Wrong rotation direction for rotate3d(x,y,z,angle)

rotate3d(0,0,1,50deg)
Screenshot of rotate3d(...) bug

According to the spec rotate3d should result in a clockwise rotation around the vector. Aurora rotates counterclockwise

"overflow: hidden" removes "perspective"

Screenshot of perspective bug

"overflow: hidden" on an element with "perspective" attribute will make "perspective" disappear.