body {
  
  background-image: url("bg.png");
  background-size: cover;
  background-position: center;

  font-family: monospace;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

#game {
  background: rgba(0, 0, 0, 0.6); 
  padding: 20px;
  color: white;
}

.row {
  display: flex;
}

.cell {
  width: 24px;
  height: 24px;
  border: 1px solid #444;
}

.black {
  background: white;  
}

button {
  font-family: monospace;
  font-size: 14px;
  padding: 6px 14px;
  cursor: pointer;
  margin-top: 8px;
}