body {
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 50px;
}

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

.cell {
    width: 100px;
    height: 100px;
    border: 1px solid #000;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 60px;
    cursor: pointer;
}

.cell:hover {
    background-color: #f0f0f0;
}

.message {
    font-size: 20px;
    margin-bottom: 20px;
}

.controls {
    display: flex;
    gap: 10px;
    align-items: center;
}