From d118c93638dcbcfedb1b6448306205bd45cdffe6 Mon Sep 17 00:00:00 2001
From: Andrea Fercia <a.fercia@gmail.com>
Date: Thu, 6 Aug 2026 19:37:54 +0200
Subject: [PATCH] Test CSS coding standard errors.

---
 src/wp-admin/css/common.css | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/wp-admin/css/common.css b/src/wp-admin/css/common.css
index 980702d31fb80..be05329b4158a 100644
--- a/src/wp-admin/css/common.css
+++ b/src/wp-admin/css/common.css
@@ -1,3 +1,21 @@
+.new_selector_UPPER_element, #selector-2, #selectorMore {
+	box-shadow: 0 0 .5px red;
+	font-weight: bold;
+	line-height: 110%;
+	background:#FFFFFF;
+	display: BLOCK;
+	margin: 0px 0px 20px 0px;
+	padding-left: 20PX;
+}
+
+.class { /* Incorrect usage of multi-part values */
+	text-shadow: 0 1px 0 rgba(0, 0, 0, 0.5),
+				 0 1px 0 #fff;
+	box-shadow: 0 1px 0 rgba(0, 0,
+		0, 0.5),
+		0 1px 0 rgba(0,0,0,0.5);
+}
+
 /* 2 column liquid layout */
 #wpwrap {
 	height: auto;