.portfolio-items .portfolio-content-overlay {
  position: absolute;
  z-index: 2;
  left: 10px;
  right: 10px;
  bottom: -20px;
  padding: 15px 20px;
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  border-radius: 5px;
  background-color: rgba(0,0,0,.7);
  -webkit-transition: all 0.3s ease-out 0s;
  -o-transition: all 0.3s ease-out 0s;
  transition: all 0.3s ease-out 0s;
}

.portfolio-items .portfolio-content-overlay p {
  font-size: 14px;
  font-family: "Pretendard";
  font-weight: 100;
  opacity: 0;
  visibility: hidden;
  -webkit-transform: translateX(15px);
  transform: translateX(15px);
  -webkit-transition: all .4s;
  transition: all .4s;
  margin: 0;
  padding: 0;
}

.portfolio-items:hover .portfolio-content-overlay p{
  opacity: 1;
  visibility: visible;
  -webkit-transform: translateY(0px);
  transform: translateY(0px);
  -webkit-transition-delay: .3s;
  transition-delay: .3s;
}

.portfolio-items:hover .portfolio-content-overlay {
  bottom: 10px;
  opacity: 1;
  visibility: visible;
}