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

.lightbox-content {
  position: relative;
  top: 0;
  margin: 0% auto;
  padding: 0;
  width: 90%;
 /* max-width: 800px;*/
  height: 90%;
  background-color: #fff;
}

.lightbox-content iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.close {
  position: absolute;
  top: 10px; right: 15px;
  font-size: 30px;
  color: #000;
  cursor: pointer;
  z-index: 10000;
}