From 02112e68bd4d2fe580381d9c2987922fc57fc99d Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Fri, 11 Feb 2022 14:34:00 +1000
Subject: [PATCH] fix "Identifier 'style' has already been declared"

https://github.com/ankitects/anki/issues/1516
---
 qt/aqt/webview.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/qt/aqt/webview.py b/qt/aqt/webview.py
index e47512a56..134d29337 100644
--- a/qt/aqt/webview.py
+++ b/qt/aqt/webview.py
@@ -657,9 +657,11 @@ html {{ {font} }}
 
         self.evalWithCallback(
             f"""
-const style = document.createElement('style');
-style.innerHTML = `{css}`;
-document.head.appendChild(style);
+(function(){{
+    const style = document.createElement('style');
+    style.innerHTML = `{css}`;
+    document.head.appendChild(style);
+}})();
 """,
             after_style,
         )