.box h3 a.ref {
  background: url("../images/refbox0.png") no-repeat;
  padding-left: 20px;
 }

.box:hover h3 a.ref {
  background: url("../images/refbox1.png") no-repeat;
 }

.box h3 a.web {
  background: url("../images/boxes/web0.png") no-repeat;
 }

.box:hover h3 a.web {
  background: url("../images/boxes/web1.png") no-repeat;
}

.box h3 a.tiskoviny {
  background: url("../images/boxes/tiskoviny0.png") no-repeat;
 }

.box:hover h3 a.tiskoviny {
  background: url("../images/boxes/tiskoviny1.png") no-repeat;
}

.box h3 a.propagace {
  background: url("../images/boxes/propagace0.png") no-repeat;
 }

.box:hover h3 a.propagace {
  background: url("../images/boxes/propagace1.png") no-repeat;
}

.box h3 a.akce {
  background: url("../images/boxes/akce0.png") no-repeat;
 }

.box:hover h3 a.akce {
  background: url("../images/boxes/akce1.png") no-repeat;
}

.box h3 a.plochy {
  background: url("../images/boxes/plochy0.png") no-repeat;
 }

.box:hover h3 a.plochy {
  background: url("../images/boxes/plochy1.png") no-repeat;
}

.box h3 a.video {
  background: url("../images/boxes/video0.png") no-repeat;
 }

.box:hover h3 a.video {
  background: url("../images/boxes/video1.png") no-repeat;
}

.box h3 a.kdo {
  background: url("../images/boxes/kdo0.png") no-repeat;
 }

.box:hover h3 a.kdo {
  background: url("../images/boxes/kdo1.png") no-repeat;
}

.box h3 a.dotaz {
  background: url("../images/boxes/dotaz0.png") no-repeat;
 }

.box:hover h3 a.dotaz {
  background: url("../images/boxes/dotaz1.png") no-repeat;
}

.box h3 a.download {
  background: url("../images/boxes/download0.png") no-repeat;
 }

.box:hover h3 a.download {
  background: url("../images/boxes/download1.png") no-repeat;
}

.box h3 a.partneri {
  background: url("../images/boxes/partneri0.png") no-repeat;
 }

.box:hover h3 a.partneri {
  background: url("../images/boxes/partneri1.png") no-repeat;
}

.box h3 a.data {
  background: url("../images/boxes/data0.png") no-repeat;
 }

.box:hover h3 a.data {
  background: url("../images/boxes/data1.png") no-repeat;
}

.box h3 a.fb {
  background: url("../images/boxes/fb0.png") no-repeat;
 }

.box:hover h3 a.fb {
  background: url("../images/boxes/fb1.png") no-repeat;
}

.box h3 a.predmety {
  background: url("../images/boxes/predmety0.png") no-repeat;
 }

.box:hover h3 a.predmety {
  background: url("../images/boxes/predmety1.png") no-repeat;
}