html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
}

body {
	background-color: #63431C;
	display: flex;
    justify-content: center;
    align-items: center;
}

div.center {
    text-align: center;
}

h1 {
    background: -webkit-linear-gradient(red, yellow);
    color: transparent;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
}

a {
    color: gainsboro;
    font-size: 14px;
    text-align: center;
}

table {
	border-collapse: collapse;
}

canvas {
    margin-top: 10px;
}

td {
	width: 60px;
	height: 60px;
	color: #FFF;
	border: 1px solid #000;
	text-align: center;
	vertical-align: middle;
	font-family: arial;
	position: relative;
    font-weight: bold;
}

td.pixel {
    width: 4px;
    height: 4px;
    border: 0;
}

button, label {
	display: block;
    margin: 5px auto;
    text-align: center;
}

.pixel-index {
    font-size: 12px;
    display: inline-block;
    position: absolute;
    top: 1px;
    right: 1px;
    color: #927450;
}