.whatsapp-button{position:fixed;bottom:20px;right:20px;background-color:#25d366;color:white;border-radius:50%;padding:15px;box-shadow:2px 2px 10px rgba(0,0,0,0.2);z-index:1000;display:flex;justify-content:center;align-items:center}.whatsapp-button i{font-size:24px}.whatsapp-button:hover{background-color:#1ebea5}