html, body, #root {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #000000;
}

#app {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

#game-container {
    width: 100%;
    height: 100%;
}

#game-container canvas {
    display: block;
}