body {
  font-family: Arial, sans-serif;
  background: linear-gradient(to right, #ffc0cb, #ffffff);
  margin: 0;
  padding: 0;
  text-align: center;
  color: #333;
}
.container, .celebration-container {
  margin-top: 15%;
}
h1, h2, p {
  margin-bottom: 20px;
}
.btn {
  background-color: #ff69b4;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}
.btn:hover {
  background-color: #ff1493;
}
.animated {
  animation: fadeIn 2s ease-in-out forwards;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  top: -10px;
  border-radius: 50%;
  animation-name: fall;
  animation-iteration-count: infinite;
}
@keyframes fall {
  to {
    transform: translateY(100vh) rotate(360deg);
  }
}