td:empty{
 width:25px; 
}
.name{
 width:70px; 
 height:20px;
}
.tbl {
  font:arial;
}
.cptn {
 font-weight:bold 
}
.tr1{
 background-color:red;
 color:white;
}
.tr2{
 background-color:white;
 color:black
}
.tr3{
 background-color:blue;
 color:white;
}
.tr4 {
 background-color:white;
 color:black;
}
.tr5{
 background-color:blue;
 color:white;
}
.tr6{
 background-color:white;
 color:black;
}