Here is another version using symbols so the content is synced across all layouts. Sometimes this might not be desirable as one wants to set different font styles per layout*. But just to test responsive symbols. A little hack for the text width was necessary and therefore the iPad Landscape layout is the best to edit the symbols (meaning without Hype showing wrong bounding box handles on the text inside the symbol).
Fluid_Columns_Basekit_vers2_1_Symbols.hype.zip (776,2 KB)
*If regular CSS isn’t off the table then one can always use regular CSS for that.