css导航全屏

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>CSS全屏导航栏</title>
    <style>
        body {
            margin: 0;
            font-family: Arial, sans-serif;
        }
        .fullscreen-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: #333;
            color: white;
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 60px;
        }
        .fullscreen-nav a {
            color: white;
            text-decoration: none;
            font-size: 18px;
        }
    </style>
</head>
<body>
    <div class="fullscreen-nav">
        <a href="#">Home</a>
        <a href="#">About</a>
        <a href="#">Services</a>
        <a href="#">Contact</a>
    </div>
    <div style="height: 2000px; background-color: #f0f0f0;">
        Main Content
    </div>
</body>
</html>

.content {
    padding-top: 60px; /* 与导航栏高度相同 */
}

@media (max-width: 600px) {
    .fullscreen-nav {
        height: 50px;
    }
    .fullscreen-nav a {
        font-size: 16px;
    }
}