.advantage-box {
  width: 100%;
}

.advantage-content, .cid-case {
  width: 1200px;
  margin: auto;
  color: #000;
}

.advantage-content {
  display: flex;
  flex-wrap: wrap;
}

.advantage-content .advantage-item {
  width: calc(33.33% - 19px);
  background-color: #f7f8f8;
  margin-right: 28px;
  margin-bottom: 28px;
  height: 290px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.advantage-content .advantage-item:nth-child(3n) {
  margin-right: 0;
}

.advantage-content .advantage-item img {
  position: absolute;
  width: 48px;
  top: 35px;
}

.advantage-content .advantage-item .title {
  position: absolute;
  top: 128px;
  color: #000;
  font-size: 32px;
  margin-bottom: 24px;
}

.advantage-content .advantage-item .desc {
  position: absolute;
  top: 185px;
  color: #343434;
  font-size: 16px;
  padding: 0;
  margin: 0 38px 24px;
  text-align: center;
  line-height: 29px;
}

.cid-case {
  display: flex;
  justify-content: space-between;
  /* padding: 57px 0 77px; */
  margin: 0 auto;
}

.cid-case .case-item {
  width: 360px;
}

.cid-case .case-item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  width: 276px;
  box-shadow: 0px 0px 16px 0px rgba(200,200,200,0.5800);
}

.cid-case .case-item-type {
  width: 100%;
  height: 100px;
  line-height: 100px;
  font-weight: bold;
  font-size: 30px;
  color: #FFFFFF;
  background: #20A037;
  text-align: center;
}

.cid-case .case-item-inner {
  padding: 23px 15px 35px;
  text-align: center;
  background-color: #fff;
}

.cid-case .case-item-text {
  font-size: 13px;
  color: #000000;
  text-align: center;
}

.cid-case .case-item-compare {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 19px 25px 23px;
  border-bottom: 1px solid #b6b6b6;
}

.cid-case .case-item-compare .compare-contact {
  font-size: 52px;
  font-weight: bold;
  color: #BEBEBE;
}

.cid-case .compare-item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #BEBEBE;
}

.cid-case .compare-item.compare-after {
  color: #20A037;
}

.cid-case .compare-item .before,
.cid-case .compare-item .after {
  font-size: 14px;
  color: #727171;
}

.cid-case .compare-item .count {
  font-size: 52px;
  font-weight: bold;
  line-height: 42px;
  padding: 16px 0 10px;
}

.cid-case .compare-item .unit {
  font-size: 12px;
}

.cid-case .case-item-prompt {
  display: flex;
  padding: 0;
  flex-wrap: wrap;
  justify-content: space-around;
}

.cid-case .case-item-prompt .prompt-item {
  padding-top: 36px;
  /* padding-right: 10px; */
  width: 50%;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 13px;
  color: #000;
}

.cid-case .case-item-prompt .prompt-item .count {
  padding-top: 15px;
  font-size: 32px;
  font-weight: bold;
  color: #BEBEBE;
}


@media screen and (max-width: 768px) {
  .advantage-content, .cid-case {
    width: 100%;
    box-sizing: border-box;
  }
  
  .advantage-content .advantage-item {
    width: calc(50% - 12px);
    margin-right: 24px;
    margin-bottom: 24px;
  }
  
  .advantage-content .advantage-item:nth-child(3n) {
    margin-right: 24px;
  }  
  
  .advantage-content .advantage-item:nth-child(2n) {
    margin-right: 0;
  }
  
  .advantage-content .advantage-item img {
    top: 40px;
  }
  
  .advantage-content .advantage-item .title {
    font-size: 26px;
    top: 120px;
  }
  
  .advantage-content .advantage-item .desc {
    font-size: 18px;
    margin: 0 0 24px;
    top: 168px;
    padding: 0 24px;
    text-align: center;
  }
  
  .advantage-content .advantage-item .desc .db {
    display: inline-block!important;
  }

  .cid-case {
    flex-wrap: wrap;
    padding: 0 44px 82px;
  }

  .cid-case .case-content {
    padding: 0 44px 0;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    margin-top: 0;
  }
  
  .cid-case  .case-item {
    width: calc(50% - 12px);
    margin-bottom: 24px;
  }

  .cid-case  .case-item:nth-child(n+3) {
    margin-bottom: 0;
  }

  .cid-case.customer-case .case-content {
    padding: 0 44px 70px;
  }

  .cid-case.customer-case .case-item {
    width: calc(50% - 12px);
  }

  .customer-case .inner-item .use {
    height: 29px;
    line-height: 29px;
  }

}