问题卷z-index层级

src/features/mark/MarkProblemDialog.vue

@@ -4,6 +4,7 @@
     v-model:visible="visible"
     @cancel="handleCancel"
     width="240px"
+    :zIndex="2000"
   >
     <template #footer>
       <a-button key="back" @click="handleCancel">取消</a-button>