Same page scale to mobile view

Hello everybody.Firstly ? wanna say that ? am new to learn wordpress and making website.But have too much time and going on fastly.
I have a problem that ? couldnt do it for a long time.If anybody may help me,? will be glad.
I want to scale my destop page to mobile page as same view.Only this.I think it must be very basic thing but ?t made me crazy really.
Anybody help about this,Please…