el-table表格表头及内容居中

<el-table :data="Table2"
       border style="width: 100%" 
       :header-cell-style="{'text-align':'center'}"  
       :cell-style="{'text-align':'center'}">
        <el-table-column prop="order_sn" label="订单编号"></el-table-column>
        <el-table-column prop="store_name" label="门店"></el-table-column>
        <el-table-column prop="table_name" label="房间号"> </el-table-column>
        <el-table-column prop="name" label="商品名"></el-table-column>
        <el-table-column prop="amount" label="金额"></el-table-column>
        <el-table-column prop="pay_type" label="支付方式"> </el-table-column>
        <el-table-column prop="menber_code" label="卡号"> </el-table-column>
        <el-table-column prop="ctime" label="交易时间"></el-table-column>
      </el-table>

表头居中

  :header-cell-style="{'text-align':'center'}"    

内容居中

       :cell-style="{'text-align':'center'}">