<div id="chooseDifficulty">
    <p>Difficulty</p>
    <button class="button buttonReverse" data-id="easy">EASY</button>
    <button class="button buttonReverse" data-id="medium">MEDIUM</button>
    <button class="button buttonReverse" data-id="hard">HARD</button>
</div>

#gameFinished, #gamePaused, #keyBindings, #chooseDifficulty {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.2);
    border: 1px solid black;
    left: 40%;
    top: 40%;
    width: 300px;
    /*height: 300px;*/
    text-align: center;
    white-space: nowrap;
}

#gameFinished p:first-of-type, #gamePaused p:first-of-type, #chooseDifficulty p:first-of-type {
    color: black;
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

#gameFinished p:last-of-type, #gamePaused p:last-of-type {
    margin-bottom: 10px;
}

#chooseDifficulty .button:first-of-type{
    margin-top:10px;
}

#gameFinished .button, #gamePaused .button, #keyBindings .button, #chooseDifficulty .button {
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 10px;
}