diff --git a/src/components/form-designer/setting-panel/index.vue b/src/components/form-designer/setting-panel/index.vue
index bd35f44..39068bf 100644
--- a/src/components/form-designer/setting-panel/index.vue
+++ b/src/components/form-designer/setting-panel/index.vue
@@ -1,6 +1,6 @@
 <template>
   <el-container class="panel-container">
-    <el-tabs v-model="activeTab" style="height: 100%; overflow: hidden">
+    <el-tabs v-model="activeTab" style="height: 100%; width:100%; overflow: hidden">
       <el-tab-pane :label="i18nt('designer.hint.widgetSetting')" name="1">
         <el-scrollbar class="setting-scrollbar" :style="{height: scrollerHeight}">