* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: linear-gradient(to right, #74ebd5, #9face6);
}

.container {
  text-align: center;
}

h1 {
  margin-bottom: 20px;
  color: #333;
}

#status {
  margin-bottom: 15px;
  font-size: 18px;
  font-weight: bold;
}

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

.cell {
  width: 100px;
  height: 100px;
  background: white;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 32px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 10px;
  transition: 0.3s;
}

.cell:hover {
  background: #e0e0e0;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  background: #4CAF50;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #45a049;
}