.gallery-image {
  padding: 20px 0px;
  
  justify-content: unset;
}

.gallery-image img {
  height: 250px;
  width: 100%;
  transform: scale(1.0);
  transition: transform 0.4s ease;
}

.img-box {
  box-sizing: content-box;
  margin: 0px;
  height: 250px;
  width: 24%;
  overflow: hidden;
  display: inline-block;
  color: white;
  position: relative;
  background-color: white;
}

.caption {
  position: absolute;
  bottom: 5px;
  left: 20px;
  opacity: 0.0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.transparent-box {
  height: 250px;
  width: 100%;
  background-color:rgba(0, 0, 0, 0);
  position: absolute;
  top: 0;
  left: 0;
  transition: background-color 0.3s ease;
}

.img-box:hover img { 
  transform: scale(1.1);
}

.img-box:hover .transparent-box {
  background-color:rgba(0, 0, 0, 0.5);
}

.img-box:hover .caption {
  transform: translateY(-20px);
  opacity: 1.0;
}

.img-box:hover {
  cursor: pointer;
}

.caption > p:nth-child(2) {
  font-size: 0.8em;
}

.opacity-low {
  opacity: 0.5;
}

 #overlay {
        position: fixed; /* Sit on top of the page content */
        display: none; /* Hidden by default */
        width: 100%; /* Full width (cover the whole page) */
        height: 100%; /* Full height (cover the whole page) */
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0,0,0,0.8); /* Black background with opacity */
        z-index: 99999; /* Specify a stack order in case you're using a different order for other elements */
        cursor: pointer; /* Add a pointer on hover */
    }