.whatsapp-float {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 99999;
  width: 50px;
  height: 50px;
  transition: transform 0.3s ease;
}
.whatsapp-float img {
  width: 100%;
  height: 100%;
}
.whatsapp-float:hover {
  transform: translateY(-50%) scale(1.1);
}