body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #000;
}

/* Popup Background */
.popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.85);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
}

/* Card */
.popup-content {
  position: relative;
  width: 90%;
  max-width: 360px;
  animation: zoomIn 0.4s ease;
}

/* Image */
.popup-content img {
  width: 100%;
  border-radius: 15px;
  cursor: pointer;
  box-shadow: 0 0 20px gold;
}

/* Close Button */
.close {
  position: absolute;
  top: -12px;
  right: -12px;
  background: red;
  color: white;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  text-align: center;
  line-height: 32px;
  font-weight: bold;
  cursor: pointer;
}

/* Animation */
@keyframes zoomIn {
  from {
    transform: scale(0.6);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}