By the way,
Cohost looks like it also supports HTML tags with inline CSS, including support for the ubiquitous SPAN TAG.
HOWEVER, note that if you do this **It appears to not let you use markdown.**
Use that knowledge as you will. I've included a code block to show how I formatted this post when I typed it up.
<article>
<h3 style="font-family: Impact; color: darkslategrey; font-size: 32px">By the way,</h3>
<p style="font-family:Serif">Cohost looks like it also supports HTML tags with <span style="font-style:italic">inline CSS,</span> including support for the ubiquitous <span style="font-family:Arial; font-size: 250%; color: HotPink">SPAN TAG.</span></p>
<p><span style="font-style: bold">HOWEVER,</span> note that if you do this **It appears to not let you use markdown.**</p>
<p>Use that knowledge as you will.</p>
</article>