code: def main():
      """Start the CSS modification."""
      css_in = css_path_in.read_text(encoding="utf-8")
      font_binary = font_path.read_bytes()
      font_b64 = base64.b64encode(font_binary).decode("utf-8")
  
      css_out = []
      for css in css_in.split("\n"):
          if "src: url(" in css:
              css = (
                  f"  src: url(data:font/woff2;charset=utf-8;"
                  f'base64,{font_b64}) format("woff2");'
              )
          elif "url(" in css:
              continue
  
          css_out.append(css)
  
      css_out = "\n".join(css_out)
      css_minified_out = rcssmin.cssmin(style=css_out)
  
      css_path_out.write_text(data=css_out, encoding="utf-8")
      css_minified_path_out.write_text(
          data=css_minified_out, encoding="utf-8"
      )
  
imports: import base64
  from pathlib import Path
  import rcssmin
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types