.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  text-align: center;
  font-size: 32px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transition: all 0.3s ease;
}
.whatsapp-float:hover { transform: scale(1.1); color: #fff; }
.whatsapp-float i {
  margin-top: 14px;
}