SF-3887 Fix layout of generate draft summary page on mobile

[Nateowami]

(both screenshots have the bottom truncated because I screenshotted a node that wasn't fully in the viewport, but you can see the layout difference).

Before	After

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This change is 

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.08%. Comparing base (99fe5e2) to head (c9e91bb).
⚠️ Report is 10 commits behind head on master.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4048   +/-   ##
=======================================
  Coverage   81.08%   81.08%           
=======================================
  Files         661      661           
  Lines       43058    43058           
  Branches     7036     7036           
=======================================
  Hits        34912    34912           
  Misses       6989     6989           
  Partials     1157     1157           

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[RaymondLuong3]

Thanks for the useful descriptions

@RaymondLuong3 reviewed 1 file and all commit messages, and made 1 comment.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on Nateowami).