import type { Exact } from '@svelte-thing/type-utils';
import type { ClassValue } from 'svelte/elements';
export interface StylePortalProps {
    class: ClassValue | null | undefined;
}
export declare function stylePortal<T extends StylePortalProps>(props: Exact<StylePortalProps, T>): {
    props: {
        readonly class: ClassValue | null | undefined;
        'data-slot': string;
    };
};