Code review comment for ~ya-bo-ng/maas:node-listing

Issues:

The footer overlaps the content when the list has few items:
https://www.awesomescreenshot.com/image/3126812/bcf5ee9f5e5cb5200d829b29ab4f141d

On smaller screens, the filters overlap the page content and have a few spacing issues.

Other than that, it's all good.