html,
body {
  background-color: #005c91;
  color: #fff;
}

#player1 {
  position: absolute;
  left: 50%;
  margin-left: -90px;
  top: 10px;
  transform: scale(0.6, 0.6);
}

#player2 {
  position: absolute;
  margin-left: -150px;
  left: 50%;
  top: 200px;
}

#score {
  position: absolute;
  width: 300px;
  left: 50%;
  margin-left: -150px;
  top: 505px;
  color: #ffffff;
}

#score1 {
  position: absolute;
  left: 0px;
  top: 0px;
}

#score2 {
  position: absolute;
  right: 0px;
  top: 0px;
  text-align: right;
}

#winning {
  display: none;
  position: absolute;
  width: 300px;
  height: 200px;
  background-color: #ffff00;
  color: #000;
  top: 50%;
  left: 50%;
  margin-left: -150px;
  margin-top: -100px;
  border-radius: 10px;
}

#winner {
  margin-top: 50px;
  text-align: center;
  pointer-events: none;
}

#restart {
  margin-top: 40px;
  text-align: center;
  pointer-events: none;
}

#dim {
  display: none;
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  background-color: #005c91;
  opacity: 1;
}

.cell {
  background-color: #ffffff;
  position: absolute;
  opacity: 0.2;
  transition-duration: 300ms;
  border-radius: 1px;
}