text: import Typography from 'typography';
  import githubTheme from 'typography-theme-github';
  
  githubTheme.overrideThemeStyles = () => {
    return {
      'a.gatsby-resp-image-link': {
        boxShadow: `none`,
      },
    };
  };
  
  delete githubTheme.googleFonts;
  
  const typography = new Typography(githubTheme);
  
  // Hot reload typography in development.
  if (process.env.NODE_ENV !== `production`) {
    typography.injectStyles();
  }
  
  export default typography;
  export const rhythm = typography.rhythm;
  export const scale = typography.scale;
  