html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    color: rgba(255, 255, 255, 0.87);
    background-color: #05070d;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    overflow: hidden;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

#app,
#game-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    touch-action: none;
}

#game-container canvas {
    touch-action: none;
}