The HTMLStyleElement interface represents a <style> element. It inherits properties and methods from its parent, HTMLElement.

This interface doesn't allow to manipulate the CSS it contains (in most case). To manipulate CSS, see Using dynamic styling information for an overview of the objects used to manipulate specified CSS properties using the DOM.

EventTarget Node Element HTMLElement HTMLStyleElement

Instance properties

Inherits properties from its parent, HTMLElement.

HTMLStyleElement.blocking Experimental

A string indicating that certain operations should be blocked on the fetching of critical subresources. It reflects the blocking attribute of the <style> element.

A string reflecting the HTML attribute representing the intended destination medium for style information.

HTMLStyleElement.type Deprecated

A string reflecting the HTML attribute representing the type of style being applied by this statement.


A boolean value indicating whether or not the associated stylesheet is disabled.

HTMLStyleElement.sheet Read only

Returns the CSSStyleSheet object associated with the given element, or null if there is none.

Instance methods

No specific method; inherits methods from its parent, HTMLElement.


HTML Standard
# htmlstyleelement

Browser compatibility

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See also