el-table表头颜色修改

  <el-table
       class="your-table"
        :data="endTableData"
        :header-cell-style="{background:'#E4E4E4',borderColor:'#CECECE',textAlign:'center'}"
        :span-method="endArraySpanMethod"
        
        border
        style="width: 100%;"
        height="550"
      >