As far as I am aware, you cannot embedded a remote style sheet into templates, nor use them in eBay auction listings.
You will need to convert your style sheet to inline styles using the "<style>" and "</style>" tags. A bit of a pain for us folks who are used to more progressive systems, unfortunately. :-( Tables are so...'90's.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .