body {
    margin: 0;
    padding: 0;
    background: linear-gradient(to bottom, #aee6ff, #5ecbff);
    font-family: "Trebuchet MS", Arial, sans-serif;
    text-align: center;
    color: #003b5c;

    /* 👇 Orden vertical */
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Título estilo Club Penguin */
h2 {
    margin-top: 50px;
    font-size: 48px;
    color: #ffffff;
    text-shadow: 0 4px 0 #2aa7d6;
    letter-spacing: 1px;
}

/* Caja estilo iglú/cartoon */
.container {
    display: inline-block;
    margin-top: 50px;
    padding: 35px 50px;
    background: #ffffff;
    border-radius: 25px;
    box-shadow: 0 10px 0 #2aa7d6;
}

/* Botón estilo burbuja */
button {
    margin-top: 20px;
    padding: 14px 30px;
    font-size: 18px;
    font-family: inherit;
    color: white;
    background: linear-gradient(to bottom, #ffcc33, #ff9900);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0 6px 0 #cc7a00;
    transition: 0.15s ease;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 9px 0 #cc7a00;
}

/* Botón de regreso */
.back-btn {
    margin: 30px 0 60px 0;
    padding: 14px 35px;
    font-size: 18px;
    font-family: inherit;
    color: white;
    background: linear-gradient(to bottom, #66ddff, #0099cc);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0 6px 0 #006b8f;
    transition: 0.15s ease;
}

.back-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 9px 0 #006b8f;
}