.petal-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.petal {
  position: absolute;
  top: -10vh;
  width: 24px;
  height: 24px;
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0;
  animation: floatPetal linear infinite;
  will-change: transform, opacity;
}

@keyframes floatPetal {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  50% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(100vh) rotate(360deg);
    opacity: 0;
  }
}