<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
body {
font-family: Arial, sans-serif;
line-height: 2;
}
h2 {
text-align: center;
}
ul {
padding: 0;
}
ul li {
list-style-type: none;
display: inline-block;
margin-right: 10px;
}
a {
display: block;
color: #778899;
}
</style>
</head>
<body>
<header>
<nav>
<ul>
<li>
<a href="https://www.w3docs.com/learn-html.html">Lern HTML</a>
</li>
<li>
<a href="https://www.w3docs.com/learn-git.html">Lern Git</a>
</li>