@charset "utf-8";

html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strong, sub, sup, var,
b, u, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header,
nav, output, ruby, section, summary,
time, mark, audio, video {
    font-family: 'Avenir' ,'Noto Sans KR', sans-serif;
    /* font-family: 'Noto Sans KR', sans-serif; */
}


img {
    /* image-rendering: -webkit-optimize-contrast; */
    backface-visibility: hidden;
}


/* header */
.main_header {
    /* opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;*/
    position: relative;
    z-index: 100;
}
.main_header.active {
    opacity: 1;
    pointer-events: all;
    transition: opacity 0.5s;
}
.main_header_logo {
    display: block;
    position: fixed;
    left: 40px;
    top: 14px;
    z-index: 50;
    width: 80px;
    height: 34px;
    z-index: 20;
    opacity: 0;
    transition: opacity 0.5s 0.5s;
    pointer-events: none;
    background: url('/img/newbird/logo_header_2x.png') no-repeat center;
    background-size: contain;
    image-rendering: -webkit-optimize-contrast;
}
.main_header_logo.show {
    opacity: 1;
    pointer-events: all;
}
/* .main_header_logo img {
    width: 100%;
    height: auto;
} */
.btn_nav_open {
    position: fixed;
    right: 40px;
    top: 18px;
    z-index: 30;
    opacity: 0;
    transition: opacity 1s, transform 0.5s;
    pointer-events: none;
}
.btn_nav_open.show {
    opacity: 1;
    pointer-events: all;
}
.btn_nav_open path {
    transition: fill 0.5s;
}

.main_header.sub {
    opacity: 1;
    pointer-events: all;
}



/* nav */
.main_nav_dimmed {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}
.main_nav {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 0;
    max-height: 100vh;
    overflow: auto;
    background-color: #1e1e1e;
    padding: 0 40px 0; 
    z-index: 10;
    transition: height 0.6s;
}
.main_nav .main_nav_menu {
    width: 100%;
    max-width: 1674px;
    margin-top: 259px;
}
.main_nav .main_nav_menu > li {
    margin-bottom: 30px;
    overflow: hidden;
}
.main_nav .main_nav_menu > li:last-child {
    margin-bottom: 0;
}
.main_nav .main_nav_menu > li > a {
    display: inline-block;
    font-size: 60px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.25;
    letter-spacing: normal;
    text-align: left;
    color: #fff;
    position: relative;
    top: -70px;
    transition: top 0.5s 0.3s;
}
.main_nav .main_nav_footer {
    margin-top: 218px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-bottom: 25px;
}
.main_nav .main_nav_footer p {
    font-size: 12px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.75;
    letter-spacing: normal;
    text-align: left;
    color: #f9f9f9;
    word-break: keep-all;
}
.main_nav .main_nav_footer p > .bar {
    display: inline-block;
    width: 1px;
    height: 8px;
    margin: 0 5px;
    background-color: #fff;
}
.main_nav .main_nav_footer a {
    font-size: 12px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.75;
    letter-spacing: normal;
    text-align: left;
    color: #fff;
}


/* nav active */
.main_header.open .main_nav {
    height: 830px;
}
.main_header.open .btn_nav_open {
    transform-origin: 50% 50%;
    transform: rotate(-45deg);
}
.main_header.open .btn_nav_open path {
    fill: #fff;
}
.main_header.open .main_nav .main_nav_menu > li > a {
    top: 0;
}
.main_header.open .main_nav_dimmed {
    pointer-events: all;
    opacity: 1;
}




/* footer */
.main_footer {
    text-align: right;
    position: fixed;
    bottom: 10px;
    right: 30px;
    opacity: 0;
    transition: opacity 0.5s;
}
.main_footer.show {
    opacity: 1;
}
.main_footer > p {
    font-size: 10px;
    font-weight: 400;
}


/* 상단 로고 애니메이션 영역 */
.main_rail {
    /* overflow: hidden; */
}
.main_logo_banner_rail {
    position: relative;
    height: 400vh;
    overflow: hidden;
}
.main_logo_banner {
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
    opacity: 0;
    transition: opacity 1s;
    overflow: hidden;
}
.main_logo_banner.show {
    opacity: 1;
}
.main_logo_banner.fixed {
    position: fixed;
}
.main_logo_banner.end {
    position: absolute;
    top: auto;
    bottom: 0;
}


.main_100_box {
    position: absolute;
    width: 100%;
    overflow: hidden;
}
.main_100_box.show {
    opacity: 1;
}
.main_100_box.fixed {
    position: fixed;
}
.main_100_box.end {
    position: absolute;
    top: auto;
    bottom: 0;
}





/* 로고 애니메이션 */
.main_logo_banner_logo {
    display: block;
    position: absolute;
    /* left: 50%; */
    /* left: 47.5%; */
    left: calc(50% - 98px/2);
    top: 50%;
    z-index: 10;
    transform: translate(-50%, -50%);
    pointer-events: none;
    transition: width 0.05s ease-in-out;
} 
.main_logo_banner_logo img {
    width: 234px;
    height: auto;
    transition: transform 0.5s;    
    image-rendering: -webkit-optimize-contrast;
}
.main_logo_banner_logo.animateLogo img {
    transform: scale(2.0641);
}
.main_logo_banner_logo.header {
    position: fixed;
    left: 40px;
    top: 14px;
    z-index: 50;
    transform: translate(0,0);
    transition: width 0.1s, left 0.5s, top 0.5s, opacity 0.5s 0.5s;
    pointer-events: none;
    z-index: 50;
    opacity: 0;
}
.main_logo_banner_logo.header img {
    width: 80px !important;
    transform: scale(1) !important;
}

.main_logo_banner_logo.on {
    transform: translate(-50%, -50%);
}


/* 스크롤 다운 */
.main_scroll_down {
    width: 100%;
    position: absolute;
    bottom: 17px;
    left: 50%;
    transform: translate(-50%, 10px);
    text-align: center;
    transition: transform 0.5s, opacity 0.5s;
    opacity: 0;
    pointer-events: none;
}

.main_scroll_down_text {
    text-align: center;
}
.main_scroll_down_text > span {
    display: block;  
    color: #1b1b1b;
}
.main_scroll_down_text > span:first-child {
    line-height: 19px;
    font-size: 14px;
}
.main_scroll_down_text > span:last-child {
    line-height: 38px;
    font-size: 28px;
    font-weight: 500;
    text-align: center;
    padding-top: 5px;
}

.main_scroll_down_icon {
    margin-top: 66px;
    text-align: center;
    transition: transform 0.3s;
    animation: main_bounce 2s infinite;
}
@keyframes main_bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}
.main_scroll_down_icon_txt {
    display: block;
    margin: 0 auto 10px;
    text-align: center;
}
.main_scroll_down_icon img {
    display: inline-block;
    width: 19px;
    height: auto;
    image-rendering: -webkit-optimize-contrast;
}

.main_scroll_down.active {
    opacity: 1;
    transform: translate(-50%, 0);
    pointer-events: all;
}



/* 로고쪽 슬라이드 영역 */
.main_logo_slide {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
}
.main_logo_slide > ul {
    height: calc(100% - 150vh);
    width: 100%;
    position: absolute;
    left: 0;
    top: 100vh;
    /* transform: translateX(100%); */
}
.main_logo_slide > ul > li {
    position: absolute;
}
.main_logo_slide > ul > li:first-of-type {
    left: 57%;
    top: 0;
}
.main_logo_slide > ul > li:nth-of-type(2) {
    left: 21.4%;
    top: 50%;
    transform: translateY(-50%);
}
.main_logo_slide > ul > li:nth-of-type(3) {
    right: 20.4%;
    bottom: 0;
}
.main_logo_slide > ul > li img {
    image-rendering: -webkit-optimize-contrast;
}
.main_logo_slide > ul > li:first-of-type img{ 
    width: 600px;
}
.main_logo_slide > ul > li:nth-of-type(2) img{ 
    width: 485px;
}
.main_logo_slide > ul > li:nth-of-type(3) img{ 
    width: 440px;
}



/* 슬로건 영역 */
.main_slogan_rail {
    height: 200vh;
    position: relative;
}

.main_slogan {
    /* position: absolute; */
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;
}
.main_slogan .main_slogan_tit {
    text-align: center;
    width: 100%;
    transition: transform 0.1s;
    opacity: 0;
    transition: opacity 0.5s;
}
.main_slogan .main_slogan_tit.show {
    opacity: 1;
}
.main_slogan .main_slogan_tit > span {
    display: block;
    font-weight: 400;
    position: relative;
    transition: transform 0.1s;
}
.main_slogan .main_slogan_tit > .jsSloganTxt01{
    /* opacity: 0;
    transition: opacity 1s; */
}
.main_slogan .main_slogan_tit > .jsSloganTxt02 {
    transform: translateX(-100%);
}
.main_slogan .main_slogan_tit > .jsSloganTxt03 {
    transform: translateX(100%);
}
.main_slogan .main_slogan_tit > .jsSloganTxt01.show{
    opacity: 1;
}
.main_slogan .main_slogan_tit > span > b {
    color: #ec1d24;
}
.main_slogan .main_slogan_tit {
    font-family: Avenir;
    font-size: 160px;
    color: #000;
}


/* our work 영역 */
.main_works_mobile {
    display: none;
}
.main_works_rail {
    height: 600vh;
    position: relative;
}
.main_works {
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.main_works_box {
    width: 100%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}
.main_works_box > span {
    display: block;
    width: 100%;
    margin: 0 auto;
    text-align: center;
    font-size: 150px;
    color: #000;
    position: relative;
    opacity: 0;
    transition: transform 0.1s, opacity 0.5s;
}
.main_works_box > span.show {
    opacity: 1;
}
.main_works_box > .main_works_tit01 {
    z-index: 5;
    transform: translateX(-140%);
}
.main_works_box > .main_works_tit02 {
    z-index: 15;
    transform: translateX(140%);
}
.main_works_box > span > span {
    display: inline-block;
    width: 100%;
    max-width: 765px;
    text-align: left;
}
.main_works_box > .main_works_tit02 > span {
    padding-left: 152px;
}

.main_works_slide {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(100%, -50%);
    z-index: 10;
    transition: transform 0.1s;
}
.main_works_list {
    display: flex;
}
.main_works_list > li {
    flex-shrink: 0;
    width: 795px;
    margin-right: 740px;

}
.main_works_list > li:last-child {
    margin-right: 0;
}
.main_works_list .main_wrok_thum {
    width: 100%;
    height: 0;
    padding-bottom: 67.924%;
    position: relative;
}
.main_works_list .main_wrok_thum img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    left: 0;
    top: 0;
}
.main_works_text {
    margin-top: 20px;
}
.main_works_text .main_works_top_tit {
    font-size: 12px;
    color: #343131;
}
.main_works_text .main_works_item_title {
    font-size: 16px;
    color: #343131;
    margin-top: 7px;
}


/* ==== 서브 공통 레이아웃 ===== */
#container {
    /* padding: 183px 0 63px; */
}


/* ==== 약관 ==== */
.ctt_admin {
    position: absolute;
    top: 100px;
    right: 27px;
}
.terms_wrap {
    width: calc(100% - 80px);
    max-width: 910px;
    margin: 0 auto;
    padding: 183px 0 63px;
}
.terms_title {
    line-height: 38px;
    font-size: 28px;
    color: #343131;
    position: relative;
    font-weight: 400;
}
.terms_title::after {
    content: "";
    width: 25px;
    height: 1px;
    background-color: #202020;
    position: absolute;
    bottom: -10px;
    left: 0;
}
.terms_cont {
    margin-top: 60px;
}
.terms_cont * {
    /* font-family: Pretendard; */
    font-size: 12px  !important;
    line-height: 1.75 !important;
    color: #343131  !important;
}


/* ==== contact ==== */
.contact_wrap {
    padding: 168px 0 252px;
    width: calc(100% - 80px);
    max-width: 1540px;
    margin: 0 auto;
}
.sub_title {
    font-size: 75px;
    font-weight: 500;
    line-height: 102px;
    letter-spacing: normal;
    text-align: center;
    color: #343131;
}
.contact_cont {
    margin-top: 153px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.contact_cont_left {
    padding: 0 40px 0 10px;
    max-width: 585px;
    flex-shrink: 2;
}
.contact_cont_left .contact_con_title {
    line-height: 38px;
    margin: 0 0 33px 0;
    font-size: 28px;
    color: #343131;
    position: relative;
    font-weight: 400;
}
.contact_cont_left .contact_con_title::after {
    content: "";
    display: block;
    width: 25px;
    height: 1px;
    background-color: #202020;
    position: absolute;
    bottom: -10px;
    left: 0;
}
.contact_cont_left  .contact_cont_desc {
    min-height: 73px;
    margin: 0 0 11px 0;
    text-align: left;
    line-height: normal;
}
.contact_cont_left  .contact_cont_desc > p {
    /* font-family: Pretendard; */
    font-size: 13px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.62;
    letter-spacing: normal;
    color: #343131;
}
.contact_cont_left .contact_cont_info > li {
    margin: 0 0 4px 0;
    font-size: 13px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.62;
    letter-spacing: normal;
    color: #343131;
}
.contact_cont_left .contact_cont_info > li:last-child {
    margin: 0;
}

.contact_cont_form {
    width: 679px;
    flex-shrink: 1;
}
.contact_form_list > li {
    margin: 0 0 15px 0;
    position: relative;
}
.contact_form_list > li:last-child {
    margin: 0;
}
.contact_form_list > li > label {
    display: inline-block;
    position: relative;
    padding-right: 5px;
    /* font-family: Pretendard; */
    font-size: 13px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: center;
    color: #858585;
    position: absolute;
    left: 15px;
    top: 14px;
}
.contact_form_list > li > label > .nece {
    display: inline-block;
    /* font-family: Pretendard; */
    font-size: 8px;
    text-align: center;
    color: #858585;
    position: absolute;
    right: 0;
    top: 0;    
}
.contact_form_list .common_input {
    padding-left: 100px;    
}
.contact_form_list .common_textarea {
    padding-top: 45px;
}
.contact_btn_wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 22px;
}
.contact_btn_wrap .n_btn {
    width: 194px;
    margin-top: 8px;
}


/* ==== common btn style ==== */
.n_btn {
    display: inline-block;
    text-align: center;
}
.btn_h50 {
    height: 50px;
    line-height: 48px;
    padding: 0 15px;
    font-size: 13px;
}
.btn_black_border {
    background-color: #fff;
    border: solid 1px #343131;
    color: #343131;
    transition: all 0.3s;
}
.btn_black {
    background-color: #343131;
    border: solid 1px #343131;
    color: #fff;
    transition: all 0.3s;
}
.btn_gray_border {
    border: solid 1px #aaa;
    color: #aaa;
    background-color: #fff;
    transition: all 0.3s;
}

.btn_black_border:hover {
    background-color: #343131;
    border: solid 1px #343131;
    color: #fff;
}
.btn_black:hover {
    background-color: #fff;
    border: solid 1px #343131;
    color: #343131;
}
.btn_gray_border:hover {
    color: #fff;
    background-color: #aaa;
    transition: all 0.3s;
}



/* ==== common form style ==== */
.common_input {
    width: 100%;
    height: 50px;
    padding: 0 15px 0;
    border: solid 1px #d3d3d3;
    font-size: 13px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 0;
}
.common_textarea {
    width: 100%;
    height: 130px;
    padding: 19px 15px 0;
    border: solid 1px #d3d3d3;
    resize: none;
    font-size: 13px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 0;
}
.common_checkbox input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    border-radius: 0;
    visibility:hidden;
    position:absolute;
    top:0;
    left:0;
    width:0;
    height:0;
    visibility:hidden;
}
.common_checkbox > label {
    display: block;
    min-height: 20px;
    padding-left: 30px;
    line-height: 16px;
    position: relative;
}
.common_checkbox .common_check {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: url('/img/newbird/checkbox_grey.png') no-repeat center;
    background-size: contain;
    position: absolute;
    left: 0;
    top: 0;
}
.common_checkbox .common_check_text {
    /* font-family: Pretendard; */
    font-size: 12px;
    color: #343131;
    border-bottom: 1px solid;
}
.common_checkbox input[type="checkbox"]:checked + .common_check {
    background: url('/img/newbird/checkbox_red.png') no-repeat center;
    background-size: contain;
}



/* ==== common form style ==== */
.port_wrap {
    padding: 168px 0 88px;
    width: calc(100% - 80px);
    margin: 0 auto;
}
.port_cate_ul {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 87px;
}
.port_cate_ul > li {
    margin-right: 33px;
}
.port_cate_ul > li:last-child {
    margin-right: 0;
}
.port_cate_ul > li > a {
    /* height: 25px; */
    font-size: 18px;
    font-family: Avenir-Roman;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: center;
    color: #a4a4a4;
    position: relative;
    transition: color 0.3s;
}
.port_cate_ul > li > a::after {
    content: "";
    display: block;
    width: 0%;
    height: 1px;
    position: absolute;
    background-color: #ec1d24;
    bottom: 2px;
    left: 0;
    transition: width 0.3s;
}
.port_cate_ul > li > a#bo_cate_on, 
.port_cate_ul > li > a:hover {
    color: #ec1d24;
}
.port_cate_ul > li > a#bo_cate_on:after,
.port_cate_ul > li > a:hover:after {
    width: 100%;
}
#bo_gall .all_chk  {
    font-size: 13px;
    margin: 0 0 -20px;
} 
#gall_ul {
    display: flex;
    flex-wrap: wrap;
    margin-top: 75px;
    margin-bottom: -22px;
}
#gall_ul > li {
    width: calc((100% - 20px * 2) / 3);
    margin-right: 20px;
    margin-bottom: 22px;
}
#gall_ul > li:nth-child(3n) {
    margin-right: 0;
}
#gall_ul > li .gall_box {
    position: relative;
}
#gall_ul > li .gall_box .chk_box {
    position: absolute;
    left: 5px;
    top: 5px;
    z-index: 5;
}
#gall_ul > li .gall_img > a {
    display: block;
    width: 100%;
    height: 0;
    padding-bottom: 75%;
    overflow: hidden;
    position: relative;
    background-color: #ddd;
}
#gall_ul > li .gall_img > a > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}
#gall_ul > li .gall_img > a > .gall_info {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background-color: rgba(255,255,255,0.9);
    text-align: center;
    position: absolute;
    left: 0;
    top: -100%;
    opacity: 0;
    transition: opacity 0.3s , top 0.3s;
}
#gall_ul > li .gall_img > a > .gall_info .gall_cate {
    margin-bottom: 6px;
    font-size: 12px;
    color: #343131;
}
#gall_ul > li .gall_img > a > .gall_info .gall_title {
    font-size: 16px;
    color: #343131;
    backface-visibility: hidden;
    -webkit-filter: blur(0);
    transform: translateZ(0px);
    color: #343131;

}
#gall_ul > li:hover .gall_img > a > .gall_info {
    opacity: 1;
    top: 0;
}
#gall_ul > li.empty_list {
    width: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn_board_more {
    display: block;
    margin: 89px auto 0;
    width: 160px;
    height: 55px;
    font-family: Avenir-Roman;
    line-height: 53px;
    padding: 0 15px;
    border-radius: 26px;
    border: solid 1px #000;
    font-size: 14px;
    text-align: center;
    color: #343131;
    transition: all 0.3s;
}
.btn_board_more:hover {
    background-color: #000;
    color: #fff
}




/* === portfolio - detail ==== */
.port_view_wrap {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    overflow-x: auto;
}

.port_view_scroll_wrap {
    width: auto;
    display: flex;
    align-items: center;
    padding: 0 40px;
    position: fixed;
    left: 0;
    top: calc(50% - 30px);
    transform: translate(0 , -50%);
    transition: transform 0.1s;
}
.port_view_scroll_wrap .port_view_text {
    width: 463px;
    margin-right: 312px;
    flex-shrink: 0;
    position: relative;
}
.port_view_title {
    position: relative;
}
.port_view_title .port_view_cate {
    margin-bottom: 3px;
    font-size: 12px;
    color: #343131;
    font-weight: 400;
}
.port_view_title .port_view_tit {
    font-size: 28px;
    color: #343131;
    font-weight: 400;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}
.port_view_title:after {
    content: "";
    display: block;
    width: 25px;
    height: 1px;
    background-color:#202020;
    position: absolute;
    bottom: -10px;
    left: 0;
}
.port_view_cont {
    margin-top: 55px;
}
.port_view_cont .port_view_info  {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 8px;
}
.port_view_cont .port_view_info > li {
    margin-right: 13px; 
    font-size: 12px;
    color: #343131;
    position: relative;
}
.port_view_cont .port_view_info > li:last-child {
    margin-right: 0;
}
.port_view_cont .port_view_info > li::after {
    content: "";
    width: 1px;
    height: 9px;
    background-color: #343131;
    position: absolute;
    top: 50%;
    right: -6px;
    transform: translateY(-50%);
}
.port_view_cont .port_view_info > li:last-child:after {
    display: none;
}

.port_view_cont .port_view_desc {
    max-height: 400px;
    overflow-y: auto;
}
.port_view_cont .port_view_desc > p {
    font-size: 13px;
    line-height: 1.62;
    backface-visibility: hidden;
    -webkit-filter: blur(0);
    transform: translateZ(0px);
    color: #343131;
}
.port_view_cont .port_view_desc::-webkit-scrollbar {
    width: 5px;    
}
.port_view_cont .port_view_desc::-webkit-scrollbar-track {
    background: #f9f9f9;
}
.port_view_cont .port_view_desc::-webkit-scrollbar-thumb {
    background: #ddd; 
    border-radius: 5px;
}




.port_view_img_list {
    display: flex;
    align-items: flex-end;
} 
.port_view_img_list > li {
    pointer-events: none;
    display: block;
    margin-right: 50px;
}
.port_view_img_list > li > img {
    height: 630px;
    width: auto;
}
.port_view_img_list > li:last-child {
    margin-right: 0;
}

.port_view_bottom {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 0 40px;
    width: 100%;
    
    position: absolute;
    /* bottom: 95px; */
    bottom: 8.7%;
}
.port_view_bottom .port_view_bottom_left {
    width: calc(463px + 312px);
    display: flex;
}

.port_view_bottom_left > .n_btn {
    margin-left: 10px;
    min-width: 50px;;
}
.port_view_bottom_left > .n_btn > i {
    font-size: 15px;
}
.port_view_bottom_left > .n_btn:first-child {
    margin-left: 0;
}
.port_view_bottom_left > .n_btn_back {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 50px;

    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    background-image: url('/img/newbird/btn_back.png');
    transition: background-image 0.3s;
}
.port_view_bottom_left > .n_btn_back:hover {
    background-image: url('/img/newbird/btn_back_hover.png');
}
/* .port_view_bottom_left > .n_btn > i {
    display: inline-block;
    width: 12px;
    height: 9px;
    margin-right: 10px;
} */


.port_scroll_controller {
    display: flex;
    align-items: center;
}
.port_scroll_controller > .scroll_bar {
    width: 445px;
    height: 2px;
    background-color: #d7d7d7;
    position: relative;
}
.port_scroll_controller > .scroll_bar > .current_bar {
    width: 0%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background: #ec1d24;
    transition: width 0.1s;
}
.port_scroll_controller > .port_scroll_txt {
    font-size: 12px;
    color: #343131;
    margin-left: 10px;
}


/* write  */
#bo_w {
    margin-top: 40px;
}
#bo_w .bo_w_select select {
    width: 100%;
    height: 50px;
    padding: 0 15px 0;
    border: solid 1px #d3d3d3;
    font-size: 13px;
    border-radius: 0;
    background: url('/img/newbird/arr_select.png') no-repeat right 15px center;
    background-size: 15px auto;
}
#bo_w .frm_input {
    width: 100%;
    height: 50px;
    padding: 0 15px 0;
    border: solid 1px #d3d3d3;
    font-size: 13px;
    border-radius: 0;
}
#bo_w .frm_input.required {
    background: #fff !important;
}
#bo_w .wr_content textarea {
    width: 100%;
    padding:15px;
    border: solid 1px #d3d3d3;
    font-size: 13px;
    border-radius: 0;
    resize: none;
    height: 500px;
}
#bo_w .bo_v_option li label {
    font-size: 13px;
}
.chk_box input[type="checkbox"]:checked + label span {
    background-color: #ec1d24;
    border: 0;
}
#bo_w .bo_w_tit #btn_autosave {
    top: 10px;
    right: 10px;
    font-size: 12px;
}
#bo_w .cke_sc {
    display: none;
}
.desc_pic_size {
    margin: 20px 0 10px;
    font-size: 12px;
    color: #aaa;
}

.port_write_bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 40px;
}
.port_write_bottom >.n_btn {
    width: 190px;
    margin-right: 10px;
}
.port_write_bottom >.n_btn:last-child {
    margin-right: 0;
}


/* ==== about ==== */
.about_wrap {
    display: flex;
    align-items: flex-end;
    width: 100%;

    position: fixed;
    left: 0;
    top: 0;
}
.about_wrap > .about_left {
    flex-shrink: 0;
    width: 100%;
}
.about_sec01 {
    width: calc(100% - 80px);
    max-width: 1531px;
    margin: 0 auto;
    padding: 135px 0 123px;
}
.about_sec01 .about_tit {
    font-size: 160px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.25;
    letter-spacing: normal;
    text-align: center;
    color: #ec1d24;
    position: relative;
    z-index: 5;
}
.about_sec01 .about_tit > .counting_wrap {
    display: block;
    margin-bottom: -60px;
}
.about_sec01 .fold_img {
    width: 100%;
    /* height: 688px; */
    height: 0;
    padding-bottom: 44.4154%;
    position: relative;
    margin-top: -65px;
}
.about_sec01 .fold_img .fold_img_box {
    width: 100%;
    height: 0;    
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    background: url('/img/newbird/img_aboutus.png') no-repeat center;
    background-size: cover;
    transition: height 0.5s ease-in-out;
}
.about_sec01 .fold_img.open .fold_img_box {
    height: 100%;
}
.about_sec01 .com_txt {
    width: 100%;
    max-width: 592px;  
    margin: 138px auto 0;  
}
.about_sec01 .com_txt > p {
    margin-top: 28px;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: center;
    color: #343131;
    word-break: keep-all;
}
.about_sec01 .com_txt > p:first-child {
    margin-top: 0;
}




.about_sec02_rail {
    position: relative;
    width: 100%;
    height: 400vh;
}
.about_sec02_100 {
    width: 100%;
    height: 100vh;
    position: absolute;
    left: 0;
    top: 0;
    background-color: rgb(255,255,255);
    overflow: hidden;
}
.about_sec02_100.fixed {
    position: fixed;
}
.about_sec02_100.end {
    position: absolute;
    top: auto;
    bottom: 0;
}
.about_sec02 .slogan_box {
    width: 100%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50% , -50%);
    text-align: center;
}
.about_sec02 .slogan_box > .slogan_tit01 > b {
    color: #ec1d24 !important;
}
.about_sec02 .slogan_box > .slogan_tit01,
.about_sec02 .slogan_box > .slogan_tit02 {
    font-size: 160px;
    color: #000;
    text-align: center;
}
.about_sec02 .slogan_box > .slogan_tit01 {
    transform: translateX(-100%);
}
.about_sec02 .slogan_box > .slogan_tit02 {
    transform: translateX(100%);
}



.about_sec03_rail {
    height: 150vh;
    position: relative;
    background: #000;
}


.about_sec03_100 {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
    /* position: absolute;
    left: 0;
    top: 0; */
}
.about_sec03_100.fixed {
    position: fixed;
    left: 0;
    top: 0;
}
.about_sec03_100.end {
    position: absolute;
    left: 0;
    top: calc(100% - 100vh);
}
.about_sec03_txt_box {
    display: flex;
    align-items: flex-start;
}
.about_sec03_txt_box  > .about_sec03_txt_left {
    width: 544px;
    font-family: Avenir-Roman;
    font-size: 28px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: center;
    color: #ec1d24;
}
.about_sec03_txt_box  > .about_sec03_txt_right {
    width: 592px;
    font-size: 28px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    color: rgb(0,0,0);
}
.about_sec03_txt_box  > .about_sec03_txt_right > p:first-of-type {
    margin-top: 0;
}
.about_sec03_txt_box  > .about_sec03_txt_right > p {
    margin-top: 5px;
}
.about_sec03 .leader_arr {
    font-family: Avenir-Roman;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ec1d24;

    position: absolute;
    bottom: 166px;
    right: 40px;
    transition: transform 0.3s;
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(0);
    }
    40% {
        transform: translateX(-30px);
    }
    60% {
        transform: translateX(-15px);
    }
}
.about_sec03 .leader_arr  > img {
    display: inline-block;
    width: 19px;
    position: relative;
    top: -5px;
    margin-left: 2px;
}

.about_right {
    display: flex;
    align-items: center;
    width: auto;
    height: 100vh;
    flex-shrink: 0;
}
.about_sec04 {
    padding: 0 256px 0 227px;
}
.leadership_list {
    display: flex;
}
.leadership_item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    margin-right: 500px;
}
.leadership_item:last-of-type {
    margin-right: 0;
}
.leadership_item .leader_img {
    width: 445px;
    height: 570px;
    position: relative;
    overflow: hidden;
    margin-right: 175px;
}
.leadership_item .leader_img > img {
    position: absolute;
    left: 50%;
    top: 50%;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
}
.leadership_item .leader_info > dl {
    margin-top: 18px;
    padding-left: calc(130px + 52px);
    position: relative;
}
.leadership_item .leader_info > dl.margin_wide {
    margin-top: 34px;
}
.leadership_item .leader_info > dl:first-child {
    margin-top: 0;
}
.leadership_item .leader_info > dl > dt {
    font-size: 16px;
    font-weight: 500;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ec1d24;
    position: absolute;
    left: 0;
    top: 0;
}
.leadership_item .leader_info > dl > dd {
    font-size: 16px;
    font-weight: 500;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #343131;
    margin-top: 6px;
}
.leadership_item .leader_info > dl > dd:first-of-type {
    margin-top: 0;
}
.leadership_item .leader_info  b{
    font-weight: 500;
    color: #000;
}
.leader_info_sub {
    margin-top: 19px;
}
.leader_info_sub:first-of-type {
    margin-top: 0;
}

.leader_info_sub > dt {
    margin-bottom: 8px;
}
.leader_info_sub > dd {
    margin-top: 6px;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 1.56;
    letter-spacing: normal;
    text-align: left;
    color: #343131;
}



.leadership_item .leader_info > dl > dd.leader_dd_flex {
    display: flex;
}
.leadership_item .leader_info > dl > dd.leader_dd_flex > .leader_info_sub {
    margin-left: 130px;
}
.leadership_item .leader_info > dl > dd.leader_dd_flex > .leader_info_sub:first-of-type {
    margin-left: 0;
}