message: fix: example code
diff: @@ -13,6 +13,7 @@ function UseColorMode() {
  const { toggleColorMode } = useColorMode();
  const text = useColorModeValue('Light', 'Dark');
  const bg = useColorModeValue('warmGray.50', 'coolGray.800');
  +
  return (
  <Center>
  <Box p="4" flex="1" bg={bg} maxW="300" w="100%" mt={10} safeArea>
  