style : update style

src/module/_global/layout/layout_background.tsx

@@ -0,0 +1,14 @@
+"use client"
+import { useHookstate } from '@hookstate/core';
+import { Container, rem } from '@mantine/core';
+import React from 'react';
+import { TEMA } from '../bin/val_global';
+
+export default function LayoutBackground({ children }: { children: React.ReactNode }) {
+  const tema = useHookstate(TEMA)
+  return (
+    <Container mih={'100vh'} p={0} size={rem(550)} bg={tema.get().bgUtama}>
+      {children}
+    </Container>
+  );
+}