diff --git a/docs/scss/style.scss b/docs/scss/style.scss
index 8c0787113..b6a439629 100644
--- a/docs/scss/style.scss
+++ b/docs/scss/style.scss
@@ -786,6 +786,7 @@ nav {
     }
   }
   ul {
+    width: 100%;
     margin-left: -0.75rem;
     background: var(#{$nav-back-color-var});
     + h4 {