- Property Panel compare page: from 1080px, none/all stacked in column 1,
circle and expanded side by side (2x2 and 1 column below)
- Overview Stage: the property panel is clamped to the Stage height so the
Stage gets no scrollbar; the panel body scrolls
- Viewer header file name: clamp(140px, calc(45cqw - 256px), 360px) so a
950px header shows no More; 1280px and wider unchanged