added style, fixed login issue

frontend/src/contexts/AuthContext.jsx

@@ -42,10 +42,12 @@ export function AuthProvider({ children }) {
 
   useEffect(() => {
     const unsubscribe = onAuthStateChanged(auth, async (user) => {
-      setCurrentUser(user);
       if (user) {
+        setLoading(true);
+        setCurrentUser(user);
         await fetchAccount();
       } else {
+        setCurrentUser(null);
         setUserTier("free");
         setTierLimits(DEFAULT_TIER_LIMITS);
         setIsSubscribed(false);

frontend/src/index.css

@@ -82,8 +82,10 @@ button {
 
 .page {
   max-width: 800px;
+  height: 100%;
   margin: 0 auto;
   padding: 2rem;
+  background-color: red;
 }
 
 .page--wide {