body {
	background-color: #1f2937;
	color: #fff;
	--columns: 2;
	--rows: 2;
}

body.wide {
	--columns: 4;
	--rows: 1;
}

.centering {
	display: flex;
	flex-direction: column;
	align-items: center;
}

#main {
	display: grid;
	grid-template-columns: repeat(var(--columns), max-content);
	grid-template-rows: repeat(var(--rows), max-content);
	gap: 2em;
}

.row {
	margin-top: 0;
	margin-bottom: 0;
}

.invalid {
	color: red;
}

.correct {
	background-color: rgb(0 204 136);
	color: #000;
}

.wrong-position {
	background-color: rgb(255 204 0);
	color: #000;
}

.cell {
	padding: 0.5em;
	display: inline-block;
	width: 1em;
	height: 1em;
	font-family: monospace;
	font-size: xx-large;
	border: 1px solid #bbb;
	vertical-align: top;
	text-align: center;
}

#keyboard {
	margin-top: 1em;
}

/*
.keyboard-row:nth-child(2) {
	margin-left: 0.75em;
}

.keyboard-row:nth-child(3) {
	margin-left: 1.5em;
}
*/

.key {
	width: 1.5em;
	height: 1.5em;
	font-size: xx-large;
	margin: 0.05em;
	vertical-align: top;
	color: #fff;
	background-color: rgb(107 114 128);
	border-color: rgb(55 65 81);

	cursor: pointer;
}

#backspace, #enter {
	width: 3em;
	margin: 0.1em;
	display: inline-flex;
	justify-content: center;
	align-items: center;
}

#copyarea {
	visibility: hidden;
	background-color: #1f2937;
	color: #fff; 
}