remove unnecessary configurations
@@ -199,17 +199,6 @@ html_theme_options = {
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
#html_static_path = ['_static']
-#
-# html_style = 'css/theme.css'
-#
-# if on_rtd:
-# html_context = {
-# 'css_files': [
-# #'https://media.readthedocs.org/css/sphinx_rtd_theme.css',
-# 'https://media.readthedocs.org/css/readthedocs-doc-embed.css',
-# #'_static/css/modified_theme.css',
-# ],
-# }
# Add any extra paths that contain custom files (such as robots.txt or
# .htaccess) here, relative to this directory. These files are copied
