What is the major difference between css3 and new launched css4....and between bootstrap 3 and bootstrap 4.

Question

I want to know which new attributes are added in css4 and is css4's features are added on sololearn

Answer 1

Hi Himanshu
This article talks to the key features of C
ss4.
https://www.gadgetdaily.xyz/behind-the-build-aston-martin-db11/
I like the CSS Variables, and you will see this used a lot in the new Web Components standards
https://www.webcomponents.org/

Answer 2

Css feature dont depend by SoleLearn but from your browser (or Web view in SL app) when if it not support css4 you cannot use its feautures (eg no css4)