Github user Leemoonsoo commented on the issue:
https://github.com/apache/zeppelin/pull/2323
And this PR adds background in rows.
Master branch

This PR

What do you think? Keep appearance the same as before, so we can keep user
experience change minimum. Or is adding background color in rows brings more
benefit?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---