.telefono-flotante{position:fixed;left:20px;bottom:20px;width:60px;height:60px;background:black;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;text-decoration:none;box-shadow:0 4px 15px rgba(0,0,0,.3);z-index:999999;transition:all .3s ease}.telefono-flotante:hover{transform:scale(1.1)}