CSS Transform property allows to scale, rotate, skew and move HTML elements.
1) Scale - resize elements(small or bigger)
2) Rotate - by angle about the origin
3) Skew - transformation along the X or Y axis
4) Translate - move element in XY direction
linear transformations also can be represented by Matrix function. It combine multiple transform properties into single matrix function. Thanks to this wikipedia image which makes clear everything about matrix transformation.