body,html{background-color:#f5f5f5;height:100%;margin:0}#page-container{display:flex;justify-content:center;align-items:center;min-height:100vh}#main-content{max-width:400px;width:100%;background:#ffffff;border-radius:24px;box-shadow:0 0 30px rgba(0,0,0,0.12);overflow:hidden;min-height:100vh}.boton-flotante{animation:floaty 2.5s ease-in-out infinite}@keyframes floaty{0%{transform:translateY(0px)}50%{transform:translateY(-5px)}100%{transform:translateY(0px)}}.boton-flotante{animation:floaty 2.5s ease-in-out infinite}@keyframes floaty{0%{transform:translateY(0px)}50%{transform:translateY(-5px)}100%{transform:translateY(0px)}}