* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #548689;
  color: #fff;
  text-align: center;
  font-family: sans-serif;
  transition: background-color 0.3s, color 0.3s;
}

.dark-mode {
  background-color: #1c1c1c;
  color: #f0f0f0;
}

.container {
  height: 70vh;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: 1.5vmin;
}

.game {
  height: 60vmin;
  width: 60vmin;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: 1.5vmin;
}

.box {
  height: 18vmin;
  width: 18vmin;
  border-radius: 1rem;
  border: none;
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.3);
  font-size: 8vmin;
  background-color: #ffffc7;
  color: #b0413e;
  cursor: pointer;
}

.dark-mode .box {
  background-color: #333;
  color: #ff8c00;
}

#rst-btn, #new-btn, #dark-toggle {
  padding: 1rem;
  font-size: 1.25rem;
  margin: 1rem;
  background-color: #191913;
  color: white;
  border-radius: 1rem;
  border: none;
  cursor: pointer;
}

#msg {
  font-size: 8vmin;
  margin-bottom: 1rem;
}

.msg-container {
  height: 20vmin;
}

.hide {
  display: none;
}

/* Scoreboard */
.scoreboard {
  display: flex;
  justify-content: center;
  gap: 2rem;
  font-size: 1.25rem;
  margin-top: 1rem;
}

.xColor {
  color: #b0413e;
}

.oColor {
  color: green;
}