Html is mainly used to build, load, and structure webpages. CSS on the otherhand is for styization of the webpage.
We usually want to use semantic tags instead of division tags because semeantic tags are used for inline stylization. Div tags are used when want to put things into blocks.
The protocal that sends HTML information over the is HTTP.
Sleep, study, work hard, pay attention, don't be a quitter, say 67 at all points in life and enjoy life with family. Also, Red Dead Redemption 2 is a good start.