body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.game-container {
    text-align: center;
}

.grid {
    display: grid;
    gap: 10px;
    margin: 20px auto;
    max-width: 90vmin; /* Maximální velikost omezíme na viewport */
    max-height: 90vmin;
    aspect-ratio: 1; /* Udržuje čtvercový tvar */
}

.grid div {
    background-color: lightgray;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 18px;
    cursor: pointer;
    aspect-ratio: 1; /* Políčka budou čtvercová */
}


.grid div.different {
    background-color: #ff0000;
}


.info {
    font-size: 18px;
}

button {
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    margin-top: 20px;
}