@import url('https://fonts.googleapis.com/css2?family=VT323&display=swap');

body {
    font-family: 'VT323', Arial, Helvetica, sans-serif;
    background: #FFF;
    color: #000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    box-sizing: border-box;
    user-select: none;
}

h1 {
    height: 20px;
    font-weight: 400;
}

button {
    margin: 12px 0 5px 2px;
    width: 104px;
    border: 2px solid #000;
    font-family: 'VT323', Arial, Helvetica, sans-serif;
    font-size: 20px;
    background-color: #FFF;
}

#tic-tac-toe-board {
    display: grid;
    grid-template-rows: repeat(3, 100px);
    grid-template-columns: repeat(3, 100px);
    gap: 10px;
}

.cell {
    background-color: #FFF;
    border: 2px solid #000;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100px;
    height: 100px;
}

.cell:hover {
    background-color: #000;
    color: #FFF;
}

.noHover:hover {
    background-color: #FFF;
    color: #000;
}

.game-message {
    text-align: center;
    margin: 0;
    font-size: 20px;
    height: 30px;
}

@media (max-width: 600px) {
    .cell {
        width: 60px;
        height: 60px;
    }

    #tic-tac-toe-board {
        grid-template-columns: repeat(3, 60px);
        grid-template-rows: repeat(3, 60px);
    }
}