[CSS]What if I told you you can set image `max-width` to 100% to prevent overflow?

Nice, isn't it? No it isn't actually. Just another obvious incompetence of Riot board developers. The same image pasted in StackOverflow new post form:

I made a screenshot with the relevant CSS so that you can just add it to your styles. In particular:
.markdown img { max-width: 100%; }
Is it so hard? After aplying this style, the page will look like this:
