#game-board {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
}

.memory-button {
    width: 10em;
    height: 5em;
    flex-shrink: 0;
    color: black;
    border: 2px solid black;
    border-radius: 0.5em;
    font-size: 1rem;
}

.memory-button:disabled {
    opacity: 1;
}

.memory-button:enabled {
    cursor: pointer;
}

.memory-button.scrambled {
    position: fixed;
}

#game-form {
    position: relative;
    z-index: 1;
}