diff --git a/src/views/trials/trials-panel/setting/reading-unit/components/ArbitrationRules.vue b/src/views/trials/trials-panel/setting/reading-unit/components/ArbitrationRules.vue
index 8611acdd..c2056fc4 100644
--- a/src/views/trials/trials-panel/setting/reading-unit/components/ArbitrationRules.vue
+++ b/src/views/trials/trials-panel/setting/reading-unit/components/ArbitrationRules.vue
@@ -23,11 +23,11 @@
         </el-radio>
       </el-radio-group>
     </el-form-item>
-    <el-collapse v-model="activeNames">
+    <el-collapse v-model="activeNames" style="border-top:none;">
       <el-collapse-item
         v-for="(item, index) of QuestionList"
         :key="item.ReadingQuestionTrialId"
-        style="position: relative"
+        style="position: relative;padding:0 10px;"
         :name="item.ReadingQuestionTrialId"
       >
         <div slot="title">