import * as React from 'react'; import Container from '@mui/material/Container'; import Dialog from '@mui/material/Dialog'; import { createTheme, ThemeProvider } from '@mui/material/styles'; // testing docs/src/pages/customization/breakpoints/breakpoints.md declare module '@mui/material/styles' { interface BreakpointOverrides { xs: false; // removes the `xs` breakpoint sm: false; md: false; lg: false; xl: false; mobile: true; // adds the `mobile` breakpoint tablet: true; laptop: true; desktop: true; } } const theme = createTheme({ breakpoints: { values: { mobile: 0, tablet: 640, laptop: 1024, desktop: 1280, }, }, components: { MuiContainer: { defaultProps: { maxWidth: 'laptop', }, }, }, }); function MyContainer() { return ( hello yooo
); }