/*お知らせ*/
.detail,
.update-date {
    display: flex;
    justify-content: center;
}

.detail p,
.update-date p {
    width: 90vw;
    font-size: 4.5vw;
    margin-bottom: 3vw;
}

.update-date p {
    text-align: end;
}

.news:nth-of-type(odd) {
    background-color: #DEDEDE;
}

.news:nth-of-type(even) {
    background-color: #999999;
}

@media screen and (min-width: 576px) {

    .detail p,
    .update-date p {
        font-size: 2.5vw;
    }
}