code: def indent_css(f, output):
      
      line_count = get_line_count(f)
      f = open(f, 'r+')
      output = open(output, 'r+')
      for line in range(line_count):
          string = f.readline().rstrip()
          if len(string) > 0:
              if string[-1] == ";":
                  output.write("    " + string + "\n")
              else:
                  output.write(string + "\n")
      output.close()
      f.close()
docs: Indentes css that has not been indented and saves it to a new file.
      A new file is created if the output destination does not already exist.
  
      Args:
          f: string, path to file.
  
          output: string, path/name of the output file (e.g. /directory/output.css).
      print type(response.read())
  
      Returns:
          None.