body { 
  font-family: Arial, Helvetica, sans-serif; 
  margin: 16px; 
}
header { 
  margin-bottom: 12px; 
  display:flex; 
  gap:8px; 
  align-items:center; 
}

#boards { 
  display:flex; 
  gap:24px; 
  align-items:flex-start; 
}

.board-wrapper { 
  display:flex; 
  flex-direction:column; 
  align-items:center; 
}

.board { 
  display:grid; 
  gap:2px; 
  background:#333; 
  padding:6px; 
}

.cell {
  width: 28px; 
  height: 28px; 
  display: inline-block; 
  box-sizing: border-box;
  border-radius: 3px;
}

.cell.unknown{
  background:rgb(212, 212, 212);
}
.cell.ship{
  background:#0a0a0a;
}
.cell.hit{
  background:#d9534f;
}
.cell.miss{
  background:#5bc0de; 
  opacity:0.9;
}
.cell.clickable{
  cursor:pointer; 
  outline:2px solid rgba(0,0,0,0.1); 
}

#legend{
  border: 2px solid #333;
  padding: 15px;
  max-width: 200px;
  background-color: #f9f9f9;
  margin-left: 10px;
  margin-top: 10px;
  margin-bottom: 10px;
}

#status{
  margin-left:8px; 
  color:#333; 
  font-weight:600; 
}