html{
	min-height: 100%;
	position:relative;
	overflow: hidden;
	font-family:"メイリオ", Meiryo,"Hiragino Kaku Gothic Pro";
}

body{
	min-height: 100%;
	margin: 0;
	padding: 0;
	overflow: hidden;
	position: relative;
}

canvas{
	position: fixed;
	width: 100%;
	height: 100%;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
	user-select: none;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	-webkit-user-drag: none;
	-ms-user-drag: none;
	background-color: #808080;
}