.whatsapp-button {
  text-decoration: none;
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  background-color: #25D366;
  color: white;
  border: none;
  border-radius: 50%;
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.6s ease;
  cursor: pointer;
}

.whatsapp-button:hover {
  transform: scale(1.25);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}