body {
  font-family: 'Palatino Linotype' Palatino 'URW Palladio L', serif;
  font-size  : 11px;
  width      : 1024px;
}

div.data {
    height: 600px;
    overflow: auto;
}

div.data tr:nth-child(4n+1) th{
    background: #e0d8c0;
}
 
div.data tr:nth-child(4n+1) td{
    background: #e0d8c0;
}