Refactor top class selector to body context in SCSS and update file metadata in sync cache

.vscode/ftp-kr.sync.cache.json

@@ -388,8 +388,8 @@
           },
           "layout-logged.php": {
             "type": "-",
-            "size": 5586,
-            "lmtime": 1733421752511,
+            "size": 5693,
+            "lmtime": 1733745379453,
             "modified": false
           },
           "layout-unlogged.php": {
@@ -482,14 +482,14 @@
           },
           "task_popup.php": {
             "type": "-",
-            "size": 5203,
-            "lmtime": 0,
+            "size": 5209,
+            "lmtime": 1733745432733,
             "modified": false
           },
           "task_single.php": {
             "type": "-",
-            "size": 2852,
-            "lmtime": 0,
+            "size": 2861,
+            "lmtime": 1733745438165,
             "modified": false
           },
           "work-time.php": {