body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  background-color: #121212;
  color: white;
}

.game-container {
  text-align: center;
  max-width: 350px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.buttons-container {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
  width: 100%;
}

.board {
  display: grid;
  grid-template-columns: repeat(3, 100px);
  grid-template-rows: repeat(3, 100px);
  gap: 5px;
  margin: 20px auto;
}

.cell {
  width: 100px;
  height: 100px;
  background-color: #1e1e1e;
  border: 2px solid #00eaff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 48px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.cell:hover {
  background-color: #333;
}

.status {
  font-size: 24px;
  margin: 20px 0;
}

#reset, #fullscreen-button {
  padding: 10px 20px;
  font-size: 16px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

#reset {
  background-color: #00eaff;
  color: white;
}

#reset:hover {
  background-color: #00b3d4;
}

#fullscreen-button {
  background-color: #FFD700;
  color: black;
}

#fullscreen-button:hover {
  background-color: #FFC700;
}

/* Estilos para pantalla completa */
#game-container:-webkit-full-screen,
#game-container:-moz-full-screen,
#game-container:-ms-fullscreen,
#game-container:fullscreen {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  width: 100vw;
}