html,
body {
    margin: 0;
    overflow: hidden;
    height: 100%;
    background-image: url("images/cosmicwonder.jpg");

    /* Full height */
    height: 100%;
    cursor: url("images/fishingboaticon.png"), auto;
    /* Center and scale the image nicely */
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Scale canvas with resize attribute to full size */
canvas[resize] {
    width: 100%;
    height: 100%;
   margin:0;
}

canvas {
position:absolute;
bottom:-10px;