.flag_newzealand:before {
  background: url('../img/nation/flag_newzealand.png') no-repeat center;
  background-size: contain;
}
.flag_south_korea:before {
  background: url('../img/nation/flag_south_korea.png') no-repeat center;
  background-size: contain;
}
.flag_australia:before {
  background: url('../img/nation/flag_australia.png') no-repeat center;
  background-size: contain;
}
.flag_japan:before {
  background: url('../img/nation/flag_japan.png') no-repeat center;
  background-size: contain;
}
.flag_germany:before {
  background: url('../img/nation/flag_germany.png') no-repeat center;
  background-size: contain;
}
.flag_switzerland:before {
  background: url('../img/nation/flag_switzerland.png') no-repeat center;
  background-size: contain;
}
.flag_china_hongkong:before {
  background: url('../img/nation/flag_china_hongkong.png') no-repeat center;
  background-size: contain;
}
.flag_spain:before {
  background: url('../img/nation/flag_spain.png') no-repeat center;
  background-size: contain;
}
.flag_greatbritain:before {
  background: url('../img/nation/flag_greatbritain.png') no-repeat center;
  background-size: contain;
}
.flag_italy:before {
  background: url('../img/nation/flag_italy.png') no-repeat center;
  background-size: contain;
}
.flag_canada:before {
  background: url('../img/nation/flag_canada.png') no-repeat center;
  background-size: contain;
}
.flag_usa:before {
  background: url('../img/nation/flag_usa.png') no-repeat center;
  background-size: contain;
}
.flag_china:before {
  background: url('../img/nation/flag_china.png') no-repeat center;
  background-size: contain;
}
.flag_china_taiwan:before {
  background: url('../img/nation/flag_china_taiwan.png') no-repeat center;
  background-size: contain;
}
.flag_india:before {
  background: url('../img/nation/flag_india.png') no-repeat center;
  background-size: contain;
}
.flag_france:before {
  background: url('../img/nation/flag_france.png') no-repeat center;
  background-size: contain;
}
.flag_euro:before {
  background: url('../img/nation/flag_euro.png') no-repeat center;
  background-size: contain;
}
.flag_singapor:before {
  background: url('../img/nation/flag_singapor.png') no-repeat center;
  background-size: contain;
}
.flag_portugal:before {
  background: url('../img/nation/flag_portugal.png') no-repeat center;
  background-size: contain;
}
.flag_aodili:before {
  background: url('../img/nation/flag_aodili.png') no-repeat center;
  background-size: contain;
}
.flag_luxembourg:before {
  background: url('../img/nation/flag_luxembourg.png') no-repeat center;
  background-size: contain;
}
.flag_netherlands:before {
  background: url('../img/nation/flag_netherlands.png') no-repeat center;
  background-size: contain;
}
.flag_russia:before {
  background: url('../img/nation/flag_russia.png') no-repeat center;
  background-size: contain;
}
.flag_national:before {
  background: url('../img/nation/flag_national.jpg') no-repeat center;
  background-size: contain;
}