body {
	text-align: center;
	font-family: Verdana;
}

table {
	margin-left: auto;
	margin-right: auto;
	cursor: default;
	user-select: none;
	border-collapse: collapse;
}

#main {
	overflow: scroll hidden;
	scrollbar-width: none;
}

td {
	background-color: rgb(205, 205, 205);
	border: 1px solid black;
	min-width: 48px;
	width: 48px;
	height: 48px;
	margin: 0;
	padding: 0;

	text-align: center;
	font-size: 16pt;
	font-family: Verdana;
}

td:hover:not(.discovered) {
	background-color: rgb(217, 217, 217);
}

.discovered {
	background-color: rgb(140, 140, 140);
}

[type=button] {
	margin-top: 25px;
	font-size: 16pt;
	padding: 10px 20px 10px 20px;
	background-color: silver;
	border: #b2b2b2 solid 1px;
}
[type=button]:hover {
	background-color: #dfdfdf;
	cursor: pointer;
}

#btnPlayAgain {
	display: none;
}

.popup {
	position: absolute;
	top: 250px;
	left: 50%;
	transform: translate(-50%);
	background-color: white;
	border: 5px solid black;
	border-radius: 20px;
	box-shadow: 5px 5px black;
	padding: 24px;
	display: none;
}

.popup h1 {
	font-size: 32pt;
	font-weight: normal;
}
.popup .completed {
	font-size: 16pt;
}

.blur {
	filter: blur(2px);
}

#settings input[type=number] {
	padding: 10px;
}
#settings label, #settings input {
	text-align: left;
	display: block;
}
#settings input[type=button] {
	margin-left: auto;
	margin-right: auto;
}