Dark & Light Mode/D&L.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Dark And Light Mode</title>
    <link rel="stylesheet" href="style.css">
    <script src="D&L.js" defer></script>
</head>
<body>
    <div class="container">
        <input id="checkbox" name="checkbox" type="checkbox">
        <label class="label" for="checkbox"></label>
    </div>

    <h1 id="header">Light Mode</h1>
    
    <h1>Lorem ipsum, dolor sit amet consectetur adipisicing elit.</h1>

    <h4>Lorem ipsum dolor sit amet consectetur adipisicing elit. Hic rem cumque nesciunt deleniti ducimus architecto corporis inventore voluptatibus vero ad. Repudiandae ducimus recusandae placeat, necessitatibus rerum harum sapiente sunt quia!</h4>

    <h1>Lorem ipsum dolor sit amet.</h1>

    <h4>Lorem ipsum dolor sit amet consectetur adipisicing elit. Quia, harum?</h4>
      
</body>
</html>