/* スモール */
@media (min-width: 0px) {
    header #a2-title-bar {
        background                : linear-gradient(blue,#ffffff);
        border-bottom             : 2px solid blue;
    }

    header #a2-site-image img {
        width                     : 100%;

        background                : white;
        border-bottom             : 2px solid blue;

        object-fit                : contain;
    }
}