/**
 * Present when the preview card is open.
 */
export declare const open = "data-open";
/**
 * Present when the preview card is closed.
 */
export declare const closed = "data-closed";
/**
 * Indicates which side the popup is positioned relative to the trigger.
 * @type {'top' | 'bottom' | 'left' | 'right' | 'inline-end' | 'inline-start'}
 */
export declare const side = "data-side";
/**
 * Indicates how the popup is aligned relative to specified side.
 * @type {'start' | 'center' | 'end'}
 */
export declare const align = "data-align";
/**
 * Present when the preview card arrow is uncentered.
 */
export declare const uncentered = "data-uncentered";