h2.title_block-2 {
    background-image: url(/assets/images/corp/history/img-head.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    padding-top: 3.5em;
    @media (max-width: 1024px) {
        background-image: url(/assets/images/corp/history/img-head-sp.png);
        padding-top: 50vw;
    }
}

.article-area {
    padding: 5rem 0;
    background-color: #fff;
    ul {
        margin: 0 auto;
        margin-left: 4rem;
        display: flex;
        flex-direction: column;
        position: relative;
        &:before {
            content: "";
            position: absolute;
            top: 1rem;
            left: 0;
            width: 2px;
            height: calc(100% - 1rem);
            background-color: #23e3b3;
            z-index: 1;
        }
        li {
            display: flex;
            align-items: center;
            gap: 2rem;
            height: 5em;
            position: relative;
            border-bottom: 1px solid #e9e9e9;
            @media (max-width: 1024px) {
                padding: 3.5rem 3rem;
                flex-direction: column;
                align-items: start;
                height: auto;
            }
            &:nth-child(even) {
                background-color: #ddf8f2;
            }
            .year {
                font-family: "Noto Serif JP", serif;
                background-color: #23e3b3;
                border-radius: 50px;
                padding: 0.5rem 1rem;
                font-size: 1.25rem;
                width: 8em;
                text-align: center;
                position: absolute;
                top: 50%;
                left: -3rem;
                transform: translateY(-50%);
                z-index: 2;
                @media (max-width: 1024px) {
                    position: absolute;
                    top: 0rem;
                    left: -2rem;
                }
            }
            .desc {
                padding-left: 10rem;
                @media (max-width: 1024px) {
                    padding-left: 0;
                }
            }
            a.luminous {
                height: 100%;
                margin-left: auto;
                position: relative;
                img {
                    width: unset;
                    height: 100%;
                }
                &:after {
                    content: "＋";
                    font-size: 0.75rem;
                    font-weight: bold;
                    position: absolute;
                    bottom: 5px;
                    right: 5px;
                    width: 1.5em;
                    height: 1.5em;
                    background-color: #fff;
                    border-radius: 50%;
                    line-height: 1.5em;
                    text-align: center;
                }
                @media (max-width: 1024px) {
                    width: 100%;
                    margin-left: 0;
                    img {
                        width: 100%;
                        height: auto;
                    }
                }
            }
        }
    }
}

.lum-lightbox-inner {
    /* top: 10% !important;
    max-width: calc(1800px - 5%);
    margin: 0 auto; */
    .lum-img {
        max-width: 70%;
    }
}

.lum-lightbox .lum-close-button {
    position: absolute;
    top: unset;
    right: unset;
    bottom: calc(100vh - 25vw - 50%);
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 1.25rem;
    cursor: pointer;
    @media (max-width: 1024px) {
        bottom: calc(100vh - 30vw - 50%);
    }
}

.lum-lightbox {
    z-index: 600;
}