div css菜单

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Horizontal Menu</title>
    <style>
        .menu {
            display: flex;
            list-style-type: none;
            margin: 0;
            padding: 0;
        }
        .menu li {
            margin-right: 20px;
        }
        .menu a {
            text-decoration: none;
            color: #333;
        }
        .menu a:hover {
            color: #007bff;
        }
    </style>
</head>
<body>
    <ul class="menu">
        <li><a href="#">Home</a></li>
        <li><a href="#">About</a></li>
        <li><a href="#">Services</a></li>
        <li><a href="#">Contact</a></li>
    </ul>
</body>
</html>

.menu li {
    margin: 0;
    padding: 0;
}

@media (max-width: 600px) {
    .menu {
        flex-direction: column;
    }
}