.royalimagegallerycolumn{
    column-width: 200px;
    column-count: 4;
    column-gap: 1em;
    margin: 1.5em;
    padding: 0;
  }
  
  .royalimagegallerycolumn .item{
    display: inline-block;
    background: #fff;
    border-radius: 8px;
    padding: 0;
    margin: 0 0 1.2em;
    width: 100%;
    transition:1s ease all;
    box-sizing: border-box;
    box-shadow: 2px 2px 4px 0 #ccc;
    overflow: hidden;
  }
  
  .royalimagegallerycolumn .item img{
    width: 100%;
    border-radius: 5px;
    transition: all 1.5s cubic-bezier(0, 0, 0.2, 1);
  }
  

.royalimagegallerycolumn .item:hover img {
    transform: scale(1.1);
}