tbody {
  border: none;
}

tbody th {
  background-color: #ccf;
}

tbody tr.odd th {
  background-color: #ccc;
}

tbody tr:nth-child(odd) th {
  background-color: #ccc;
}

td {
  background-color: #cc9;
}

tbody tr.even td {
  background-color: #ff9;
}

tfoot tbody tr.even td {
  background-color: inherit;
}

tbody tr:nth-child(even) td {
  background-color: #ff9;
}

tfoot th, tfoot td {
  background-color: #99f; 
}