index.html

<!-- Your HTML code -->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Get your Random Quote of the Day</title>

    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/8.0.1/normalize.min.css">

    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css">

    <link rel="stylesheet" href="./css/style.css">

</head>
<body>

    <main class="main-content">
        <h1 class="heading">Quote of the Day</h1>

        <input type="text" id="outputQuote" readonly>

        <button id="btn">Random Quote</button>

        <script src="./js/index.js"></script>
    </main>

    
</body>
</html>