I just pushed out a minor update that better integrates the steam leaderboards into the game. You can also click the Steam icon on the map screen to see the leaderboards in game:
Best in Show Solitaire update for October 20, 2016
Minor Update
View all patches · Build 1404061 · Last edited March 15, 2019 – 18:23:42 UTC by 
Wendy
Patchnotes via 
Steam Community