body {
	margin: 0px;
}

#main {
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	height: 100%;
	font-size: 400%;
	font-family: monospace, monospace;
}

.green {
	background-color: rgb(0,255,0);
}

.yellow {
	background-color: rgb(255,255,0);
}

.red {
	background-color: rgb(255,0,0);
}

.cornerImage {
	position: fixed;
	top: 0;
	right: 0;
	height: 200px;
	visibility: hidden;
}

.hidden {
	visibility: hidden;
}

.shown {
	visibility: visible !important;
}