You have to specify a bunch of information regarding the width, height, color, positioning in the call of the function. There isn't anything analogous to css in

You have to specify a bunch of information regarding the width, height, color, positioning in the call of the function. There isn't anything analogous to css in programming languages so you're left with a big ball of mud. HTML+css is the easiest GUI toolkit to learn to date. It's so easy that young children in middle school are taught it in their web elective classes. And one reason it is so easy is because there is something like css.