index.html

<!DOCTYPE html>
<html lang="fr">
    <head>
        <meta charset="utf-8">
        <title>One Page Scroll</title>
        <link rel="stylesheet" href="style.css">
        <script src="../jquery.min.js"></script>
        <script src="script.js"></script>
    </head>
    <body>
        <div id="sections-menu"></div>
        <div id="container">
            <section id="s1" class="active" data-menu-label="First section">
                <h1>This is the first page</h1>
            </section>
            <section id="s2" data-menu-label="Second section">
                <h1>This is the second page</h1>
            </section>
            <section id="s3" data-menu-label="Third section">
                <h1>This is the third page</h1>
            </section>
            <div id="scrollTop">
                <p>Back to top</p>
            </div>
        </div>
    </body>
</html>