/* Lichess-style last-move highlight for all cm-chessboard instances */
.cm-chessboard .markers .marker.marker-square {
    fill: #cdd16a;
    opacity: 0.42;
}

/* Lichess-style king-in-check / checkmate: soft red glow on king square */
.cm-chessboard .markers .marker.marker-square-check {
    fill: #c33;
    opacity: 0.45;
}