style: 统一输入框和选择器宽度为240px并优化卡片布局

- 将多处输入框和选择器的宽度从200px调整为240px
- 优化卡片布局结构，添加分割卡片提升可读性
- 移除部分冗余的刷新按钮和样式代码
- 调整日期选择器等表单元素的宽度为240px

seller/src/views/shop/bill/storeBill.vue

@@ -13,7 +13,7 @@
             format="yyyy-MM-dd HH:mm:ss"
             placeholder="请选择"
             clearable
-            style="width: 200px"
+            style="width: 240px"
           ></DatePicker>
         </Form-item>
         <Form-item label="结束时间" prop="endDate">
@@ -24,11 +24,11 @@
             di
             placeholder="请选择"
             clearable
-            style="width: 200px"
+            style="width: 240px"
           ></DatePicker>
         </Form-item>
         <Form-item label="状态" prop="orderStatus">
-          <Select v-model="searchForm.billStatus" placeholder="请选择" clearable style="width: 200px">
+          <Select v-model="searchForm.billStatus" placeholder="请选择" clearable style="width: 240px">
             <Option value="OUT">已出账</Option>
             <Option value="CHECK">已对账</Option>
             <Option value="COMPLETE">已完成</Option>
@@ -37,6 +37,8 @@
         <Button @click="handleSearch" type="primary" class="search-btn">搜索</Button>
         <Button @click="handleReset" class="search-btn">重置</Button>
       </Form>
+      </Card>
+    <Card>
       <Table
         :loading="loading"
         border