This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The CSSKeyframeRule
interface describes an object representing a set of style for a given keyframe. It corresponds to the contains of a single keyframe of a @keyframes
at-rule. It implements the CSSRule
interface with a type value of 8
(CSSRule.KEYFRAME_RULE
).
Properties
As a CSSRule
, CSSKeyframeRule
also implements the properties of these interfaces. It has two specific properties:
CSSKeyframe.keyText
- Represents the key of the keyframe, like
'10%'
,'75%'
. Thefrom
keyword maps to'0%'
and theto
keyword maps to'100%'
. CSSKeyframe.style
Read only- Returns a
CSSStyleDeclaration
of the CSS style associated with the keyframe.
Methods
As a CSSRule
, CSSKeyframeRule
also implements the methods of that interface. It has no specific methods.
Specification
Specification | Status | Comment |
---|---|---|
CSS Animations The definition of 'CSSKeyframeRule' in that specification. |
Working Draft | Initial definition |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
CSSKeyframeRule | Chrome Full support Yes | Edge Full support 12 | Firefox
Full support
48
| IE Full support 10 | Opera
Full support
12
| Safari Full support 4 | WebView Android Full support 45 | Chrome Android Full support 45 | Firefox Android
Full support
48
| Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support 5.0 |
keyText | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 48 | IE Full support 10 | Opera Full support 12 | Safari Full support 4 | WebView Android Full support 45 | Chrome Android Full support 45 | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support 5.0 |
style | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 48 | IE Full support 10 | Opera Full support 12 | Safari Full support 4 | WebView Android Full support 45 | Chrome Android Full support 45 | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support 5.0 |
Legend
- Full support
- Full support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
- Requires a vendor prefix or different name for use.
- Requires a vendor prefix or different name for use.