.animate-fade-in {
  animation: fadeIn 4s ease-in-out both;
}

.animate-fade-in-up {
  animation: fadeInUp 4s ease-in-out both;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.whats-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
}