let asStyleSheet: WebAPI.DOMAPI.cssStyleSheet => WebAPI.DOMAPI.styleSheet
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let deleteRule: (WebAPI.DOMAPI.cssStyleSheet, int) => unit
let insertRule: ( WebAPI.DOMAPI.cssStyleSheet, ~rule: string, ~index: int=?,) => int
let make: ( ~options: WebAPI.DOMAPI.cssStyleSheetInit=?,) => WebAPI.DOMAPI.cssStyleSheet
let replace: ( WebAPI.DOMAPI.cssStyleSheet, string,) => Promise.t<WebAPI.DOMAPI.cssStyleSheet>
let replaceSync: (WebAPI.DOMAPI.cssStyleSheet, string) => unit