Counter Strike games are not free legally, if you would like to game, you need to pay to play.
On steam.
steampowered.com download steam client and you can get the game from them there.
you can't play it on a website, you have to download it (or buy it's your choice) but downloading would be illegal so it's best to buy it.
The best place to get CS is buying through steam.
Yes, you can purchase Counter-Strike Anthology or Counter-Strike Source package.
There are several top counter strike servers. One of the best counter strike servers at the top of the list is Esports.Inungi.Ro. It has a six star rating.
You can buy a CD of the game. Best Buy has Counter-Strike 1 Anthology and Counter-Strike Source.
Steam is the best, buy through that. http://store.steampowered.com/app/10/
Condition Zero is better, but Counter-Strike 1.6 is more popular. Counter-Strike: Source is the best.
not you
Me, obviously.
Arguably not.