---
title: "This is a Markdown file"
---

But with some <strong>custom html tags</strong>. <Strong>But be careful, all
tags ends-up are lowercase!</Strong>. This is because old school HTML IN
UPPERCASE LIKE <BUTTON>BUTTON</BUTTON> works like a <button>button</button>.

Note that you can create <uppercase>CustomTag that can just uppercase
stings</uppercase>.

You can even leverage children to make dynamic stuff.

<expand>
  <title>Click me!</title>
  <content>
    This is some content!
  </content>
</expand>

You can even hide some parts that are not ready yet!

<draft>
This is some content visible during development only
</draft>
