.lightbox { display: none; position: fixed; z-index: 9999; width: 100%; height: 100%; text-align: center; top: 0; left: 0; background: black; background: rgba(0,0,0,0.8); }

.lightbox img { max-width: 90%; max-height: 80%; margin-top: 2%; }

.lightbox:target { display: block; outline: none; }