@charset "utf-8";
html,body,canvas{
	padding:0;
	margin:0;
	box-sizing			: border-box;
	-webkit-box-sizing	: border-box;
	-moz-box-sizing		: border-box;
	-o-box-sizing			: border-box;
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: absolute;
}
body {
  background: red;
}