.bn-grid { display:inline-block; }
.bn-grid table { border-collapse: collapse; margin:6px; }
.bn-grid th, .bn-grid td { width:30px; height:30px; border:1px solid #444; text-align:center; vertical-align:middle; }
.bn-cell.ship { background:#c9c9c9; }
.bn-cell.hit { background:#e74c3c; color:#fff; }
.bn-cell.miss { background:#aee1ff; }
#bn-ship-controls { margin:8px 0; }
#bn-status { font-weight:bold; margin:10px 0; }