html {
    scroll-behavior: smooth;
}

#s2_title_wrap {
    width: 376px;
    display: block;
}

#section_1 {
    background-image: url(../img/header/3.jpg);
}

#section_2 {
    background-color: #f7f7f7;
}

#section_3 {
    background-color: #f7f7f7;
}

.s3_box {
    float: left;
    width: 100%;
    overflow: hidden;
    position: relative;
    margin-bottom: 35px;
}

.s3_box img {
    width: 100%;
    filter: brightness(0.6);
}

.s3_txt_box {
    float: left;
    width: 90%;
    overflow: hidden;
    font-size: 23px;
    font-weight: 400;
    color: #ffffff;
    position: absolute;
    top: 30px;
    left: 35px;
    text-align: left;
    z-index: 1;
}

strong {
    float: left;
    width: 100%;
    overflow: hidden;
    font-size: 33px;
    margin-bottom: 10px;
}

#s1_b {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 20px;
    width: auto;
    float: none;
}

.ins_s3_img {
    float: left;
    width: 100px;
    height: auto;
    position: absolute;
    bottom: 30px;
    left: 30px;
}

.ins_s3_img img {
    filter: brightness(1);
}