}
.common-pagination .btn {
  top: 60px;
}
.scheme {
  padding: 58px 0 68px;
  width: 1472px;
  margin: 0 auto;
  border-top: 1px solid #f4f4f4;
  height: 266px;
}
.scheme .item {
  float: left;
  margin-left: 35.3px;
  width: 266px;
  height: 266px;
  position: relative;
  background-color: #f5f5f5;
}
.scheme .item:first-child {
  margin-left: 0;
}
.scheme .icon {
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
}
.scheme img {
  width: 100%;
}
.scheme p {
  margin-top: 180px;
  font-size: 18px;
  line-height: 20px;
  text-align: center;
}
.scheme a {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}
.scheme .item2,
.scheme .item4 {
  background-color: #ceced4;
  color: #fff;
}
.scheme .item1 .icon {
  width: 59px;
  top: 85px;
}
.scheme .item2 .icon {
  width: 63px;
  top: 86px;
}
.scheme .item3 .icon {
  width: 56px;
  top: 79px;
}
.scheme .item4 .icon {
  width: 56px;
  top: 79px;
}
.scheme .item5 .icon {
  width: 40px;
  top: 108px;
}
@media screen and (max-width: 1680px) {
  .case-list {
    padding-top: 34px;
  }
  .common-pagination {
    padding: 42px 0;
  }
  .common-pagination .btn {
    top: 34px;
  }
  .scheme {
    width: 1108px;
    height: 200px;
    padding: 40px 0 48px;
  }
  .scheme .item {
    margin-left: 27px;
    width: 200px;
    height: 200px;
  }
  .scheme p {
    font-size: 16px;
    margin-top: 130px;
  }
  .scheme .item1 .icon {
    width: 46px;
    top: 50px;
  }
  .scheme .item4 .icon {
    width: 42px;
    top: 52px;
  }
  .scheme .item3 .icon {
    width: 48px;
    top: 50px;
  }
  .scheme .item2 .icon {
    width: 42px;
    top: 52px;
    right: 0;
  }
  .scheme .item5 .icon {
    width: 34px;
    top: 60px;
  }
}