.image-container1 {
    position: relative;
    display: inline-block;
    
  }
  
  .image-container1:hover .image-details1 {
    opacity: .7;
    
  }
  
  .image-details1 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: 	 black;
    width: 100%;
    height: 100%;
    color: white;
    padding: 10px;
    opacity: 0;
    transition: opacity 0.3s ease;
  }