From d87609093831c71d61300baa96eebde6741c5c4d Mon Sep 17 00:00:00 2001
From: alstjr7375 <alstjr7375@daum.net>
Date: Wed, 14 Jul 2021 15:02:39 +0900
Subject: [PATCH] Add: System Default Theme - GTK tab line color at photon
 style #120

---
 userChrome.css | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/userChrome.css b/userChrome.css
index fcda657..1e632ca 100644
--- a/userChrome.css
+++ b/userChrome.css
@@ -542,6 +542,11 @@
   :root[lwtheme-mozlightdark] #tabbrowser-tabs {
     --tab-line-color: rgb(10, 132, 255) !important;
   }
+  @media (-moz-gtk-csd-available) {
+    :root[lwtheme-mozlightdark]:not(:-moz-lwtheme) #tabbrowser-tabs {
+      --tab-line-color: Highlight !important; /* -moz-accent-color */
+    }
+  }
 
   .tab-context-line {
     display: -moz-inline-box !important;