import { CSSResultGroup, TemplateResult } from 'lit';
import { SbbElement } from '../../core/base-elements.ts';
/**
 * It can be used as a container for the content of the `sbb-expansion-panel` component.
 *
 * @slot - Use the unnamed slot to add content to the `sbb-expansion-panel`.
 */
export declare class SbbExpansionPanelContentElement extends SbbElement {
    static readonly elementName: string;
    static readonly role = "region";
    static styles: CSSResultGroup;
    private _previousSize?;
    constructor();
    connectedCallback(): void;
    protected render(): TemplateResult;
}
declare global {
    interface HTMLElementTagNameMap {
        'sbb-expansion-panel-content': SbbExpansionPanelContentElement;
    }
}
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