_layouts/article.html (15 lines of code) (raw):
{% include top.html %}
<body class="wrap">
<header>
{% include header.html %}
</header>
<div class="container p-4 pt-5">
<div class="col-lg-8 mx-auto">
<main role="main" class="pb-5">
{{ content }}
</main>
</div>
{% include footer.html %}
</div>
</body>
</html>