.article4 {
    position: relative;
    padding-top: 80rem;
    overflow: unset;
}

.a4-wrapper {
    flex-direction: row;
    align-items: flex-start;
}

.a4-text {
    text-align: left;
    margin-top: 60rem;
}

.a4-image {
    position: sticky;
    top: 25%;
    width: 40%;
    height: fit-content;
}

.dt1-text {
    margin-top: 100rem;
}

.dt1-text p {
    color: #222;
    font-size: 20rem;
    font-weight: 500;
    line-height: 1.5;
}

.dt1-text em {
    font-style: normal;
    float: right;
}

.dt1-text p b {
    color: var(--main-color);
    font-size: 24rem;
    font-weight: 700;
}

.dt1-text p span {
    font-size: 60rem;
    font-family: 'JSArirang-Regular';
    margin-left: 15rem;
}

@font-face {
    font-family: 'JSArirang-Regular';
    src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/JSArirang-RegularA1.woff') format('woff');
    font-weight: normal;
    font-style: normal;
}



/*==================================================*/
@media (max-width: 991px) {
    .a4-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .a4-text ul {
        width: fit-content;
        border-radius: 0 0 100rem 0;
        background-color: #fff;
    }

    .a4-image {
        position: absolute;
        top: 15%; right: 0;
        margin: 0;
        width: 90%;
        z-index: 1;
    }

    .dt1-left {
        z-index: 2;
    }

    .dt1-left .a4-text {
        margin-top: 0;
    }

    .dt1-text {
        width: 90%;
        margin: 0 auto;
        margin-top: 140rem;
    }
}


@media (max-width: 550px) {
    .dt1-text p {
        font-size: 24rem;
    }

    .dt1-text p b {
        font-size: 30rem;
    }

    .dt1-text p span {
        font-size: 70rem;
    }
}