index.html

<!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>Document</title>
    <link rel="stylesheet" href="../flex/1.css" />
  </head>
  <body>
    <nav>
      <ul class="nav-bar">
        <li class="test">home</li>
        <li class="test">service</li>
        <li class="test">about</li>
        <li class="test">news</li>
      </ul>
    </nav>
    <p>
      Lorem ipsum dolor sit, amet consectetur adipisicing elit. Ipsa quas culpa
      id. Veniam animi delectus libero ad tempora nesciunt, quis ipsa dicta
      alias fugit, quibusdam expedita aliquam illo sint commodi?
    </p>
    <p>
      Lorem ipsum dolor sit, amet consectetur adipisicing elit. Ipsa quas culpa
      id. Veniam animi delectus libero ad tempora nesciunt, quis ipsa dicta
      alias fugit, quibusdam expedita aliquam illo sint commodi?
    </p>
  </body>
</html>