@keyframes sweep{0%{opacity:0;transform:translateX(-10px)}100%{opacity:1;transform:translateX(0)}}.whatsapp{position:fixed;width:60px;height:60px;bottom:11%;right:28px;background-color:#25d366;color:#fff;border-radius:50px;text-align:center;font-size:30px;z-index:100;animation:sweep 1.5s ease-in-out}@media (max-width:600px){.whatsapp{right:12px;bottom:73px}}