body {
    font-family: sans-serif;
    text-align: center;
    background: #a7a7a7;
}

#grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    margin: 20px auto;
}

.row {
    display: flex;
    gap: 5px;
}

.cell {
    width: 120px;
    height: 120px;
    background: #444;
    color: white;
    font-size: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    cursor: pointer;
}

.cell.played {
    cursor: default;
    background: #666;
}

.cell.win{
    cursor:default;
    background:#c2ff73
}

#message {
    margin-top: 15px;
    font-size: 1.2rem;
}

#restart {
    margin-top: 10px;
    padding: 8px 16px;
    font-size: 1rem;
}


body {
    min-height: 100vh; /* Doit être présent pour centrer */
    display: flex;
    flex-direction: column;
    justify-content: center; /* Centrage vertical */
    align-items: center; /* Centrage horizontal */
    margin: 0;
    padding: 0;
}