canvas {
    image-rendering: optimizeSpeed;
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: -o-crisp-edges;
    image-rendering: pixelated;
    -ms-interpolation-mode: nearest-neighbor;
    margin: 0px;
    border: 0px solid black;
    padding: 0px;
}

.messageBelow {
    color: white;
    font-family: sans-serif;
    font-size: 60%;
    margin-left: 90px;
    margin-top: 200px;
}

body {
    /* we never want a scrollbar on this page */
    position: fixed;
    background-color: rgb(0, 0, 0);
}

.notvisible {
    display: none;
}

#idOpeningMsg {
    /* we'll wait a bit before showing it */
    display: none;
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: -999;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -o-user-select: none;
    user-select: none;
}