diff --git a/docs/extra.css b/docs/extra.css
index 4b3107c..8aca2c7 100644
--- a/docs/extra.css
+++ b/docs/extra.css
@@ -26,3 +26,8 @@
 .md-content h1:first-of-type {
     display: none;
 }
+
+.md-sidebar--secondary {
+  display: none;
+}
+
diff --git a/docs/extra.css~ b/docs/extra.css~
index 0e74960..4b3107c 100644
--- a/docs/extra.css~
+++ b/docs/extra.css~
@@ -22,3 +22,7 @@
     border-top: 1px solid #ccc;
     padding-top: 0.5em;
 }
+
+.md-content h1:first-of-type {
+    display: none;
+}