From ea72755c364dfa39dbdbab9f314fb5d9b6559676 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rodrigo=20Gir=C3=A3o=20Serr=C3=A3o?=
 <5621605+rodrigogiraoserrao@users.noreply.github.com>
Date: Fri, 9 Dec 2022 16:16:23 +0000
Subject: [PATCH] Better naming

---
 src/textual/dom.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/textual/dom.py b/src/textual/dom.py
index 0a371de45..731c35a56 100644
--- a/src/textual/dom.py
+++ b/src/textual/dom.py
@@ -266,11 +266,11 @@ class DOMNode(MessagePump):
                 return f"{base.__name__}"
 
         default_css = [base.DEFAULT_CSS.strip() for base in self._node_bases]
-        parent_default_css = default_css[1:] + [""]
-        for tie_breaker, (base, css, next_css) in enumerate(
-            zip(self._node_bases, default_css, parent_default_css)
+        ancestor_default_css = default_css[1:] + [""]
+        for tie_breaker, (base, css, ancestor_css) in enumerate(
+            zip(self._node_bases, default_css, ancestor_default_css)
         ):
-            if css and css != next_css:
+            if css and css != ancestor_css:
                 css_stack.append((get_path(base), css, -tie_breaker))
 
         return css_stack