message: Protect against empty banner
diff: @@ -9,6 +9,10 @@ const BottomBanner = ({ banner, ...rest }) => {
  const Banner = Banners[banner]
  + if (!Banner) {
  + return <div />
  + }
  +
  return (
  <FixedWrapper bottom>
  <Banner banner={banner} {...rest} />
  