nessun commento..?

comunque per quanto riguarda la validazione CSS...come faccio ad inserire un font alternativo, visto che mi dà questi consigli:

* Line : 7 font-family: You are encouraged to offer a generic family as a last alternative
* Line : 7 (Level : 2) font-family: You are encouraged to offer a generic family as a last alternative : #inhalt
* Line : 42 font-family: You are encouraged to offer a generic family as a last alternative
* Line : 42 (Level : 2) font-family: You are encouraged to offer a generic family as a last alternative : #foot
* Line : 64 font-family: You are encouraged to offer a generic family as a last alternative
* Line : 64 (Level : 2) font-family: You are encouraged to offer a generic family as a last alternative : h1