body, form {
	display:flex;
	align-items:center;
	justify-content:center;
	flex-direction:column;
}
input, span {
	font-family: Consolas, monospace;
	font-size: 30pt;
}
input {
	border:1px solid black;
}
span {
	padding:60pt;
}
.feedback {
	font-size: 15pt;
	padding:30pt;
}