FlexibleGeneral:Standard splash with sublinks and live updates

Build 9712 on gl/update-boosted-font-styles-and-use-in-flex-general-standard-stories
1300px
Reviewing disabled
Baseline History
Build 97123f23caf
Current build. There are unaccepted changes, so build 9670 is still the baseline.
Build 96666a8b5b4
Accepted by Anna Beddow.
Build 96647b63044
Auto-accepted
Build 9657e71e207
Auto-accepted
Commenting is disabled because there's a newer build on this branch