layout mimics actual chatgpt ui

src/components/svg/DarkModeIcon.jsx

@@ -0,0 +1,20 @@
+import React from 'react';
+
+export default function DarkModeIcon() {
+  return (
+    <svg
+      stroke="currentColor"
+      fill="none"
+      strokeWidth="2"
+      viewBox="0 0 24 24"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+      className="h-4 w-4"
+      height="1em"
+      width="1em"
+      xmlns="http://www.w3.org/2000/svg"
+    >
+      <path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"></path>
+    </svg>
+  );
+}