.room_{
  fill: green;
}
.room_free{
  fill: green;
  color: green;
  background-color: green;
}
.room_reserved{
  fill: #FF0000;
  color: #FF0000;
  background-color: #FF0000;

}
.room_partially_reserved{
  fill: orange;
  color: orange;
   background-color: orange;
}