fix outlint in tree for other themes too

src/vs/workbench/electron-browser/media/shell.css

@@ -92,12 +92,7 @@
 	outline: 1px solid #007ACC; /* higher contrast color for focusable elements in a row that shows focus feedback */
 }
 
-.monaco-shell.vs .monaco-tree.focused.no-item-focus:focus {
-	outline: 1px solid rgba(0, 122, 204, 0.4); /* we still need to handle the empty tree or no focus item case */
-	outline-offset: -1px;
-}
-
-.monaco-shell.vs-dark .monaco-tree.focused.no-item-focus:focus:before {
+.monaco-shell .monaco-tree.focused.no-item-focus:focus:before {
 	position: absolute;
 	top: 0;
 	left: 0;
@@ -106,11 +101,19 @@
 	z-index: 5; /* make sure we are on top of the tree items */
 	content: "";
 	pointer-events: none; /* enable click through */
+}
+
+.monaco-shell.vs .monaco-tree.focused.no-item-focus:focus:before {
+	outline: 1px solid rgba(0, 122, 204, 0.4); /* we still need to handle the empty tree or no focus item case */
+	outline-offset: -1px;
+}
+
+.monaco-shell.vs-dark .monaco-tree.focused.no-item-focus:focus:before {
 	outline: 1px solid rgba(14, 99, 156, 0.6); /* we still need to handle the empty tree or no focus item case */
 	outline-offset: -1px;
 }
 
-.monaco-shell.hc-black .monaco-tree.focused.no-item-focus:focus {
+.monaco-shell.hc-black .monaco-tree.focused.no-item-focus:focus:before {
 	outline: 2px solid #DF740C; /* we still need to handle the empty tree or no focus item case */
 	outline-offset: -2px;
 }