fix style

src/app/routes/financial-management/components/receivable-order/receivable-order.component.ts

@@ -275,6 +275,7 @@ export class ReceivableOrderComponent implements OnInit {
         title: '操作',
         fixed: 'right',
         width: 120,
+        className: 'text-center',
         buttons: [
           {
             text: '浏览',

src/app/routes/financial-management/components/voucher-management/voucher-management.component.ts

@@ -323,6 +323,7 @@ export class VoucherManagementComponent implements OnInit {
         title: '操作',
         width: '130px',
         fixed: 'right',
+        className: 'text-center',
         buttons: [
           {
             text: '浏览',

src/app/routes/financial-management/components/voucher-summary/voucher-list/voucher-list.component.ts

@@ -213,6 +213,7 @@ export class VoucherListComponent implements OnInit {
         title: '操作',
         width: '130px',
         fixed: 'right',
+        className: 'text-center',
         buttons: [
           {
             text: '浏览',

src/app/routes/financial-management/components/withdrawals-record/withdrawals-record.component.ts

@@ -270,6 +270,7 @@ export class WithdrawalsRecordComponent implements OnInit {
         title: '操作',
         fixed: 'right',
         width: '110px',
+        className: 'text-center',
         buttons: [
           {
             text: '查看回单',