.question-mark-modal-root {
    display: block;
    position: fixed;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.4);
    left: 0;
    top: 0;
    width: 0px;
    height: 0px;
    opacity: 0;
}

.question-mark-modal-root.question-mark-modal-visible {
    width: 100%;
    height: 100%;
    opacity: 1;
    transition: opacity 0.15s ease-out;
}

.question-mark-modal-visible .question-mark-modal {
    height: 500px;
    width: 500px;
    position: fixed;
    left: 50%;
    top: 50%;
    background: #FFF;
    margin-left: -250px;
    margin-top: -250px;
}

.question-mark--close {
    cursor: pointer;
}

.question-mark--close:after, .question-mark--close:before {
    content: "";
    height: 20px;
    width: 20px;
    border-top: 1px solid #000;
    position: absolute;
    top: 7px;
    right: -8px;
    margin-right: 20px;
    margin-top: 10px;
    transform: rotate(-45deg);
}

.question-mark--close:before {
    right: 6px;
    transform: rotate(45deg);
}

.question-mark--close:hover {
    opacity: 0.3;
}