#whatsapp-chat {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999; /* más alto que cualquier header o menú */
}

#whatsapp-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
  opacity: 0.8;
}

#whatsapp-button:hover {
  transform: scale(1.1);
  opacity: 1;
}

#whatsapp-button img {
  width: 28px;
  height: 28px;
}

/* Responsive */
@media (max-width: 767px) {
  #whatsapp-button {
    width: 50px;
    height: 50px;
  }

  #whatsapp-button img {
    width: 24px;
    height: 24px;
  }
}