import { ICSSStyleService, IStyleInsertResult, IStyleSheet } from '../common/style';
declare class GlobalStyleSheet implements IStyleSheet {
    private styleSheet;
    constructor();
    insertSelector(selector: string, rule: string): IStyleInsertResult;
    removeRuleBySelector(selector: string): void;
    deleteRule(index: number): void;
}
export declare class CSSStyleService implements ICSSStyleService {
    globalStyleSheet: GlobalStyleSheet;
    constructor();
    addClass(classname: string, style: Partial<CSSStyleDeclaration>): IStyleInsertResult;
    removeClass(classname: string): void;
}
export {};
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