import { ElementStyles } from '@microsoft/fast-element';
import { FoundationElementTemplate, TreeItemOptions } from '@microsoft/fast-foundation';
/**
 * Tree item expand collapse button size CSS Partial
 * @public
 */
export declare const expandCollapseButtonSize: import("@microsoft/fast-element").CSSDirective;
/**
 * Styles for Tree Item
 * @public
 */
export declare const treeItemStyles: FoundationElementTemplate<ElementStyles, TreeItemOptions>;