table{
border:2px solid #ccc;
border-collapse: collapse;
font-size:12px;
font-family:'Trebuchet MS';
}

th{
border:1px solid #ccc;
background: none repeat scroll 0 0 #F7F7F7;
}
td{
border:1px dotted #ccc;
}
td.u{
font-weight:bold;
}
td.k{
font-size:10px;
}
td.r{
}
td.rk{
background: none repeat scroll 0 0 #F7F7F7;
}
td.rk1 {
font-weight:bold;
}