* Fix arc theme label backgrounds
* Add specific style to yellow labels (background + border color)
* Remove !important from label's background rule to avoid breaking user
defined labels. Make the rule more specific to override fomantic UI
default white background
* Remove unnecesary selector
Co-authored-by: zeripath <art27@cantab.net>
* Update outdated label to use Fomantic UI style
* Use native labels rather than custom style
* Remove leading zero
Co-authored-by: zeripath <art27@cantab.net>