body{margin:0;font-family:Arial,sans-serif;background-color:#121212;color:#fff;height:100%}html{height:100%}.navbar{display:flex;justify-content:space-between;align-items:center;background-color:#1e1e1e;padding:1rem 2rem}.navbar ul{list-style:none;display:flex;gap:1rem}.navbar a{text-decoration:none;color:#fff}.home,.products,.about{padding:2rem;text-align:center;width:60%;margin:0 auto}.product-grid{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap}.product-card{background-color:#1e1e1e;padding:1rem;border-radius:8px;text-align:center;width:320px}.product-card img{width:320px}.app{display:flex;flex-direction:column;min-height:100vh}main{flex:1}.footer{text-align:center;padding:1rem;background-color:#1e1e1e;color:#fff}