rotateY() function
Specifies a clockwise rotation by the given angle about the y-axis.
![]() ![]() |
Syntax
rotateY
(
<angle>
)
Parameters
- angle
-
The angle by which to rotate the element about the y-axis. This value is expressed as a number followed by a supported angle unit.
Standards information
- CSS Transforms Module, Level 3, Section 13.2
Remarks
The rotateY transform function is the same as rotate3d(0, 1, 0, <angle>).
Examples
The following code snippet is an example of the rotateY function in use. When applied to a square blue div element along with the perspective function (which simulates depth), it has the effect illustrated in the image. (The light-blue square indicates the original position of the transformed element.)
div {
transform: perspective(500px) rotateY(45deg);
}

See also
- Transform Functions
- Mathematical Description of Transform Functions
- Direct3D: Matrices
- Hands On: 3-D Transforms
Show:

