i want to know what is the main difference between the html,xhtml and html5 and why css3 is used bow days instead the css

Question

please , if possible define in breif and don't want any broken or meaningless link in answer

Answer 1

html5 is the latest version of html, and is still being worked on. Most modern browsers already implement the stuff already defined in the standard.

css3 is the latest version of css.

xhtml is like html, but with a stricter synthax.
http://www.w3schools.com/html/html_xhtml.asp

Answer 2

http://www.w3schools.com/html/html_xhtml.asp
check this out it will help u to clear all your doubts😃

Answer 3

jasmail these HTML html5 and xhtml are different versions of the same html. css3 is the advanced version of css