Add header and themes

src/widgets/section/section.tsx

@@ -0,0 +1,15 @@
+export const Section = ({
+  name,
+  children,
+}: {
+  name: string;
+  children: React.ReactNode;
+}) => {
+  return (
+    // open section onClick
+    <section className="w-full mt-8 cursor-pointer">
+      <h2 className="text-4xl">{name}</h2>
+      <div>{children}</div>
+    </section>
+  );
+};