.section4 {
        padding: 0;
    }

    .Box4 {
        position: absolute;
        width: 100%;
        height: 100%;
        z-index: 2;
        display: flex;
    }

    .Box4 li {
        width: 100%;
        height: 100%;
        border-right: 1px solid #ffffff60;
        padding: 0 3.5vw;
        padding-bottom: 5vw;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-end;
        grid-gap: 20px;
    }


    .Box4 li:last-child {
        border-right: none;
    }

    .Box4 li>img {
        width: 32px;
        height: 32px;
        object-fit: contain;
    }

    .Box4 li h1 {
        color: #FFF;
        font-size: 32px;
        font-weight: 700;
    }

    .Box4 li p {
        color: #FFF;
        font-size: 16px;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
    }

    .Box4 li.on p {
        -webkit-line-clamp: 2;
    }

    .Box4 li a {
        border: 1px solid #ffffff;
        background: #fff0;
        display: none;
    }

    .Box4 li.on a {
        display: flex;
    }

    .img4 {
        position: relative;
        z-index: 1;
        width: 100%;
    }

    .img4 img {
        width: 100%;
        display: none;
    }

    .img4 img.on {
        display: block;
    }


    @media (max-width: 1200px) {
        .Box4 li h1 {
            font-size: 24px;
        }

        .Box4 li p {
            font-size: 14px;
        }
    }

    @media (max-width: 720px) {
        .Box4 {
            display: flex;
            flex-wrap: wrap;
        }

        .Box4 li {
            width: 50%;
            height: 50%;
            grid-gap: 5px;
            padding: 15px 3.5vw;
        }

        .Box4 li:nth-child(1),
        .Box4 li:nth-child(2) {
            border-bottom: 1px solid #ffffff60;
        }

        .Box4 li h1 {
            font-size: 18px;
        }

        .img4 img {
            height: 60vw;
            min-height: 400px;
            object-fit: cover;
        }

        .Box4 li a {
            width: 100%;
            height: 30px;
        }
    }

    @media (max-width: 460px) {}

    @media (max-width: 380px) {}