h1 {
    font-size: 30px;
    margin-bottom: 10px;
}
body.fullwidth h1 {
    display: none;
}

body {
    font-family: Arial, sans-serif;
    font-size: 16px;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: moz-none;
    -ms-user-select: none;
    user-select: none;
}
body.fullwidth {
    background: #333;
}

#canvas-holder {
    /*width: 782px;
    height: 440px;*/
    width: 960px;
    height: 528px;
}
#canvas-holder.fullscreen,
body.fullwidth #canvas-holder {
    width: 100%;
    height: 100%;
}

#gamecanvas {
    background: #000;
    width: 100%;
    /*height: auto;*/
}
#canvas-holder.fullscreen #gamecanvas {
    width: 95%;
    margin: 4% 2.5%;
}
body.fullwidth #canvas-holder #gamecanvas {
    width: 98%;
    margin: 0 1%;
}