@charset "UTF-8";
/* CSS Document */

#yodogawa{width: 26em;margin: 0 auto;}
article {
    max-width: 740px;
    padding: 0px;
    background-color: #fff;
    margin: 0 auto;
}

@media (max-width: 640px)
{#yodogawa{width: 90%; margin:0 auto;}
article {
    max-width: 96%;
}
}