求教育！怎样用代码给动态生成的表格添加样式？解决办法

求教育！怎样用代码给动态生成的表格添加样式？

C# code

Table myTable = new Table();TableRow myTableRow = new TableRow();TableCell myTableCell = new TableCell();myTableCell.Text = "测试单元格";myTableRow.Cells.Add(myTableCell);myTable.Rows.Add(myTableRow);PlaceHolder1.Controls.Add(myTable);