body { font-family: Arial, sans-serif; margin:0; padding:0; background:#f7f7f7; }
header { background:#222; color:#fff; padding:10px 20px; }
header nav a { color:#fff; margin-right:15px; text-decoration:none; }
.griglia-prodotti { display:flex; gap:20px; flex-wrap:wrap; padding:20px; }
.card-prodotto { background:#fff; padding:10px; border:1px solid #ddd; width:150px; text-align:center; }
footer { text-align:center; padding:10px; background:#222; color:#fff; margin-top:20px; }