Here's what it looks like:

_{Screenshot from Steemit.com}

Coded parts in Markdown using either <code> or ``` will not have word wrapping in them. Instead they will have a Box of their own that would have horizontal navigation bars so you can see the whole thing.

It looks like this:

_{Screenshot from Steemit.com}

Theoretically, if you scroll to the side, the box will still have the white background so that everything is readable, instead it does this:

_{Screenshot from Steemit.com}

We actually have the same issue in Normal/Day mode however it's not much of a hassle since it's still readable:

_{Screenshot from Steemit.com}