.question{
    position: relative;
    cursor: pointer;
    display: inline-block;
}
.answer-window {
    visibility: hidden;
    text-align: center;
    position: absolute;
    z-index: 1;
    opacity: 0;
    transition: opacity 500ms;
    width: 250px;
    top: 125%;
    left: 60%;
    margin-left: -60px;
}
.answer-window > .text {
    background-color: #FFFFFF;
    color: #444444;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 12px;
    border:1px solid #444444;
    display: inline-block;
    text-align: left;
}
.answer-window > .text::after {
    content: " ";
    position: absolute;
    bottom: 100%;
    left: 25%;
    margin-left: -5px;
    border-width: 7px;
    border-style: solid;
    border-color: transparent transparent #444444 transparent;
}
i.fukidashi:hover + .answer-window {
    visibility: visible;
    opacity: 1;
}
i.fukidashi{
    border: none;
    padding: 0;
    background-color: transparent;
}
@media only screen and (max-width: 780px) {
    .answer-window {
        left: -425%;
        margin-left: 0px;
    }

}