I'm getting warnings about CSS3.0 properties like text-overflow. Is there a way to validate against 3.0?

HTML5 and CSS3 support is coming to VS2010 in SP1.

Link

And now its here.

http://visualstudiogallery.msdn.microsoft.com/7211bcac-091b-4a32-be2d-e797be0db210/view/Reviews/0?showReviewForm=True

visual-studio-2008 validation css
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