small fix

src/components/App.js

@@ -1,6 +1,6 @@
 import React, { useEffect } from "react";
 import { HashRouter, Route, Switch, Redirect } from "react-router-dom";
-import ToastContainer from "./toast/ToastContainer";
+import ToastContainer from "./Toast/ToastContainer";
 
 // components
 import Layout from "./Layout/Layout";

src/components/toast/ToastContainer.js

@@ -4,7 +4,7 @@ import { Close as CloseIcon } from "@material-ui/icons";
 import useStyles from "./styles";
 
 const ToastContainer = () => {
-  var classes = useStyles();
+  const classes = useStyles();
   return (
     <ReactToastContainer
       className={classes.toastsContainer}