diff --git a/docs/_static/css/toggle.css b/docs/_static/css/toggle.css
index ebbd0658a..add134f6c 100644
--- a/docs/_static/css/toggle.css
+++ b/docs/_static/css/toggle.css
@@ -74,4 +74,10 @@ html.transition *:before,
 html.transition *:after {
     transition: ease-in-out 200ms !important;
     transition-delay: 0 !important;
-}
\ No newline at end of file
+}
+
+nav.wy-nav-side {
+    /* The default padding of 2em is too small and the "Keyword Index" link gets obscured
+     * by the version toggle. */
+    padding-bottom: 3em;
+}