If css had a strong opinion and better syntax for responsiveness by screen width, css frameworks were way less popular. Tailwind, bootstrap and co. aren't used to avoid writing css. It's used because writing `class="my-4 mb-sm-5 mb-lg-6"` is so much faster and easier then doing this with a bunch of media queries and a class name, that has to be unique, because css is a global scope nightmare. I mean, just look at it.…
As for the media queries being hard/tiresome to write, don't we have IDE auto-completion for this exact purpose?