export declare function timelineStyles(): import("lit").CSSResult;
export declare function timelineItemStyles(): import("lit").CSSResult;
export declare function timelineExpandableItemStyles(): import("lit").CSSResult;
export declare function timelineItemHeaderStyles(): import("lit").CSSResult;
export declare function timelineItemHeaderTitleStyles(): import("lit").CSSResult;
export declare function timelineItemHeaderSubtitleStyles(): import("lit").CSSResult;
export declare function timelineBodyStyles(): import("lit").CSSResult;
export declare function timelineFooterStyles(): import("lit").CSSResult;
export declare function timelineIconStyles(): import("lit").CSSResult;