body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
}
header {
    background: #333;
    color: #fff;
    padding: 1rem;
    text-align: center;
}
main {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
}
.produto {
    background: #fff;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}
.produto img {
    max-width: 200px;
    height: auto;
}
button {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: #28a745;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}