Will all the things in HTML5 be in HTML6 and all the things in CSS3 be in CSS4

Question

Will all the things in HTML5 be in HTML6 and all the things in CSS3 be in CSS4 or will some of the things be different or removed completely?

Answer 1

For that you can read my code
https://code.sololearn.com/W3f5Sv57YX6b/?ref=app