Landing page

src/app/groups/layout.tsx

@@ -1,5 +1,9 @@
 import { PropsWithChildren } from 'react'
 
 export default function GroupsLayout({ children }: PropsWithChildren<{}>) {
-  return <main>{children}</main>
+  return (
+    <main className="flex-1 max-w-screen-md w-full mx-auto p-4">
+      {children}
+    </main>
+  )
 }