Earlier quoted context omitted.
> I also find sites that do everything in rem/em more assessable as the padding also scales if they have a increased font size due to low vision. If you use Ctrl +/Ctrl - for zoom, then everything scales proportionally regardless of whether you use pixels or rems. You are trying to solve the problem that has been already solved by Opera, and later by other browsers more than 10 years ago. > Also, hardcoding things in…
Using Zoom for reading is less ideal for long term use as it generally forces you to horizontally scroll, where as increasing font size reflows the page, so only vertical scrolling is needed.
Like most things on the modern web, it is complicated. There seems to be a way, which I never noticed before HTML5 hit, for the web page to specify that certain text will not wrap, but rather will just run off the right edge of the viewport if the viewport is too narrow, but it is not in common use.