import { LitElement } from 'lit-element';
/**
 * Button Group, group related button actions
 *
 * @noInheritDoc
 * @element li-button-group
 * @slot default - Content slot for modal body
 */
export declare class LithiumButtonGroup extends LitElement {
    /** Display group as a group of secondary actions */
    action: 'secondary' | '';
    static readonly styles: import("lit-element").CSSResult[];
    protected render(): import("lit-element").TemplateResult;
}
declare global {
    interface HTMLElementTagNameMap {
        'li-button-group': LithiumButtonGroup;
    }
}