#panel .sor {
  height: 20px;
}
#panel .sor_elso {
  height: 5px;
}
#panel .sor_tav {
  height: 5px;
}
#panel .cella {
  float: left;
  height: 20px;
  width: 20px;
}
#panel .cella_tav {
  float: left;
  height: 20px;
  width: 5px;
}