html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: #000;
    color: #7cff7c;
    font-family: Consolas, Monaco, "Courier New", monospace;
}

.asterlife-shell {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: radial-gradient(circle at center, #071018 0%, #000 72%);
    user-select: none;
    touch-action: none;
}

#asterlife-gl,
#asterlife-hud {
    position: absolute;
    width: min(100vw, calc(100vh * 4 / 3));
    height: min(100vh, calc(100vw * 3 / 4));
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

#asterlife-hud {
    pointer-events: auto;
}

.asterlife-help {
    position: fixed;
    left: 0.75rem;
    bottom: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.85rem;
    max-width: calc(100vw - 1.5rem);
    padding: 0.45rem 0.65rem;
    border: 1px solid rgba(124, 255, 124, 0.35);
    background: rgba(0, 16, 0, 0.62);
    box-shadow: 0 0 1rem rgba(0, 255, 0, 0.12);
    font-size: 0.78rem;
    line-height: 1.25;
    z-index: 3;
}