body {
  margin: 0 auto;
	background-color: #000;

  font-family: sans-serif;
	text-align: center;
	color: #FFF;
}

input{
	align-self: baseline;
}

.hidden{
	display: none;
}

.plansza {
  background-color: #000;
	border: 5px solid #FFF;
	margin: 0 0 15px 0;
}