.container .wp-block-file a {
    border: 1px solid #707070;
    background-color: white;
    color: black;
    text-decoration: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Desktop Style */
@media screen and (min-width: 769px) {

    .container h3 {
        margin-top: 0;
        margin-left: 3rem;
        margin-bottom: 2rem;
        font-size: 3rem;
    }

    .container h4 {
        font-size: 1.5rem;
        font-weight: bold;
    }

    .container p {
        font-size: 1.5rem;
        text-indent: 0;
    }

    .container .wp-block-file {
        display: inline-block;
        margin-left: 3rem;
    }
    .container .wp-block-file a {
        display: inline-block;
        /* container: 93vw, container padding: 10rem, wp-block-file margin: 3rem */
        max-width: calc(93vw - 16rem);
        padding: 0.5rem 3.5rem;
        box-sizing: border-box;
    }

    .news_navi {
        display: flex;
        justify-content: center;
        align-items: center;
        font-weight: bold;
    }
    .news_navi a {
        color: black;
        text-decoration: none;
    }
    .news_navi a img {
        height: 1.2rem;
    }
    .news_navi .prev {
        width: 6.5rem;
        margin-right: 3.5rem;
    }
    .news_navi .next {
        width: 6.5rem;
        margin-left: 3.5rem;
    }

}

/* Mobile Style */
@media only screen and (max-width: 768px) {

    .container h3 {
        margin-top: 0;
        text-align: center;
        font-size: 1.75rem;
        font-weight: normal;
    }
    .container h3::after {
        content: '';
        display: block;
        width: 12rem;
        height: 2rem;
        position: absolute;
        left: 0;
        z-index: -1;
        margin-top: -1.2rem;
        margin-left: 50%;
        transform: translateX(-50%);
        background-repeat: no-repeat;
        background-image: url(../images/h3-decoration-m.svg);
        background-size: 12rem 2rem;
    }

    .container h4 {
        margin-top: 2.5rem;
        font-size: 1rem;
        font-weight: bold;
    }

    .container p {
        margin-left: 0;
        margin-right: 0;
        font-size: 1rem;
        text-indent: 0;
    }

    .container .wp-block-file {
        width: 15rem;
        margin: 0 auto 1rem auto;
    }
    .container .wp-block-file a {
        display: block;
        padding: 0.625rem 3rem;
        border-radius: 1.225rem;
        box-sizing: border-box;
        font-size: 1.2rem;
        text-align: center;
    }

    .news_navi {
        display: none;
    }

}