I’ve been using the embedded topics as comments on my blog for a while, and the styling has worked fine until now (by adding my own CSS in the Embedded CSS section.
However, now it has suddenly stopped working. I’m not sure when exactly, I only noticed it today. Probably it has happened in the last week. I’m running the very latest beta build of Discourse (v2.1.0.beta1 +149).
There shouldn’t be anything wrong with my CSS, but I’ve included it here for good measure:
Thanks for looking into it! I got it working yesterday by first disabling all the theme components I had activated in my theme (Linkify, the header menu icons, and a tracking script). But after reactivating each of them (one by one to try to spot the offender), the embedded topics continued to work as expected, so not sure what happened.