body { font-family: Arial, sans-serif; margin: 0; padding: 0; }
header, footer { background-color: #222; color: white; text-align: center; padding: 1em; }
nav a { color: white; margin: 0 10px; text-decoration: none; }
.btn, button { background-color: #ff6600; color: white; padding: 10px; border: none; cursor: pointer; }
.produits { display: flex; gap: 20px; padding: 20px; }
.produit { border: 1px solid #ccc; padding: 10px; width: 200px; text-align: center; }