---
title: CSSStyleSheet
framework: webkitjs
role: symbol
role_heading: Class
path: webkitjs/cssstylesheet
---

# CSSStyleSheet

## Declaration

```data
interface CSSStyleSheet
```

## Topics

### Instance Properties

- [cssRules](webkitjs/cssstylesheet/1634473-cssrules.md)
- [ownerRule](webkitjs/cssstylesheet/1634415-ownerrule.md)
- [rules](webkitjs/cssstylesheet/1629485-rules.md)

### Instance Methods

- [addRule](webkitjs/cssstylesheet/1630710-addrule.md)
- [deleteRule](webkitjs/cssstylesheet/1629395-deleterule.md)
- [insertRule](webkitjs/cssstylesheet/1629656-insertrule.md)
- [removeRule](webkitjs/cssstylesheet/1633174-removerule.md)

## Relationships

### Inherits From

- [StyleSheet](webkitjs/stylesheet.md)