.lum-lightbox{
  z-index:1000
}
.lum-gallery-button {
  display: none;
}
.lum-close-button {
  right: 10px;
  top: 10px;
  width: 40px;
  height: 40px;
  opacity: .9;
}
.lum-close-button:after, .lum-close-button:before {
	height: 41px;
	width: 3px;
}