.img-box {
  width: 100%;
  margin-top: 30px;
  position: relative;
}

.img-box img {
  width: 100%;
}

.img-title{
  width: 100%;
  text-align: center;
  position: absolute;
  top: 30%;
  left: 0;
}
.img-box p{
  color: #fff;
}
.img-title {
  font-size: 24px;
}

.case-show {
  width: 100%;
  margin: 0 auto;
}

.case-show-in {
  margin-top: 10px;
}

.case-show-in img {
  width: 100%;
  max-height:200px;
}

.case-show-item {
  background: #fff;
  padding: 5px 20px;
}

.case-show-in:hover .case-show-item {
  background: #2467CB;
  color: #fff;
}