html
<!DOCTYPE html>
<html>
<head><meta charset="UTF-8">
<title>produtos - barbearia alura</title>
<link rel="stylesheet" href="produto.css">
</head>
<body>
<header>
<h1><img src="logo.png"></h1>
<nav>
<ul>
<li><a href="index.html">home</a></li>
<li><a href="produtos.html">produtos</a></li>
<li><a href="https://www.youtube.com">contato</a></li>
</ul>
</nav>
</header>
</body>
</html>
css
header{
background: #bbbbbb;
}
nav li{
display: inline;
margin: 0 0 0 15px;
}
nav a{
text-transform: uppercase;
color: black;
font-weight: bold;
font-size: 20px;
text-decoration: none;
}