fix: bug

src/features/mark/stores/mark.ts

@@ -18,7 +18,7 @@ const useMarkStore = defineStore("mark", {
       uiSetting: {
         "answer.paper.scale": 1,
         "score.board.collapse": false,
-        "normal.mode": "",
+        "normal.mode": "mouse",
         "score.fontSize.scale": 1,
         "paper.modal": false,
         "answer.modal": false,