index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Typing Speed Test</title>
    <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Sofia">
    <link rel="stylesheet" href="test.css">
    
</head>
<body>
    <div class="container">
    <div class="content">
        <div class="heading">
            <h1>Challenge Time !</h1>
        </div>
        <h2>Instructions</h2>
        <ul>
            <li>Start the game: Click on the "Start" button.</li>
            <li>Read the sentence </li>
            <li>Type the sentence: In the textarea below the sentence</li>
            <li>Finish typing:Click on the "Done" button.</li>
            <li>View your results</li>
            <li>Play again:Click on the "Start" button </li>
        </ul>
        <button id="btn" onclick="start()">Start Challenge</button>
    </div>
    </div>
    <script>
        function start(){
            document.location.href="game.html";
        }
    </script>
</body>
</html>