html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    color: rgba(255, 255, 255, 0.87);
    background-color: #1f1714;
    overscroll-behavior: none;
    touch-action: none;
}

#app {
    width: 100%;
    min-height: 100svh;
    height: 100dvh;
    overflow: hidden;
    display: grid;
    place-items: center;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
    box-sizing: border-box;
}

#game-container {
    width: min(100vw, calc(100dvh * 390 / 844));
    height: min(100dvh, calc(100vw * 844 / 390));
    max-width: 430px;
    max-height: 100dvh;
    display: grid;
    place-items: center;
}

canvas {
    display: block;
    margin: auto;
    max-width: 100%;
    max-height: 100%;
}