html,body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

#webApp {
    width: 100%;
    height: 100%;
    height: 100dvh;
    margin: 0;
    padding: 0;
    overflow: hidden;
    display: block;
}

canvas {
    display: block;
    margin: 0;
    padding: 0;
}