.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 58px;
  height: 58px;
  background-color: #25d366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  z-index: 100000;
  transition: all 0.3s ease;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  background-color: #1ebe5d;
}