From b12f544c61e90ae0b52ff3e1994067e59126fb00 Mon Sep 17 00:00:00 2001
From: Mark Otto <markdotto@gmail.com>
Date: Sun, 1 Nov 2020 13:38:07 -0800
Subject: [PATCH] Document it better, remove commented out code

---
 scss/_navbar.scss                          | 1 -
 site/content/docs/5.0/components/navbar.md | 2 ++
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/scss/_navbar.scss b/scss/_navbar.scss
index 4dc29de1b5e5..cd3b78cef761 100644
--- a/scss/_navbar.scss
+++ b/scss/_navbar.scss
@@ -118,7 +118,6 @@
 .navbar-nav-scroll {
   max-height: var(--height, 70vh);
   overflow-y: auto;
-  // overflow-x: hidden;
 }
 
 // Button for toggling the navbar when in its collapsed state
diff --git a/site/content/docs/5.0/components/navbar.md b/site/content/docs/5.0/components/navbar.md
index 6599118fb8a3..5bd388bdc26f 100644
--- a/site/content/docs/5.0/components/navbar.md
+++ b/site/content/docs/5.0/components/navbar.md
@@ -480,6 +480,8 @@ Also note that **`.sticky-top` uses `position: sticky`, which [isn't fully suppo
 
 ## Scrolling
 
+Add `.navbar-nav-scroll` to a `.navbar-nav` to enable vertical scrolling when expanded navbar content gets too tall. By default, scrolling kicks in at `75vh` (or 75% of the viewport height), but you may override that with a local CSS custom property. For example, add `style="--height: 65vh;"` to the `.navbar-nav`.
+
 {{< example >}}
 <nav class="navbar navbar-expand-lg navbar-light bg-light">
   <div class="container-fluid">