From 495f69b76ba6632f805ba2177a2c31c5422e20f1 Mon Sep 17 00:00:00 2001
From: Egor Ananyin <ananinegor@gmail.com>
Date: Fri, 23 Jul 2021 13:16:04 +0300
Subject: [PATCH] LibWeb: Don't paint children stacking contexts inside the
 current one

---
 Userland/Libraries/LibWeb/Painting/StackingContext.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Userland/Libraries/LibWeb/Painting/StackingContext.cpp b/Userland/Libraries/LibWeb/Painting/StackingContext.cpp
index 57c0dfdaca..7ff683e8b6 100644
--- a/Userland/Libraries/LibWeb/Painting/StackingContext.cpp
+++ b/Userland/Libraries/LibWeb/Painting/StackingContext.cpp
@@ -32,6 +32,8 @@ StackingContext::StackingContext(Box& box, StackingContext* parent)
 void StackingContext::paint_descendants(PaintContext& context, Node& box, StackingContextPaintPhase phase)
 {
     box.for_each_child([&](auto& child) {
+        if (child.establishes_stacking_context())
+            return;
         switch (phase) {
         case StackingContextPaintPhase::BackgroundAndBorders:
             if (!child.is_floating() && !child.is_positioned()) {