/* Styles for the #image_container and its canvas */
#image_container {
    position: relative;
    width: 100%;
    max-width: 928px; /* Example max size */
    aspect-ratio: 1 / 1; /* Ensures the container is always square */
    overflow: hidden;
    background-color: #000; /* Black background for empty canvas */
}

#image_container canvas {
    display: block;
    width: 100%;
    height: 100%;
}