body {
  background-color: #0c0c0c;
  color: #fff;
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 20px;
}
button {
  background-color: #1f1f1f;
  color: #ffd700;
  border: 2px solid #ffd700;
  padding: 8px 16px;
  margin: 6px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
}
button:hover {
  background-color: #ffd700;
  color: #1f1f1f;
}
h1, h2, h3 {
  color: #ffd700;
}
.fade-in-glow {
  animation: glowFade 1.5s ease-in-out;
}
@keyframes glowFade {
  from {
    opacity: 0;
    text-shadow: none;
  }
  to {
    opacity: 1;
    text-shadow: 0 0 12px #ffd700;
  }
}