styles.css

body {
	background-color: var(--main-bg);
	color: var(--text);
	display: flex;
	flex-direction: column;
	align-items: center;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 20px;
	line-height: 1.3;
	user-select: none;
	padding-bottom: 100px;
}

a {
	color: var(--text);
}

.c-game-rules {
	display: inline-block;
	text-align: left;
	margin: auto;
}

.c-create-game {
	border: 5px solid var(--menu-border);
	background-color: var(--menu-bg);
	margin: 10px;
	padding: 5px 10px;
}

#c {
	border: 5px solid var(--c-border);
	touch-action: manipulation;
}

.c-game-board {
	display: inline-block;
	text-align: left;
	font-size: 16px;
}

.c-options {
	margin-top: 20px;
	width: 300px;
}

.c-theme {
	border: solid thin;
	padding: 4px 8px;
	border-radius: 2px;
}

.c-theme-light {
	color: #000;
	background: #fff;
	border-color: #000;
}

.c-theme-dark {
	color: #eee;
	background: #333;
	border-color: #eee;
}

.c-theme-black {
	color: #fff;
	background: #000;
	border-color: #fff;
}

.c-theme-mystic {
	color: #cce;
	background: #224;
	border-color: #cce;
}