body {
  height: 100vh;
  margin: 0;
  /* background: #111; */
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  font-family: Arial, sans-serif;
}

button {
  padding: 15px 30px;
  font-size: 18px;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  background: #ffcc00;
  color: #000;
  z-index: 10;
}

.confetti {
  position: absolute;
  width: 10px;
  height: 20px;
  opacity: 0.9;
  animation: fall linear forwards;
}

@keyframes fall {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
  }
}