.lightbox {
         display: none;
         position: fixed;
         z-index: 9001;
         width: 100%;
         height: 100%;
         text-align: center;
         top: 0;
         left: 0;
         background: rgba(0,0,0, 0.8);
}
.lightbox img {
         /** Pad the lightbox image */
         max-width: 99% !important;
         max-height: 90%;
         margin-top: 2%;
}
.lightbox:target {
         /** Remove default browser outline */
         outline: none;
         /** Unhide lightbox **/
         display: block;
}/* rndz */