fix styles after rebase

apps/trading/pages/_app.page.tsx

@@ -13,6 +13,7 @@ import { createClient } from '../lib/apollo-client';
 import { ThemeSwitcher } from '@vegaprotocol/ui-toolkit';
 import './styles.css';
 import { ApolloProvider } from '@apollo/client';
+import './styles.css';
 
 function VegaTradingApp({ Component, pageProps }: AppProps) {
   const client = useMemo(() => createClient(process.env['NX_VEGA_URL']), []);

apps/trading/pages/index.page.tsx

@@ -39,7 +39,6 @@ export function Index() {
           ))}
         </select>
       ) : null}
-      <hr />
       <h2>Public keys</h2>
       <pre>{JSON.stringify(keypairs, null, 2)}</pre>
     </div>

apps/trading/pages/portfolio/index.page.tsx

@@ -4,9 +4,12 @@ const Portfolio = () => {
   const { keypair } = useVegaWallet();
   return (
     <div>
-      <h1>
-        Portfolio for: {keypair.name} {keypair.pub}
-      </h1>
+      <h1>Portfolio</h1>
+      {keypair && (
+        <p>
+          Keypair: {keypair.name} {keypair.pub}
+        </p>
+      )}
     </div>
   );
 };