.btn-flotante{font-size:50px;text-transform:uppercase;font-weight:bold;color:#ffffff;border-radius:5px;letter-spacing:2px;background-color:#25D366;padding:10px 10px;position:fixed;bottom:40px;right:40px;transition:all 300ms ease 0ms;box-shadow:0px 8px 15px rgba(0,0,0,0.1);z-index:99}.btn-flotante:hover{background-color:#128C7E;box-shadow:0px 15px 20px rgba(0,0,0,0.3);transform:translateY(-7px)}@media only screen and (max-width:600px){.btn-flotante{font-size:40px;padding:10px 10px;bottom:20px;right:20px}}