feature: color for counter number

src/styles/base/header.scss

@@ -102,6 +102,10 @@ solid-notifications {
           left: 2.1rem;
           top: -3px;
         }
+
+        span {
+          color: var(--color-notification-counter-number);
+        }
       }
     }
   
@@ -175,12 +179,6 @@ solid-notifications {
               display: none;
             }
           }
-
-          .solid-notification__read {
-            read-badge[data-unread='unread'] {
-              
-            }
-          }
         }
       }
     }