body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #f4f4f4;
}

h1 {
    margin-top: 20px;
}

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

.cell {
    width: 100px;
    height: 100px;
    background: white;
    font-size: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid #333;
}

.cell:hover {
    background: #eee;
}

#status {
    font-size: 18px;
    margin: 10px;
}

button {
    padding: 8px 16px;
    font-size: 16px;
    cursor: pointer;
}