.cover-box .box-item {
  float: left;
  position: relative;
  min-height: 1px;
  padding-right: 15px;
  padding-left: 15px;
}
.cover-box .box-content {
  height: 246px;
  padding: 0;
  overflow: hidden;
  -webkit-transition: all 0.4s ease-out;
  -moz-transition: all 0.4s ease-out;
  -ms-transition: all 0.4s ease-out;
  -o-transition: all 0.4s ease-out;
  transition: all 0.4s ease-out;
}
.cover-box .box-content h4 {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 17px;
}
.cover-box .box-content p {
  font-size: 14px;
  margin-bottom: 20px;
}
.cover-box .box-content.act {
  padding: 0 15px;
}
.cover-box .box-image img {
  width: 100%;
  height: auto;
}
.cover-box .box-content-inner {
  width: 100%;
  height: 100%;
}
@media (max-width: 768px) {
  .cover-box .box-item {
    margin-bottom: 15px;
  }
}