.whatsapp-btn{position:fixed;bottom:20px;right:20px;z-index:9999;width:55px;height:55px;border-radius:50%;background-color:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 5px rgba(0,0,0,.3);text-decoration:none;cursor:pointer;animation:breathe 2s ease-in-out infinite}.whatsapp-btn i{color:#fff;font-size:24px;text-decoration:none;animation:beat 2s ease-in-out infinite}@keyframes breathe{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 15px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(0,0,0,0)}}@keyframes beat{0%{transform:scale(1)}50%{transform:scale(1.2)}100%{transform:scale(1)}}