*
{
	user-select: none;
	-moz-user-select: none;
	margin: 0;
	padding: 0;
	font-family: "Trebuchet MS", Helvetica, sans-serif;
}

html, body
{
	height: 100%;
	width: 100%;
}

body
{
	display: flex;
}

#main_area
{
	height: 100%;
	width: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
}