import { DefaultTheme } from 'styled-components';
/**
 * Default theme for the form.
 * Inherits from baseTheme and overrides specific values.
 */
export declare const defaultTheme: DefaultTheme;
/**
 * Create a custom theme by extending the default theme.
 *
 * @param customTheme - The custom theme object.
 * @returns The merged theme object.
 */
export declare const createTheme: <T extends Partial<DefaultTheme>>(customTheme: T) => DefaultTheme;
declare const _default: DefaultTheme;
export default _default;