How to start building a responsive website?

Question

Layout

Is it possible to first make a layout for your monitor without using media queries, and then adapt it to all devices?

Answer 1

bootstrap

Answer 2

Well, I always type up the layout first, then I adapt it, but you definitely need to leave comments, sometimes it happens that you yourself get confused in your code :)

Answer 3

It is possible, if it is not for each element
height: the magic number of pixels;
width: magic number of pixels;