body {
	margin:0;
	background-image:url("back.jpg");
}
canvas {
	padding-left: 0;
    padding-right: 0;
    margin-left: auto;
    margin-right: auto;
    display: block;
    width:60%;
	height:96%;
	border-style: solid;
	border-width: 1vh;
	border-color: black;
}
div {
	position:fixed;
	background-color:red;
	border-style: solid;
	border-color: black;
	font-family: arial;
	text-align: center;
}
#left {
	top:50%;
	left:0.5%;
	width:7%;
	height:15%;
	border-radius:30%;
}
#right {
	top:50%;
	left:11.5%;
	width:7%;
	height:15%;
	border-radius:30%;
}
#up {
	top:35%;
	left:6%;
	width:7%;
	height:15%;
	border-radius:30%;
}
#down {
	top:65%;
	left:6%;
	width:7%;
	height:15%;
	border-radius:30%;
}
#a {
	top:35%;
	right:1%;
	width:16%;
	height:25%;
	border-radius:50%;
	font-size:7vh;
}
#start {
	top:70%;
	right:1%;
	width:16%;
	height:10%;
	border-radius:50%;
	font-size:5vh;
}