.df /*departure flight*/
{
   background-color:#A0B8B7;
   color:#1C0B04;
}
.sdf /*selected departure flight*/
{
   background-color:#8D9E90;
   font-weight:bold;
}
.rf /*returning flight*/
{
   background-color:#90ED15;
   color:#140B04;
}
.srf /*selected returning flight*/
{
   background-color:#32AD13;
   font-weight:bold;
}