diff --git a/docs/custom_theme/partials/nav.html b/docs/custom_theme/partials/nav.html
new file mode 100644
index 0000000000..cd7b31dae3
--- /dev/null
+++ b/docs/custom_theme/partials/nav.html
@@ -0,0 +1,69 @@
+
+
+
+{% set site_url = config.site_url | default(nav.homepage.url, true) | url %}
+{% if not config.use_directory_urls and site_url[0] == site_url[-1] == "." %}
+ {% set site_url = site_url ~ "/index.html" %}
+{% endif %}
+
+
+