Untitled

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title></title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" type="text/css" media="screen" href="main.css" />
    <script src="main.js"></script>
</head>
<body>

    <nav>
        <ul>
            <li><a href="#link1">asd</a></li>
            <li><a href="#link2">asd</a></li>
            <li><a href="#link3">asd</a></li>
        </ul>
    </nav>

    <div id="wrapper">

        <section id="#link1">
        ...
        </section>

        <section id="#link2">
        ...
        </section>

        <section id="#link2">
        ...
        </section>

    </div>
</body>
</html>