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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Protocol](./puppeteer.protocol.md) &gt; [CSS](./puppeteer.protocol.css.md) &gt; [CSSStyleSheetHeader](./puppeteer.protocol.css.cssstylesheetheader.md)

## Protocol.CSS.CSSStyleSheetHeader interface

CSS stylesheet metainformation.

<b>Signature:</b>

```typescript
export interface CSSStyleSheetHeader 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [disabled](./puppeteer.protocol.css.cssstylesheetheader.disabled.md) | boolean | Denotes whether the stylesheet is disabled. |
|  [endColumn](./puppeteer.protocol.css.cssstylesheetheader.endcolumn.md) | number | Column offset of the end of the stylesheet within the resource (zero based). |
|  [endLine](./puppeteer.protocol.css.cssstylesheetheader.endline.md) | number | Line offset of the end of the stylesheet within the resource (zero based). |
|  [frameId](./puppeteer.protocol.css.cssstylesheetheader.frameid.md) | [Page.FrameId](./puppeteer.protocol.page.frameid.md) | Owner frame identifier. |
|  [hasSourceURL](./puppeteer.protocol.css.cssstylesheetheader.hassourceurl.md) | boolean | Whether the sourceURL field value comes from the sourceURL comment. |
|  [isInline](./puppeteer.protocol.css.cssstylesheetheader.isinline.md) | boolean | Whether this stylesheet is created for STYLE tag by parser. This flag is not set for document.written STYLE tags. |
|  [isMutable](./puppeteer.protocol.css.cssstylesheetheader.ismutable.md) | boolean | Whether this stylesheet is mutable. Inline stylesheets become mutable after they have been modified via CSSOM API. <link> element's stylesheets are never mutable. Constructed stylesheets (new CSSStyleSheet()) are mutable immediately after creation. |
|  [length](./puppeteer.protocol.css.cssstylesheetheader.length.md) | number | Size of the content (in characters). |
|  [origin](./puppeteer.protocol.css.cssstylesheetheader.origin.md) | [StyleSheetOrigin](./puppeteer.protocol.css.stylesheetorigin.md) | Stylesheet origin. |
|  [ownerNode](./puppeteer.protocol.css.cssstylesheetheader.ownernode.md) | [DOM.BackendNodeId](./puppeteer.protocol.dom.backendnodeid.md) | The backend id for the owner node of the stylesheet. |
|  [sourceMapURL](./puppeteer.protocol.css.cssstylesheetheader.sourcemapurl.md) | string | URL of source map associated with the stylesheet (if any). |
|  [sourceURL](./puppeteer.protocol.css.cssstylesheetheader.sourceurl.md) | string | Stylesheet resource URL. |
|  [startColumn](./puppeteer.protocol.css.cssstylesheetheader.startcolumn.md) | number | Column offset of the stylesheet within the resource (zero based). |
|  [startLine](./puppeteer.protocol.css.cssstylesheetheader.startline.md) | number | Line offset of the stylesheet within the resource (zero based). |
|  [styleSheetId](./puppeteer.protocol.css.cssstylesheetheader.stylesheetid.md) | [StyleSheetId](./puppeteer.protocol.css.stylesheetid.md) | The stylesheet identifier. |
|  [title](./puppeteer.protocol.css.cssstylesheetheader.title.md) | string | Stylesheet title. |