.puzzle-captcha {
    width: var(--puzzle-width);
    height: var(--puzzle-height);
    background: var(--puzzle-image);
    touch-action: none;
}

.puzzle-captcha-piece {
    top: 0;
    left: 0;
    width: var(--puzzle-piece-width);
    height: var(--puzzle-piece-height);
    background: var(--puzzle-image);
    background-position: top right;
    background-repeat: no-repeat;
    filter: drop-shadow(0 0 20px rgba(0,0,0,1));
    cursor: move;
}