From 5c9abd3dd9d392f36be329e16dbb8127ecb00ff6 Mon Sep 17 00:00:00 2001
From: bmFtZQ <62812711+bmFtZQ@users.noreply.github.com>
Date: Thu, 15 Apr 2021 05:40:18 +0800
Subject: [PATCH] fix tab scroll buttons

---
 chrome/tabbar/EdgeStyleTabShadow.css | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/chrome/tabbar/EdgeStyleTabShadow.css b/chrome/tabbar/EdgeStyleTabShadow.css
index 8cafd65..82e94a3 100644
--- a/chrome/tabbar/EdgeStyleTabShadow.css
+++ b/chrome/tabbar/EdgeStyleTabShadow.css
@@ -18,7 +18,10 @@
 
 .tabbrowser-tab,
 #TabsToolbar-customization-target > :not(#tabbrowser-tabs),
-#TabsToolbar #tabs-newtab-button
+#TabsToolbar #tabs-newtab-button,
+/* no ::part workaround - may have side effects */
+#scrollbutton-up[part="scrollbutton-up"]:not(.menupopup-scrollbutton),
+#scrollbutton-down[part="scrollbutton-down"]:not(.menupopup-scrollbutton)
 {
   margin-top: 2px !important;
 }
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