Merge branch 'issue#4015' into 'develop'

Removed unnecessary stylesheet that was causing deprecation notices.

Closes #4015

See merge request !3847
2 jobs for issue#2482 in 5 minutes and 42 seconds
Status Job ID Name Coverage
  Unit
passed #6487
phpunit

00:01:13

 
  Acceptance
passed #6488
juice
codeception

00:04:29