body {
  margin: 0;
  height: 100vh;
  background: radial-gradient(circle, #000000 60%, #1a1a1a);
  color: gold;
  font-family: 'Orbitron', sans-serif;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  text-align: center;
  animation: fadeIn 2s ease-in-out;
}

.logo {
  font-size: 3rem;
  text-shadow: 0 0 20px gold, 0 0 40px gold;
  animation: glow 2s infinite alternate;
}

.tagline {
  font-size: 1.2rem;
  margin-top: 0.5rem;
  opacity: 0.8;
}

.play-btn {
  margin-top: 2rem;
  padding: 12px 24px;
  font-size: 1.2rem;
  background-color: gold;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: 0.3s;
}

.play-btn:hover {
  background-color: #ffdd55;
  transform: scale(1.1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes glow {
  from { text-shadow: 0 0 10px gold; }
  to { text-shadow: 0 0 30px gold, 0 0 60px gold; }
}

#basketball-container {
  width: 300px;
  height: 300px;
  margin: 40px auto;
}