Same for me in Firefox (on Windows 8.1); it seems to be at about 2010 pixels that the text stops falling off the right-hand edge. Works OK for me in both Chrom

Same for me in Firefox (on Windows 8.1); it seems to be at about 2010 pixels that the text stops falling off the right-hand edge. Works OK for me in both Chrome and IE. Also works OK for me in Firefox on Android, at a couple of different widths.