[AndreyErmakov]

When I was a beginner I also tried to design all kinds of fancy, flexible and auto-adjusting stuff. With years I came to the understanding that most of it is just unnecessary and wouldn't diminish the user experience in any way if you didn't do it the fancy way and instead went with a simpler route.

CSS like any technology has its limits. In reality it is often good because it forces you to rethink what you're doing and reconsider whether you really need it. If we had a technology with unlimited capabilities, a lot of developers would be lost there forever and wouldn't be able to accomplish the larger goal completely lost in pursuing all the secondary details they could possibly imagine.