.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;

  width: 60px;
  height: 60px;

  background-color: #25d366;
  color: white;

  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;

  font-size: 28px;
  text-decoration: none;

  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  z-index: 100;

  transition: transform 0.2s ease;

}

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