R1:e0bba9bae7f2

Better icon alignment home nav

Summary: These icons weren't actually centering. Widen the width and actually center the text.

Test Plan: Review centering very carefully. Test home desktop / mobile

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D13648