body {
    margin: 0px;
    padding: 0px;
}

.pink-bg{
    background-color: rgb(255,0,255);
}

.pink-grid{
    background-image: url(http://game.babyeye.com/program/old-bird/static/img/version5/background/pink-grid.png);
    background-repeat: repeat
}

canvas {
    max-height: 100vh;
    max-width: 100vw;
    margin:auto;
    display: block;
    position: absolute;
    top:0;
    bottom: 0;
    left: 0;
    right: 0;
}

#img-canvas {
    display: none;
}

#box2d-canvas {
    z-index: -10;
}

#instruction-canvas {
    z-index: 10;
}

#game-canvas{
    z-index: 0;
}

#bg-canvas {
    z-index: -10;
    width: 100vw;
    height: 100vh;
}

.cursor-pointer {
    cursor: pointer;
}
#loading{
    z-index: 11;
    margin:auto;
    display: block;
    position: absolute;
    top:0;
    bottom: 0;
    left: 0;
    right: 0;
    display: none;
}