.popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  z-index: 1100;
}

.popup-content {
  position: relative;
  background-color: #fff;
  padding: 20px;
  border-radius: 10px;
  max-width: 90%;
  max-height: 80%;
  overflow: hidden;
}

.close-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 24px;
  cursor: pointer;
}

video {
  max-width: 100%;
  max-height: 600px;
  height: 100%;
}