/* very small lightbox style */
.lb-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.9);
  display: none; align-items: center; justify-content: center;
  z-index: 9999;
}
.lb-overlay.active {display:flex;}
.lb-overlay img {max-width:90vw;max-height:90vh;}
.lb-prev,.lb-next,.lb-close {
  position: fixed; top:50%; transform:translateY(-50%);
  color:#fff;font-size:2rem;cursor:pointer;user-select:none;
}
.lb-prev{left:30px;} .lb-next{right:30px;}
.lb-close{top:30px;right:40px;transform:none;font-size:2.5rem;}