.cases {
  padding: 30px 0;
}

.cases .row {
  margin-bottom: -30px;
}

.cases .row>div {
  text-align: center;
  margin-bottom: 30px;
}

.cases .scale-img {
  border-radius: 10px;
}

.cases .scale-img img {
  width: 100%;
  aspect-ratio: 700 / 420;
}

.cases .tit {
  margin-top: 15px;
  font-weight: bold;
}

.cases .info {
  margin-top: 10px;
  margin-bottom: 15px;
  color: #666666;
  line-height: 30px;
}

.cases .btn {
  width: 160px;
  font-weight: bold;
  border-radius: 6px;
  padding: 9px 15px 8px;
  color: var(--style-color);
  border-color: var(--style-color);
}

.cases .btn i {
  font-size: 12px;
  margin-left: 14px;
  position: relative;
  top: -1px;
}

@media (min-width: 1200px) {
  .cases {
    padding: 50px 0 60px;
  }

  .cases .row {
    margin-left: -20px;
    margin-right: -20px;
    margin-bottom: -60px;
  }

  .cases .row>div {
    padding: 0 20px;
    margin-bottom: 60px;
  }

  .cases .tit {
    margin-top: 26px;
  }

  .cases .tit:hover {
    color: var(--style-color);
  }

  .cases .info {
    margin-top: 19px;
    margin-bottom: 33px;
  }

  .cases .btn {
    width: 176px;
    transition: all .3s;
  }

  .cases .btn i {
    font-size: 14px;
  }

  .cases .btn:hover {
    color: #fff;
    background: var(--style-color);
  }
}

@media (min-width: 1440px) {
  .cases {
    padding-bottom: 100px;
  }

  .cases .row {
    margin-bottom: -80px;
  }

  .cases .row>div {
    margin-bottom: 80px;
  }
}