body {
margin: 0;
padding: 0;
overflow: hidden;
}

div {
background-color: #fff;
opacity:0.9;
padding: 20px;
position: absolute;
left: 20px;
top: 20px;
}

div h1 {
font-family: Arial;
color: #000;
font-size: 50px;
padding: 0;
margin: 0;
}

div p {
font-family: Arial;
color: #000;
font-size: 25px;
padding: 0;
margin: 0;
}

div p a {
font-family: Arial;
color: #f00;
font-size: 25px;
padding: 0;
margin: 0;
}

canvas {
width: 100%;
height: 100%;
}