Description: Fix creation of documentation
Index: xsimd/docs/source/conf.py
===================================================================
--- xsimd.orig/docs/source/conf.py
+++ xsimd/docs/source/conf.py
@@ -16,7 +16,7 @@ html_theme = "sphinx_rtd_theme"
 html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 def setup(app):
-    app.add_stylesheet("main_stylesheet.css")
+    app.add_css_file("main_stylesheet.css")
 
 extensions = ['breathe']
 breathe_projects = { 'xsimd': '../xml' }
