update

components/export-range.vue

@@ -31,7 +31,7 @@
     </el-form>
     <slot></slot>
 
-    <el-row type="flex" justify="space-around">
+    <el-row type="flex" justify="space-around" class="btn_bar">
       <el-col :span="2">
         <el-button type="primary" size="small" @click="toExport">导出</el-button>
       </el-col>