.casebox1>div {
  width: 33%;
  display: inline-block;
  margin: 20px auto;
}

.casebox1>div {
  *display: inline;
}

.casebox1 a:hover .txt_box {
  background: #6abc8e;
}

.casebox1 a:hover .txt_box span {
  background: #fff;
  color: #2ca9fe;
}

.casebox1 a:hover .txt_box h3, .casebox1 a:hover .txt_box p {
  color: #fff;
}

.casebox1 .picbox1 {
  width: 360px;
  max-height: 252px;
  overflow: hidden;
}

.casebox1 .picbox1 img {
  width: 100%;
  display: block;
}

.casebox1 .txt_box1 {
  width: 360px;
  *width: 332px;
  background: #f4f4f4;
  padding: 14px;
  color: #000;
  transition: all .4s;
  box-sizing: border-box;
  line-height: 30px;
  text-align: center;
}

.casebox1 .txt_box h3 {
  font-size: 16px;
}

.casebox1 .txt_box span {
  display: block;
  margin: 0 auto;
  width: 110px;
  height: 36px;
  line-height: 36px;
  background: #6abc8e;
  color: #fff;
  text-align: center;
  margin-top: 10px;
}