.pro-section {
  width: 100%;
  background-color: #212121;
  color: #fff;
  padding-top: 80px;
  padding-bottom: 20px;
}
.pro-line-item {
  margin: 20px 0;
  box-sizing: border-box;
  cursor: pointer;
  position: relative;
  display: block;
  transition: 300ms;
  overflow: hidden;
}
.pro-line-item::before {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 150%;
  right: 0;
  margin: auto;
  width: 100px;
  height: 100px;
  border: solid 1px #aaa;
  border-radius: 50%;
  content: '+';
  text-align: center;
  font-size: 50px;
  color: #aaa;
  font-weight: bolder;
  line-height: 90px;
  transition: 500ms;
  z-index: 9;
}
.pro-line-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: #aaa;
  transition: 500ms;
}
.pro-line-item:hover::after {
  width: 100%;
}
.pro-line-item:hover::before {
  bottom: 0;
}
.pro-line-item > .cover {
  width: 100%;
  overflow: hidden;
}
.pro-line-item > .cover > img {
  width: 100%;
  transition: 500ms;
}
.pro-line-item:hover > .cover > img {
  transform: scale(1.2);
}
.pro-line-item > h5 {
  margin-top: 20px;
  width: 100%;
  color: #fff;
}
.pro-line-item > p {
  margin-top: 10px;
  color: #888;
}