/*.example {
  font-family: 'Roboto', sans-serif;
  width: 550px;
  height: 378px;
  margin: auto;
  padding: 20px;
  box-sizing: border-box;
}*/

.flipdown {
  margin: auto;
}

.flipdown .rotor-group:nth-child(1) .rotor-group-heading:before {
  content: 'Nap';
}

.flipdown .rotor-group:nth-child(2) .rotor-group-heading:before {
  content: 'Óra';
}

.flipdown .rotor-group:nth-child(3) .rotor-group-heading:before {
  content: 'Perc';
}

.flipdown .rotor-group:nth-child(4) .rotor-group-heading:before {
  content: 'Másodperc';
}