Being used in lens currently. Similar to our vertical overflow shadowing / scrolling, but for horizontal usage. https://github.com/elastic/kibana/pull/42997/files#diff-ebb21f4c960c2294e76c454b4fed0e27R2 
Being used in lens currently. Similar to our vertical overflow shadowing / scrolling, but for horizontal usage.
https://github.com/elastic/kibana/pull/42997/files#diff-ebb21f4c960c2294e76c454b4fed0e27R2