body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f1f4f8;
    color: #333;
}
.topo {
    background: #2d3d9c;
    color: white;
    padding: 20px;
    font-size: 14px;
}
.conteudo {
    text-align: center;
    padding: 30px;
}
.cards {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
}
.card {
    border: 2px solid #2d3d9c;
    border-radius: 10px;
    padding: 15px;
    width: 250px;
    background: white;
}
.card.destaque {
    background: #7176e8;
    color: white;
}
.card a {
    text-decoration: none;
    color: inherit;
    font-weight: bold;
}
footer {
    text-align: center;
    padding: 20px;
    font-size: 12px;
}