import type { ThemeRadius } from "../theme.types";
export interface OverlayProps extends React.ComponentProps<"div"> {
    /** Controls overlay `background-color` opacity 0–1, disregarded when `gradient` prop is set
     * @default 0.6
     */
    backgroundOpacity?: number;
    /** Overlay `background-color`
     * @default "#000"
     */
    color?: React.CSSProperties["backgroundColor"];
    /** Overlay background blur, `0` by default
     * @default 0
     */
    blur?: number | string;
    /** Changes overlay to gradient. If set, `color` prop is ignored */
    gradient?: string;
    /** Overlay z-index
     * @default 50
     */
    zIndex?: string | number;
    /** Key of `theme.radius` or any valid CSS value to set border-radius
     * @default "0"
     */
    radius?: ThemeRadius;
    /** Determines whether content inside overlay should be vertically and horizontally centered
     * @default false
     */
    center?: boolean;
    /** Determines whether overlay should have fixed position instead of absolute
     * @default false
     */
    fixed?: boolean;
    /** Content inside overlay */
    children?: React.ReactNode;
}
export declare function Overlay(props: OverlayProps): import("react").JSX.Element;