.gallery-section {
  overflow: hidden;
}
.gallery-section div[class*="col"] a img {
  width: 100%;
}
.gallery-section div[class*="col"] a:hover .overlay {
  opacity: 1;
}
.gallery-section div[class*="col"] a:hover .overlay-border {
  opacity: 1;
}
.gallery-section div[class*="col"] i.fas {
  background: transparent;
  color: #000;
  border: 1px solid #000;
  font-size: 1rem;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
  width: 50px;
  height: 50px;
  line-height: 50px;
  border-radius: 0px;
}
.gallery-section div[class*="col"] .overlay {
  position: absolute;
  top: 8px;
  bottom: 0;
  left: 8px;
  right: 0;
  height: calc(100% - 16px);
  width: calc(100% - 16px);
  opacity: 0;
  transition: 0.3s ease;
  background-color: rgba(33, 37, 41, 0.38);
}
.gallery-section div[class*="col"] .overlay-border{
	position: absolute;
	top: 8px;
	bottom: 0;
	left: 8px;
	right: 0;
	height: calc(100% - 16px);
	width: calc(100% - 16px);
	opacity: 0;
	transition: 0.3s ease;
}