quick start drawer content not visible on mobile

Description of problem:

There is an issue with the patternfly drawer on mobile: https://github.com/patternfly/patternfly-react/issues/5725

Prerequisites (if any, like setup, operators/versions):

Steps to Reproduce

1. start a quick start on mobile
2. or start a quick start on desktop and reduce the width of your browser

Actual results:

Unable to view quick start body content:

Expected results:

Quick start content should be visible. Footer buttons should appear at the bottom of the page.

Reproducibility (Always/Intermittent/Only Once):

always

Build Details:

4.8.0-0.nightly-2021-04-26-151924

Additional info: