.sp_show {
    display: none;
}
.language-introduce.hide {
    display: none;
}

.language-introduce .item > div:last-of-type {
    padding: 16px 24px 60px;
    border-left: solid 1px #7b951c;
    border-bottom: solid 1px #7b951c;
    border-right: solid 1px #7b951c;
}

.language-introduce .item > div:last-of-type ul {
    margin: 0;
}
/* 共通クラスのプロパティが不要なので打ち消す */
.language-introduce .item h2 {
    display: block;
    position: relative;
    border: none;
    width: 100%;
    font-size: 1.6rem;
    padding: 12px;
    margin-top: 16px;
    margin-bottom: 0;
    border-radius: 5px 5px 0 0;
    background: #7b951c;
    color: #fff;
    box-sizing: border-box;
    font-weight: bold;
}
.language-introduce .item p {
    margin: 0;
}
.language-introduce .item h3 {
    margin: 16px 0;
    font-weight: bold;
    border-left: 0;

    position: relative;
    border: none;
    font-size: 1.5rem;
    padding: 10px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;
    background: #eef3f4;
    color: #5e8796;
}

.include_article {
    border-color: #7b951c;
}

@media screen and (max-width: 600px) {
    .sp_show {
        display: block;
    }
    .language-introduce .item > div:last-of-type {
        position: relative;
        height: 300px;
        overflow: hidden;
    }
    .language-introduce .item > div:last-of-type.show {
        height: initial;
        overflow: auto;
        /* padding: 0 0 100px; */
    }
    .language-introduce .item > div:last-of-type::before {
        display: block;
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 133px;
        background: -webkit-linear-gradient(
            top,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.9) 50%,
            rgba(255, 255, 255, 0.9) 50%,
            #fff 100%
        );
        background: linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.9) 50%, rgba(255, 255, 255, 0.9) 50%, #fff 100%);
        content: "";
        z-index: 1;
    }
    .language-introduce .item > div:last-of-type.show::before {
        width: 0;
        height: 0;
    }
    .language-introduce .item .read_more {
        cursor: pointer;
        position: absolute;
        text-decoration: none;
        left: 19%;
        bottom: 14px;
        text-align: center;
        box-sizing: border-box;
        width: 60%;
        border-radius: 25px;
        background: #5e8796;
        color: #fff;
        border-style: none;
        margin: 0 1rem;
        padding: 4px;
        font-size: 1.3rem;
        box-shadow: 2px 2px 8px -1px rgb(0 0 0 / 30%);
        z-index: 2;
    }
}