import { Keyword } from "@siteimprove/alfa-css" ; import { Property } from "../property" ; declare module "../property" { interface Longhands { visibility : Property < Specified , Computed > ; } } internal export type Specified = Keyword < "visible" > | Keyword < "hidden" > | Keyword < "collapse" > ; internal export type Computed = Specified ; internal export const parse = Keyword . parse ( "visible" , "hidden" , "collapse" ) ; /**
 *  https internal export default Property . register ( "visibility" , Property . of < Specified , Computed > ( Keyword . of ( "visible" ) , parse , ( visibility ) => visibility , { inherits : true , } ) ) ;