html,
body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
    color: rgba(255, 255, 255, 0.87);
    background-color: #000000;
}

#app {
    position: fixed;
    inset: 0;
    width: 100%;
    /* `dvh` tracks the *visible* viewport on mobile (excludes the browser's
       dynamic toolbars); `vh` is the fallback for older browsers. */
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
}

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

#pixi-container canvas {
    display: block;
}