#gameArea {
  text-align: center;
}

.container {
  display: inline-block;
  width: 100px;
  height: 130px;
  background-color: #f0f0f0;
  box-shadow: 1px 1px 5px #919190;
  border-radius: 5px;
  margin: 7px;
  float: left;
}

#golgi {
  background-image: url('/opengames/image-files/golgi.jpg');
  background-size: 100%;
}

#geoMonster {
  background-image: url('/opengames/image-files/geomonster.jpg');
  background-size: 100%;
}