diff --git a/web_src/css/base.css b/web_src/css/base.css
index 39382e4865..001a0ff032 100644
--- a/web_src/css/base.css
+++ b/web_src/css/base.css
@@ -494,7 +494,7 @@ img.ui.avatar,
   margin-top: calc(var(--page-spacing) - 1rem);
 }
 
-/* add horizontal margin to elements that are outside of .flex-container or .ui.container */
+/* add horizontal margin to elements that are outside top-level of .flex-container or .ui.container */
 .page-content > .flash-message {
   margin-left: var(--page-margin-x);
   margin-right: var(--page-margin-x);