.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: white;
  padding: 15px 20px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 8px;
}

.whatsapp-btn i {
    font-size: 3rem;
}

.whatsapp-btn:hover {
  background: #1ece62;
  color: #ffffff;
}