table { border-collapse: collapse; margin: 20px 0; }
        td { padding: 8px; }
        input[type="text"], input[type="email"], input[type="number"] {
            width: 200px;
        }
        .botones { text-align: center; }
        .centrado {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }