#field {
    background-color: #4A4A4A; /* A common indoor court color */
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    max-height: 100%;
    /* Netball court ratio (30.5m x 15.25m is 2:1) */
    aspect-ratio: 2 / 1;
    flex-shrink: 1;
    transform-origin: center;
}

.ball {
    width: 10px;
    height: 10px;
    background-color: #ffffff;
    border-radius: 50%; /* A circle for the ball */
    border: 1px solid #000000;
}