.honour {
  overflow: hidden;
}
.honour .item {
  float: left;
  width: 33.3%;
  padding: 0 2%;
  height: 300px;
  margin-bottom: 50px;
  overflow: hidden;
}
.honour img {
  width: 100%;
  height: 100%;
}
.honour .item:hover {
  border: 1px solid  skyblue;
}
.honour .item:hover img {
  transition: transform 0.3s;
  transform: scale(1.2);
}