@charset "utf-8";

/* html,  */body {
    overflow-x: hidden;
}

.text_st_1, .text_st_2, .text_st_3, .text_st_4, .text_st_5, .text_st_6 {
    font-family: 'NanumGothic';
}

.title_st_1, .title_st_2, .title_st_3 {
    font-family: 'NanumGothicExtraBold';
}

table, th, tr, td, p, span, h1, h2, h3, h4, h5, h6 {
    word-break: keep-all;
}

p, span, div, h1, h2, h3, h4, h5, h6 {
    line-height: 1.6;
}

.page_wrap {
    width: 100%;
    position: relative;
    /* overflow: hidden; */
}

.page_wrap_inner {
    width: 100%;
}

.inner {
    width: 100%;
    max-width: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 100px 20px;
}

.show_760 {
    display: none;
}

.hide_760 {
    display: block;
}

.show_560 {
    display: none;
}

.hide_720 {
    display: block;
}

.show_720 {
    display: none;
} 

.sub_main__visual {
    background-size: cover;
    background-image: url(../img/maintenance_bg.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
}

/* section1 start */
.section1 {
    width: 100%;
    position: relative;
    height: 100vh;
}

.sec0_bg_txt {
    position: absolute;
    z-index: -1;
    top: 315px;
}

.sec0_bg_txt p {
    color: rgba(231, 231, 231, 0.46);
    white-space: nowrap;
    font-size: 410px;
    line-height: 0;
    font-family: 'NanumGothicExtraBold';
    margin-left: 10%;
}

.section1_inner {
    align-items: flex-start;
    padding: 100px 20px;
    height: 100%;
}

.section1 .col_right {
    position: absolute;
    right: 100px;
    bottom: 100px;
}

.section1 .col_right img {
    width: 500px;
}

.section1 .col_left {
    width: 100%;
    height: 80%;
    display: flex;
    justify-content: center;
    flex-direction: column;
}

.section1 .col_left_top {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex-direction: column;
    margin: 0 0 50px;
}

.section1 .col_left_bot {
    margin: 100px 0;
}

.section1 .col_left_top .flex_row {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    flex-direction: row;
}

.section1 .col_left_top .title_st_2 {
    color: #000;
    font-family: 'NanumGothic';
    letter-spacing: 10px;
    font-weight: 600;
    margin-bottom: 20px;
}

.section1 .col_left_top .flex_row .title_st_1 {
    color: #000;
    font-size: 44px;
    line-height: 1.2;
    font-family: 'NanumGothicExtraBold';
}

.col_left_bot .title_st1 {
    font-family: 'NanumGothicExtraBold';
    color: #000;
    font-size: 36px;
    margin: 20px 0;
    line-height: 1.4;
}

.section1_text_box {
    width: 100%;
}

.section1_text_box .text_st_1 {
    line-height: 1.6;
    position: relative;
    font-size: 18px;
}
/* section1 end */

/* section2 start */
.section2 {
    width: 100%;
    position: relative;
    background-color: #f4f4f4;
}

.section2_text_box {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    flex-direction: column;
}

.section2_text_box .text_st_1 {
    color: #1753b7;
    letter-spacing: 10px;
    font-size: 22px;
    font-family: 'NanumGothicExtraBold';
}

.section2_text_box .title_st_1 {
    padding: 10px 0;
    font-size: 54px;
    color: #1e1e1e;
    line-height: 1.4;
}

.white_box {
    width: 100%;
    background-color: #fff;
    border-radius: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
    padding: 40px 20px;
    flex-wrap: wrap;
    margin: 50px 0;
}

.white_box_fr {
    width: 31%;
    margin: 1%;
}

.white_box img {
    width: 100%;
}
/* section2 end */

/* section3 start */
.section3 {
    width: 100%;
    position: relative;
    background: url(../img/maintenance_section3_bg_1.png);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.section3_text_box {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    flex-direction: column;
}

.section3_text_box .text_st_1 {
    color: #1753b7;
    letter-spacing: 10px;
    font-size: 22px;
    font-family: 'NanumGothicExtraBold';
}

.section3_text_box .title_st_1 {
    color: #1e1e1e;
    padding: 20px 0;
    font-size: 54px;
    line-height: 1.4;
}

.section3_text_box .text_st_2 {
    font-size: 22px;
    color: #3c3c3c;
    text-align: center;
    line-height: 1.4;
    padding-bottom: 50px;
}

.section3 .button_box {
    width: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
}

.section3 .button_box_fr {
    background-color: #0030a5;
    margin: 1%;
    border-radius: 10px;
    overflow: hidden;
    box-sizing: border-box;
}

.section3 .button_box_fr .img_box {
    width: 100%;
    padding: 30px;
    box-sizing: border-box;
}

.section3 .button_box_fr .click_box {
    width: 100%;
    background-color: #00164c;
    display: none;
}

.section3 .button_box_fr .click_box a {
    width: 100%;
    display: inline-flex;
    padding: 20px 0;
    justify-content: center;
    align-items: center;
    color: #ccc;
    font-size: 22px;
    transition: all 0.3s;
}

.section3 .button_box_fr .click_box a:hover {
    color: #fff;
}
/* section3 end */

/* media query start */
@media only screen and (min-width: 767px) and (max-width: 1920px) {
    .sec0_bg_txt {
        top: 16.40625vw;
        left: -1.92708vw;
    }

    .sec0_bg_txt p {
        font-size: 21.35417vw;
    }
}

@media only screen and (max-width: 766px) {
    .sec0_bg_txt {
        top: 35.046373vw;
        left: -2.33645vw;
    }

    .sec0_bg_txt p {
        font-size: 23.36449vw;
    }
}

@media (max-width:1220px ) {
    .section3 .button_box_fr {
        width: 30%;
    }

    .section3 .button_box_fr .img_box {
        display: inline-flex;
        justify-content: center;
        align-items: center;
        padding: 10% 1%;
    }

    .section3 .button_box_fr .img_box img {
        width: 80%;
    }
}

@media (max-width:1100px ) {
    .section1 .col_right {
        right: 50px;
    }
    .section1 .col_right img {
        width: 400px;
    }
}

@media(max-width:1060px) {
    .section1_inner {
        height: auto;
    }
}

@media (max-width:960px ) {
    .section1 {
        height: auto;
    }

    .section1 .col_right {
        position: inherit;
        left: auto;
        right: auto;
        bottom: auto;
        top: auto;
        width: 100%;
        display: flex;
        justify-content: flex-end;
        align-items: center;
        margin-top: -100px;
        z-index: -1;
    }

    .section3 .button_box_fr {
        width: 40%;
    }
}

@media (max-width:940px ) {
    .section2_text_box .text_st_1 {
        font-size: 4.4135749vw;
    }

    .section2_text_box .title_st_1 {
        font-size: 5.6135479vw;
    }

    .section3_text_box .text_st_1 {
        font-size: 4.4135749vw;
    }

    .section3_text_box .title_st_1 {
        font-size: 5.6135479vw;
    }

    
}

@media (max-width:760px ) {
    .section1 .col_right {
        margin-top: 3.1235879111vw;
        justify-content: center;
    }

    .section1 .col_right img {
        width: 80.23857911vw;
    }

    .section1 .col_left_top {
        margin: 0;
        justify-content: center;
        align-items: center;
        text-align: center;
    }

    .section1 .col_left_top .title_st_2 {
        font-size: 4.4135749vw;
    }

    .section1 .col_left_top .flex_row {
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    .section1 .col_left_top .flex_row .title_st_1 {
        font-size: 5.6135479vw;
    }

    .section1 .col_left_top .flex_row img {
        width: 200px;
        margin: 20px;
    }

    .section1 .col_left_bot {
        margin: 0;
    }

    .col_left_bot .title_st1 {
        font-size: 4.4135749vw;
        text-align: center;
    }

    .section1_text_box .text_st_1 {
        font-size: 2.823562216vw;
        text-align: center;
    }

    .white_box {
        flex-direction: column;
        background-color: transparent;
        margin: 0;
        padding: 0;
    }

    .white_box_fr {
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        background-color: #fff;
        border-radius: 10px;
        margin: 20px 0;
        box-sizing: border-box;
        padding: 1%;
    }

    .white_box img {
        width: 50%;
        margin: 2%;
    }

    .white_box_fr:nth-child(1) img {
        margin-left: -3.9%;
    }

    .section3 .button_box_fr {
        width: 50%;
    }

    .section3 .button_box_fr .click_box a {
        font-size: 3.12338779vw;
    }

    .hide_760 {
        display: none;
    }

    .show_760 {
        display: block;
    }

    .section3_text_box .text_st_2 {
        font-size: 4.4135749vw;
    }
}

@media (max-width:720px ){
    .hide_720 {
        display: none;
    }

    .show_720 {
        display: block;
    }
}

@media (max-width:560px ) {
    .section1 .col_left_top .title_st_2 {
        font-size: 5.1135749vw;
    }

    .section1 .col_left_top .flex_row .title_st_1 {
        font-size: 6.6135479vw;
        line-height: 1.6;
    }

    .col_left_bot .title_st1 {
        font-size: 6.1135749vw;
        text-align: center;
        line-height: 1.6;
    }

    .section1_text_box .text_st_1 {
        text-align: center;
        font-size: 4.123562216vw;
    }

    .section2_text_box .text_st_1 {
        font-size: 7.1135749vw;
    }

    .section2_text_box .title_st_1 {
        font-size: 8.6135479vw;
    }

    .white_box_fr  {
        padding: 6%;
    }

    .white_box img {
        width: 100%;
    }

    .white_box_fr:nth-child(1) img {
        margin-left: -9%;
    }

    .section3_text_box .text_st_1 {
        text-align: center;
        font-size: 7.1135749vw;
    }

    .section3_text_box .title_st_1 {
        font-size: 8.6135479vw;
    }

    .section3_text_box .text_st_2 {
        font-size: 4.18751322vw;
        line-height: 1.4;
    }

    .section3 .button_box_fr {
        width: 100%;
        margin: 20px 0;
    }

    .section3 .button_box_fr .click_box a {
        font-size: 5.12338779vw;
        padding: 5% 0;
    }

    .section3 .button_box_fr .img_box img {
        width: 70%;
    }

    .inner {
        padding: 50px 20px;
    }

    .show_560 {
        display: block;
    }
}
/* media query end */