When I copy codes from other sites and past them on notepad. it gives other kind of site design? Why the same code not match

Question

mayby i save them wrong, what i should write after.html, php, jv or?

Answer 1

it's maybe because the design can change with the web browser... do you use the same ?

edit :Calvin should be right and me wrong. sorry 😿😊

Answer 2

A webpage could link with many external files with relative links, if run from other page the link would be broken, or some api access to the local server, which would not be working on other places due to cross origin conflict.

Answer 3

thanks alot . and tell me please if you know how much language i should know to make with perfect design but also so people could talk there, could their acount there as well.

Answer 4

site i mean