Reduce article padding on phones

In order to reduce lost space on phones the padding in articles is
reduced compared to larger screens.
5 jobs for reduce-article-padding-on-phone in 3 minutes (queued for 2 seconds)
Status Name Job ID Coverage
  Build
passed build:latest #72403

00:00:39

passed build:production #72405

00:00:38

passed build:production:subpath #72404

00:02:09

 
  Test
passed test:htmlproofer #72406

00:01:34

passed test:htmlproofer:subpath #72407

00:00:47