body {
    margin: 0px;
    padding: 0px;
    width: 100%;
    background-color: #FFFFFF;
}
#backCanvas {
    z-index: 0;
    background-color: #1F060C;
}
canvas {
    padding-left: 0;
    padding-right: 0;
    margin-top: 0px;
    margin-left: auto;
    margin-right: auto;
    display: block;
    position: absolute;

}
#orientationDiv {
    margin: 0 auto;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(img/rotate-phone.jpg);
    background-repeat: no-repeat;
    background-position: center;
    background-color: rgb(21, 21, 21)
    z-index: 999;
    display: none;
}