.chess-board{width:90vw;height:90vw;max-width:600px;max-height:600px;display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);border:10px solid #5c3d2e;border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.6)}.chess-square{position:relative;display:flex;align-items:center;justify-content:center}.chess-square.light{background-color:#f0d9b5}.chess-square.dark{background-color:#b58863}.chess-piece{width:85%;height:85%;cursor:grab;z-index:10}.chess-piece:active{cursor:grabbing}.possible-move-dot{position:absolute;width:30%;height:30%;background-color:rgba(255,255,0,.4);border-radius:50%;pointer-events:none}.highlight-square{background-color:rgba(255,255,0,.5)!important}.check-highlight{background:radial-gradient(circle,rgba(255,0,0,.8) 20%,transparent 70%)!important}