code: def setup(app):
      app.add_stylesheet("css/modify.css")
  
file_path: spinningup/docs/conf.py
imports: import os
  import sys
  from unittest.mock import MagicMock
  import spinup
  from recommonmark.parser import CommonMarkParser
label_desc: Use image node_id 1 for calling a global function with example usage: setup(app) without return types