HTML tags optimization [better learn CSS]

[DENG]

I know very well Tidy, sir

Tidy do a nice job but it is writen in Java, and have Python ported

my aim is to learn Python, learn how to program

I know many people write "hello the world" in 2005, why I can not write
this program in 2005?

you are french, right? peut etre we can talk about it in ecole
polytechnique? i'll be there waiting for you

thanks