.gallery {
      border: 3px solid #CCCCCC;
      cursor: pointer;
    }
    
    .gallery:hover {
      border: 3px solid #22A7F0;
    }
    
    .gallery img {
      width: 70%;
      height: auto;
    }
    
    .desc {
      padding: 3px;
      text-align: center;
    }
    
    * {
      box-sizing: border-box;
    }
    
    .imgX {
      padding: 0 6px;
    }