#whatsapp-chat {
  position: fixed;
  bottom: 60px;
  right: 20px;
  z-index: 9999;
}

.whatsapp-button {
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s infinite;
  transition: transform 0.3s ease;
}

.whatsapp-button:hover {
  transform: scale(1.1);
}

.whatsapp-button img {
  width: 28px;
  height: 28px;
  filter: invert(1);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}