message: Add font smoothing for firefox
diff: @@ -5,6 +5,7 @@ export default createGlobalStyle`
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  + -moz-osx-font-smoothing: grayscale;
  font-family: ${props => props.theme.fonts.sans};
  background-color: ${props => props.theme.colors.background};
  }
  