Missing stylesheet in Rec

I noticed that the Recommendation is missing some of the styling
present in previous versions, such as the box around principles.
This appears to be the result of a missing stylesheet referenced in
the HTML document;

http://www.w3.org/TR/2004/REC-webarch-20041215/style/default.css

Cheers,

Mark.
-- 
Mark Baker.   Ottawa, Ontario, CANADA.        http://www.markbaker.ca