2.1.6 [DOM Level 2 - Style] Section 2.2.2, Style sheet creation


The specification states:

 Interface DOMImplementationCSS (introduced in DOM Level 2).
 This interface allows the DOM user to create a CSSStyleSheet outside the context of 
 a document. There is no way to associate the new CSSStyleSheet with a document in 
 DOM Level 2

All Document Modes (All Versions)

The DOMImplementationCSS interface is not supported.