.whatsapp-btn{position:fixed;bottom:79px;right:20px;z-index:9999;width:60px;height:60px;border-radius:50%;background-color:#999ca5;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 5px rgba(0,0,0,.3);animation:breathe 2s ease-in-out infinite}.whatsapp-btn i{color:#fff;font-size:24px;animation:beat 2s ease-in-out infinite;text-decoration:none}@keyframes breathe{0%{box-shadow:0 0 0 0 rgba(153,156,165,.5)}70%{box-shadow:0 0 0 15px rgba(153,156,165,0)}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)}}