The parentStyleSheet property of the StyleSheet interface returns the style sheet, if any, that is including the given style sheet.


objRef = stylesheet.parentStyleSheet 


// Find the top level stylesheet
if (stylesheet.parentStyleSheet) {
  sheet = stylesheet.parentStyleSheet;
} else {
  sheet = stylesheet;


This property returns null if the current stylesheet is a top-level stylesheet or if stylesheet inclusion is not supported.


Specification Status Comment
CSS Object Model (CSSOM)
The definition of 'StyleSheet: parentStyleSheet' in that specification.
Working Draft

Browser compatibility

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ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
parentStyleSheetChrome Full support 1Edge Full support 12Firefox Full support YesIE ? Opera Full support YesSafari Full support YesWebView Android Full support YesChrome Android Full support YesFirefox Android Full support YesOpera Android Full support YesSafari iOS Full support YesSamsung Internet Android Full support Yes


Full support  
Full support
Compatibility unknown  
Compatibility unknown