.portfolio-view, .portfolio-link {
    opacity: 0;
    position: absolute;
    width: 10%;
    top: 50%;
    left: 40%;
    z-index: 2;
    transform: translate(-50%, -50%);
    transition: ease all 0.3s;
}

.portfolio-link{
    top: 50%;
    left: 57%;
}

.custom-thumb-info-1:hover .portfolio-view,
.custom-thumb-info-1:hover .portfolio-link
{
    opacity: 1;
    width: 13%;
  }