body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f5f5;
}

.site-header {
    background: #111;
    color: #fff;
    padding: 15px;
    text-align: center;
}

.vitrin-area {
    background: #fff;
    padding: 15px;
    margin: 15px;
    border-radius: 6px;
}

.content {
    background: #fff;
    margin: 15px;
    padding: 15px;
    border-radius: 6px;
}

.site-footer {
    text-align: center;
    padding: 15px;
    background: #111;
    color: #ccc;
}