.grandforest .pagesMV {
    background: url(../img/mv_grandforest.webp) center/cover no-repeat;
}

@media screen and (max-width: 767.9px) {
    .grandforest .pagesMV {
        background-image: url(../img/mv_grandforest_sp.webp);
    }
}

.certification .story__img {
    width: 202rem;
}