ms-rotate.scss

//
// Sass rotation mixin for IE6+
//

@mixin ms-rotate($degrees) {
  @if (not unitless($degrees)) { $degrees: $degrees / 1deg }
  $deg2rad: pi() * 2 / 360;
  $radians: $degrees * $deg2rad;
  $costheta: cos($radians);
  $sintheta: sin($radians);
  filter: progid:DXImageTransform.Microsoft.Matrix(sizingMethod='auto expand', M11=#{$costheta}, M12=#{-$sintheta}, M21=#{$sintheta}, M22=#{$costheta});
}