src/styles/ChessBoard.css

.chess-board {
  position: relative;
  user-select: none;
}

.board-container {
  position: relative;
  width: 600px;
  height: 600px;
}

.board-squares {
  position: relative;
  width: 600px;
  height: 600px;
  border: 3px solid #ffffff;
  border-radius: 4px;
}

.board-border {
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border: 3px solid #ffffff;
  border-radius: 4px;
  pointer-events: none;
}

.file-labels {
  position: absolute;
  bottom: -30px;
  left: 0;
  width: 600px;
  height: 25px;
  display: flex;
}

.file-label {
  width: 75px;
  height: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: bold;
  font-size: 14px;
}

.file-letter {
  font-size: 16px;
  margin-bottom: 2px;
}

.file-note {
  font-size: 11px;
  color: #cccccc;
  font-weight: normal;
}

.rank-labels {
  position: absolute;
  left: -50px;
  top: 0;
  width: 45px;
  height: 600px;
  display: flex;
  flex-direction: column;
}

.rank-label {
  width: 45px;
  height: 75px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: bold;
  font-size: 14px;
}

.rank-number {
  font-size: 16px;
  margin-bottom: 2px;
}

.rank-octave {
  font-size: 10px;
  color: #cccccc;
  font-weight: normal;
}

.dragged-piece {
  pointer-events: none;
  z-index: 1000;
}