#13 Error alert formatting

frontend/src/pages/LoginPage.jsx

@@ -1,5 +1,5 @@
 import React, { useState } from "react";
-import { Button, Col, Container, Form, Row, Alert} from "react-bootstrap";
+import { Button, Col, Container, Form, Row, Alert } from "react-bootstrap";
 import MyNavbar from "../components/MyNavbar";
 import { makeRequest } from "../utils.ts";
 
@@ -9,7 +9,7 @@ const LoginPage = () => {
   const [error, setError] = useState(null);
 
   const sendLoginRequest = async (e) => {
-    e.preventDefault();
+    e?.preventDefault();
     await makeRequest({
       url: "http://localhost:5000/login",
       method: "POST",
@@ -29,8 +29,12 @@ const LoginPage = () => {
   return (
     <React.Fragment>
       <MyNavbar />
-      { error && (
-          <Alert variant="danger" className="m-4 mx-auto w-25">ERROR! {error.message}</Alert>
+      {error && (
+        <Container>
+          <Alert variant="danger" className="m-4 mx-auto w-50 text-center">
+            {error.message}
+          </Alert>
+        </Container>
       )}
       <Container className="p-5">
         <Form onSubmit={sendLoginRequest}>