.letter {
	margin: 3px;
}

.key {
	display: inline-block;
	border: 1px solid black;
	padding: 1px;
	width: 10px;
}

.key:hover {
	background: grey;
}

.key.guessed {
	background: black;
}

.button {
	display: inline-block;
	border: 1px solid black;
	padding: 5px;
}

#content {
	width: 200px;
	margin: 0 auto;
}