Baseline (Widescreen) Solution & Issues
Everything is designed around a 16:9 area (other aspect ratios are pillarboxed/letterboxed to fit). Fullscreen mode is always a borderless window running at the current desktop resolution. Each gameplay scene fits within the 16:9 area (no scrolling).
Ultra/Super-Wide (21:9/32:9) Specific Solution & Issues
Everything is pillarboxed 16:9.
Eyefinity / Surround Specific Solution & Issues
4k UHD Specific Solution & Issues