table.history
{
  border:0px;
}
table.history tr th
{
  font-weight: bold;
  background-color: #bbbbbb;
  border: 0px;
  padding: 3px;
  vertical-align:top;
}
table.history tr td
{
  font-weight: normal;
  background-color: #dddddd;
  border: 0px;
  padding: 3px;
}