message: Fix titlebar z-index
  Change-type: patch
diff: @@ -278,7 +278,7 @@ export class MainPage extends React.Component<
  // @ts-ignore
  '-webkit-app-region': 'drag',
  position: 'relative',
  - zIndex: 1,
  + zIndex: 2,
  }}
  >
  <Flex width="100%" />
  