body {
  background-image: url("backgroundLines.png");
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  background-attachment: fixed;
}

img {
	image-rendering: pixelated;
	vertical-align: top;
}

h1 {
  text-align: center;
  font-size: 80px;
	line-height: 80px;
	margin: 0;
	margin-left: 10px;
	vertical-align: top;
}

#grid {
	display: grid;
	width: 750px;
	height: 750px;
	grid-template-columns: repeat(10, 1fr);
}

.tile {
	background-color: #333;
	border: 1px solid #bbb;
	font-size: 16px;
	line-height: 73px;
	color: white;
	text-align: center;
	box-sizing: border-box;
}

button, input {
	margin-right: 10px;
}