diff --git a/package-lock.json b/package-lock.json
index cce4bec..3552e99 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
 				"@lingui/react": "^2.8.3",
 				"canvas-confetti": "^1.9.2",
 				"code-blast-codemirror": "chinchang/code-blast-codemirror#web-maker",
-				"codemirror": "^5.65.16",
+				"codemirror": "^5.65.19",
 				"copy-webpack-plugin": "^4.5.1",
 				"esprima-next": "^6.0.3",
 				"firebase": "^10.8.0",
@@ -8084,9 +8084,10 @@
 			}
 		},
 		"node_modules/codemirror": {
-			"version": "5.65.16",
-			"resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.65.16.tgz",
-			"integrity": "sha512-br21LjYmSlVL0vFCPWPfhzUCT34FM/pAdK7rRIZwa0rrtrIdotvP4Oh4GUHsu2E3IrQMCfRkL/fN3ytMNxVQvg=="
+			"version": "5.65.19",
+			"resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.65.19.tgz",
+			"integrity": "sha512-+aFkvqhaAVr1gferNMuN8vkTSrWIFvzlMV9I2KBLCWS2WpZ2+UAkZjlMZmEuT+gcXTi6RrGQCkWq1/bDtGqhIA==",
+			"license": "MIT"
 		},
 		"node_modules/collection-map": {
 			"version": "1.0.0",
@@ -35178,9 +35179,9 @@
 			"dev": true
 		},
 		"codemirror": {
-			"version": "5.65.16",
-			"resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.65.16.tgz",
-			"integrity": "sha512-br21LjYmSlVL0vFCPWPfhzUCT34FM/pAdK7rRIZwa0rrtrIdotvP4Oh4GUHsu2E3IrQMCfRkL/fN3ytMNxVQvg=="
+			"version": "5.65.19",
+			"resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.65.19.tgz",
+			"integrity": "sha512-+aFkvqhaAVr1gferNMuN8vkTSrWIFvzlMV9I2KBLCWS2WpZ2+UAkZjlMZmEuT+gcXTi6RrGQCkWq1/bDtGqhIA=="
 		},
 		"collection-map": {
 			"version": "1.0.0",
diff --git a/package.json b/package.json
index 449ac6d..1b80d2f 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
 		"@lingui/react": "^2.8.3",
 		"canvas-confetti": "^1.9.2",
 		"code-blast-codemirror": "chinchang/code-blast-codemirror#web-maker",
-		"codemirror": "^5.65.16",
+		"codemirror": "^5.65.19",
 		"copy-webpack-plugin": "^4.5.1",
 		"esprima-next": "^6.0.3",
 		"firebase": "^10.8.0",
diff --git a/src/style.css b/src/style.css
index 290ef17..b2cb9ca 100644
--- a/src/style.css
+++ b/src/style.css
@@ -808,6 +808,10 @@ li.CodeMirror-hint-active {
 	/*color: white;*/
 }
 
+[data-type="css"] .cm-error {
+	background: inherit !important;
+}
+
 #demo-frame {
 	border: 0;
 	width: 100%;