pages.css

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

body {
    margin: 0;
    font-family: Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Helvetica Neue', 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

a {
    color: rgb(190, 190, 190);
    text-decoration: none;
}

div {
    box-sizing: border-box;
}

.content {
    width: 700px;
}

.blue {
    color: blue;
    text-decoration: underline;
}

header {
    width: 700px;
    padding-top: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid gray;
    display: flex;
    align-items: center;
    flex-direction: column;
}

.big_title {
    margin-bottom: 5px;
    font-size: 40px;
    font-weight: 600;
}

.small_title {
    color: rgb(190, 190, 190);
    font-size: 18px;
}

.mid_box {
    color: rgb(50, 50, 50);
    padding: 10px;
    display: flex;
    flex-direction: column;
    width: 100%;
    font-size: 18px;
    line-height: 32px;
    height: auto;
    margin-bottom: 100px;
}

.back {
    width: 700px;
    text-align: center;
    margin-bottom: 100px;
}

.row {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.img_desc {
    display: flex;
    width: 700px;
    height: 330px;
    margin-top: 25px;
    margin-bottom: 10px;
    border-radius: 15px;
    background-repeat: no-repeat;
}

.fir {
    background-size: 100%;
    background-position: center center;
    background-image: url('img/fir_fir.png');
}

.sec {
    background-size: 73%;
    background-position: left center;
    background-image: url('img/sec_sec.png');
}

.thi {
    background-size: 95%;
    background-position: center center;
    background-image: url('img/thi_thi.png');
}

.f {
    background-size: 95%;
    background-position: center center;
    background-image: url('img/four_four.png');
}

.fi {
    background-size: 87%;
    background-position: center center;
    background-image: url('img/fif_fif.png');
}

.si {
    background-size: 95%;
    background-position: center center;
    background-image: url('img/six_six.png');
}

.se {
    height: 250px;
    background-size: 95%;
    background-position: center center;
    background-image: url('../img/sevenp.png');
}

.title {
    margin-top: 40px;
    font-weight: 700;
    font-size: 23px;
    margin-bottom: 15px;
}

ul {
    padding-inline-start: 20px;
    margin-block-start: 0;
    margin-block-end: 0;
}

@media (max-width:750px){

    .img_desc {
        width: 300px;
    }

    .big_title {
        text-align: center;
        margin-bottom: 25px;
    }

    .mid_box {
        width: 300px;
    }

    header {
        width: 300px;
    }

    .titles {
        width: 280px;
        line-height: 25px;
    }

    .back {
        width: 300px;
    }

    .content {
        width: 300px;
    }
}