From 1d152bdd45e1c28302e8f5e57dfe297f2266c4a9 Mon Sep 17 00:00:00 2001
From: Jacob Wright <jacwright@gmail.com>
Date: Fri, 27 Aug 2021 13:01:16 -0600
Subject: [PATCH] [fix] attach transition/animation CSS to ownerDocument in
 iframes (#6680)

---
 src/runtime/internal/dom.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/runtime/internal/dom.ts b/src/runtime/internal/dom.ts
index 98adc99b59..2aef1c7f28 100644
--- a/src/runtime/internal/dom.ts
+++ b/src/runtime/internal/dom.ts
@@ -151,7 +151,7 @@ export function get_root_for_style(node: Node): ShadowRoot | Document {
 	if ((root as ShadowRoot).host) {
 		return root as ShadowRoot;
 	}
-	return document;
+	return node.ownerDocument;
 }
 
 export function append_empty_stylesheet(node: Node) {