diff --git a/core/tests/Drupal/Tests/Core/Asset/css_test_files/quotes.css b/core/tests/Drupal/Tests/Core/Asset/css_test_files/quotes.css
index 3fe0f7d..c24f2d8 100644
--- a/core/tests/Drupal/Tests/Core/Asset/css_test_files/quotes.css
+++ b/core/tests/Drupal/Tests/Core/Asset/css_test_files/quotes.css
@@ -11,21 +11,21 @@ q[example="public class foo\
 
 /* A pseudo selector with essential whitespace wrapped in quotes. */
 q[style*="quotes: none"] {
-    quotes: none;
+  quotes: none;
 }
 
 q[style*='quotes: none'] {
-    quotes: none;
+  quotes: none;
 }
 
 q:after {
-    content: ": colon & escaped double \" quotes \".";
+  content: ": colon & escaped double \" quotes \".";
 }
 
 q:after {
-    content: ' (brackets & escaped single \' quotes \') ';
+  content: ' (brackets & escaped single \' quotes \') ';
 }
 
 q:after {
-    content: "I'm Quote";
+  content: "I'm Quote";
 }