declare module '@mui/material/styles' { interface BreakpointOverrides { xs: true; sm: false; md: false; lg: false; xl: false; } } type LayoutType = 'mobile' | 'tablet' | 'desktop'; export declare const createSBTheme: () => import("@mui/material").Theme; export declare function useIsLayout(layout: LayoutType): boolean; export declare function useIsLayoutEqualOrAbove(layout: LayoutType): boolean; export {};