Attempt to fix colouring of questions

Summary: For https://khanacademy.atlassian.net/browse/AI-381497 I can see the problem on the live site, but not on my local or sandcastle. The changes here might fix it, but I can't be sure. I think it involves the data-else somehow.

Test Plan: No idea.

Reviewers: emily, eater

Reviewed By: eater

Differential Revision: http://phabricator.khanacademy.org/D14424