#preview {
    position: absolute;
    display: none;
}

@media (min-width: 500px) {
    img[usemap] {
        border: none;
        height: auto;
        max-width: 60%;
        width: auto;
        display: inline-block;
    }
    area.clickable {
        display: inline-block;
    }
    area.clickable:hover+.fukidashi {
        display: inline-block;
    }
    .fukidashi {
        display: inline-block;
        position: absolute;
        z-index: 1000;
        display: none;
        width: 35%;
        margin-left: 10px;
        padding: 20px;
        border-radius: 10px;
        border: solid 1px #ffffff;
        background-color: #101520;
        color: #ffffff;
        font-weight: bold;
    }
}

@media (max-width: 500px) {
    img[usemap] {
        border: none;
        height: auto;
        max-width: 100%;
        width: auto;
    }
    area.clickable {
        display: inline-block;
    }
    area.clickable:hover+.fukidashi {
        display: block;
    }
    .fukidashi {
        z-index: 1000;
        display: none;
        width: 100%;
        margin: 0px 0px 10px 0px;
        padding: 20px;
        border-radius: 10px;
        border: solid 1px #ffffff;
        background-color: #101520;
        color: #ffffff;
        font-weight: bold;
    }
}