.game-page {
    display: grid;
    grid-template-rows: 100px 1fr 100px;
    flex-shrink: 0;

    width: 100vw;
    height: 100vh;

    background-color: lightgoldenrodyellow;

    gap: 2rem;

    transition: background-color 0.3s ease;
}

.header img {
    filter: brightness(2);

    cursor: pointer;
}

.game-container {
    display: flex;
    justify-content: center;
    align-items: center;

    flex-direction: column;

    gap: 2rem;
}

.game-container span.game-title {
    font-family: Inter, sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    opacity: 0.4;

    transition: font-size 0.5s ease, margin-bottom 0.5s ease;
}

.game-container span.game-title.expand {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.player-field {
    display: grid;
    gap: 0.4rem;
    place-items: center;
}

.player-button {
    display: flex;
    justify-content: center;
    align-items: center;

    width: 100%;
    height: 100%;

    background-color: #e7e7c2;
    border-radius: 0.4rem;

    cursor: pointer;

    transition: width 0.1s ease, height 0.1s ease, border-radius 0.1s ease;
}

.player-button:hover {
    width: 90%;
    height: 90%;

    border-radius: 0.2rem;
}

.player-button.winning-field {
    filter: hue-rotate(40deg);
}

.player-button.loosing-field {
    filter: hue-rotate(80deg);
}

.player-button.unselectable:hover {
    width: 100%;
    height: 100%;

    border-radius: 0.4rem;

    background-color: #ccccac;

    cursor: not-allowed;
}

.player-button img {
    transition: scale 0.2s ease;

    user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-user-select: none;

    -webkit-user-drag: none;
}

.player-button:hover img {
    scale: 0.8;
}

.player-button.unselectable:hover img {
    scale: 1;
}

.game-page.reverse-mode {
    background-color: darkslateblue;
}

.game-page.reverse-mode .player-button {
    background-color: #362e6b;
}

.game-page.reverse-mode .player-button img {
    filter: brightness(4);
    opacity: 0.5;
}

.game-page.reverse-mode .player-button.unselectable:hover {
    background-color: #2b2557;
}

.retry-button {
    position: fixed;
    margin-top: 600px;
    border: none;
    outline: none;

    padding: 0.4rem 0.8rem;

    border-radius: 0.2rem;

    font-family: Inter, sans-serif;
    font-weight: 600;
    font-size: 1.2rem;

    cursor: pointer;

    background-color: black;
    color: white;

    opacity: 0.6;

    transition: color 0.1s ease, background-color 0.1s ease;
}