Read the blog post: Arbitrary Element Rotation in IE - the Matrix Filter
M11
M12
M21
M22
To achieve this rotation, use the following CSS:
You will need to translate the rotated object in Firefox, Safari/Chrome and Opera to match the exact behaviour in IE
CSS Matrix Rotation Calculator by Rob Crowther is licensed under a Creative Commons Attribution 2.0 UK: England & Wales License.
Based on a work at msdn.microsoft.com.
Permissions beyond the scope of this license may be available at http://msdn.microsoft.com/en-gb/cc300389.aspx.