html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: black;
}

#container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.bean {
    position: absolute;
    width: 64px;
    /* Adjust based on asset size */
    image-rendering: pixelated;
    /* Crucial for pixel art */
    will-change: transform;
}

/* Flying Animation: Top-Right to Bottom-Left */
@keyframes fly {
    from {
        transform: translate(110vw, -10vh);
    }

    to {
        transform: translate(-10vw, 110vh);
    }
}

/* Wing Flap Simulation (Wobble) */
@keyframes flap {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

/* Star Backgrounds */
/* Using multiple layers for parallax depth */
#stars,
#stars2,
#stars3 {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    z-index: 1;
}

/* We will populate stars via JS or use a complex box-shadow generator. 
   For simplicity and performance in this specific request, let's use a simple repeating star tile or just some random stars generated by JS? 
   Let's stick to the classic 'box-shadow' star field trick in CSS. 
*/

/* Ideally this is best done with SASS, but here is a small manual set using a helper class or just JS generation for stars is cleaner. 
   I will use JS to generate the stars in script.js to keep CSS clean and random.
*/