.header{ background-color: black; } .header ul li { list-style-type:none; } .header ul li a { color: white; text-decoration:none; } .header ul{ display: flex; gap:20px; padding:20px; } .container{ display: flex; flex-direction: column; align-items: center; gap:40px; } .product{ border: 2px solid black; padding: 10px; }