@charset "UTF-8";

body {
    background-color: #ffffff;
}

article {
    width: 100%;
    margin: 0 auto 0 auto;
}

article img {
    width: 100%;
    vertical-align: bottom;
}

section {
    width: 900px;
    margin: 0 auto 0 auto;
}

article.textnone {
    display: none;
}

@media screen and (max-width:900px) {

    article {
        max-width: 900px;
        width: 100%;
        margin: 0 auto 0 auto;
    }

    section {
        width: 100%;
        margin: 0 auto 0 auto;
    }
}