<em>This is italic text</em></p>
<pre class="language-"><code>_This is italic text_
</code></pre>
<p><s>Strikethrough</s></p>
<pre class="language-"><code>~~Strikethrough~~
</code></pre>
<h2>Blockquotes</h2>
<blockquote>
<p>Blockquotes can also be nested...</p>
<blockquote>
<p>...by using additional greater-than signs right next to each other...</p>
<blockquote>
<p>...or with spaces between arrows.</p>
</blockquote>
</blockquote>
</blockquote>
<h2>GitHub Alerts</h2>
<p>Alerts are a Markdown extension based 