Issue #3361839 by BramDriesen, mherchel, rpayanm: Accidental use of CSS...

Issue #3361839 by BramDriesen, mherchel, rpayanm: Accidental use of CSS nesting in misc/dialog/off-canvas/css/details.css

(cherry picked from commit 0816a048)
(cherry picked from commit 5e7cf3cf)

core/misc/dialog/off-canvas/css/details.css

@@ -56,15 +56,12 @@
   outline-offset: -4px; /* Ensure focus doesn't get cut off. */
 }
 
-#drupal-off-canvas-wrapper summary {
-
-  a {
-    color: var(--off-canvas-details-text-color);
-  }
+#drupal-off-canvas-wrapper summary a {
+  color: var(--off-canvas-details-text-color);
+}
 
-  a:hover {
-    color: var(--off-canvas-details-summary-text-color-hover);
-  }
+#drupal-off-canvas-wrapper summary a:hover {
+  color: var(--off-canvas-details-summary-text-color-hover);
 }
 
 #drupal-off-canvas-wrapper .details-wrapper {

core/misc/dialog/off-canvas/css/details.pcss.css

@@ -47,7 +47,7 @@
       outline-offset: -4px; /* Ensure focus doesn't get cut off. */
     }
 
-    a {
+    & a {
       color: var(--off-canvas-details-text-color);
 
       &:hover {