message: add CssBaseline to App for global styling
diff: import React, { lazy, Suspense } from "react";
  +import { Route } from "react-router-dom";
  -import { ThemeProvider } from "@material-ui/styles";
  +import {
  + MuiThemeProvider as ThemeProvider,
  + CssBaseline,
  +} from "@material-ui/core";
  import Theme from "./Theme";
  -import { Route } from "react-router-dom";
  -
  import CustomBrowserRouter from "./util/CustomBrowserRouter";
  import PrivateRoute from "./util/PrivateRoute";
  import Snack from "./components/Snack";
  @@ -19,6 +21,7 @@ const EditorView = lazy(() => import("./views/EditorView"));
  const App: React.FC = () => {
  return (
  <ThemeProvider theme={Theme}>
  + <CssBaseline />
  <AuthProvider>
  <SnackProvider>
  <CustomBrowserRouter>
  