.contain_item {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-around;

}
.contain_item li {
  height: 460px;
  width: 140px;
  border-top-left-radius: 70px;
  border-top-right-radius: 70px;
  padding-top: 90px;
  position: relative;
  top: 0px;
  background-color: #808080;
  transition: all linear .2s;
  margin-top: 15px;
  margin-left: 20px;
  margin-right: 20px;
}
.contain_item li a {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contain_item li:hover {
  background-color: #1ACB9F;
  height: 420px;
  top: -6px;
}