/* 공통 */
.subpage {overflow: hidden; text-align: center; }
.subpage > section,
.tab > section {padding:90px 0; position: relative; }
section.gray {background: #f7f7f7; }
.sub_inner { width: 1400px; margin:0 auto; position: relative; padding:0 50px;}
.s_tit {margin-bottom: 50px; }
.s_tit .dots {display: flex; justify-content: center; margin:0 0 15px;}
.s_tit .dots > i {display: block; width: 8px; height: 8px; background-color: #9c2024; }
.s_tit .dots > i:nth-child(2) {background-color: #c04c1f; margin:0 17px; }
.s_tit .dots > i:nth-child(3) {background-color: #e2701a; }
.s_tit h1 {font-size: 47px; font-weight: 700; color:#000;  }
.s_tit h2 {font-size: 25px; font-weight: 500; color:#000; margin:15px 0 0;}
.sub_p {font-size: 18px; font-weight: 300; color:#000; line-height: 30px; word-break: keep-all; }
.sub_p2 {font-size: 16px; font-weight: 300; color:#000; line-height: 27px; word-break: keep-all; letter-spacing: -.4px;}
.wh {color:#fff !important; }
.tab {display: none;}
.tab.active {display: block;}
.btn_list {display: flex; justify-content: center;}
.btn_list li { flex:1; margin-right: 15px;  }
.btn_list li:last-child {margin-right: 0;}
.btn_list li a {display: block; width: 100%; transition: all .3s ease; font-size:18px; font-weight:500; color:#000;  cursor: pointer;
padding-bottom: 20px; border-bottom: 2px solid #ddd; word-break: keep-all;}
.btn_list li a:hover {border-color: #9c2024;}
.btn_list li a.active {border-color: #9c2024; }
.line_tit {font-size: 32px; font-weight: 700; color:#000; padding-left: 20px; position: relative; text-align: left; margin: 0 0 35px;}
.line_tit::before {content: ''; display: block; width: 3px; height: 30px; background: #9c2024; position: absolute; left: 0; top:5px; }
.line_tit span {font-size: 75%;}
.bullet_list li {font-size: 18px; font-weight: 300; color:#000; line-height: 30px; word-break: keep-all;  letter-spacing: -.5px;  position: relative; text-align: left;
padding-left:15px; margin:0 0 15px;}
.bullet_list li::before {content: ''; display: block; width: 5px; height: 5px; background: #9c2024; position: absolute; left: 0; top:10px; border-radius: 50%; }
.bullet_list li:last-child {margin-bottom: 0 !important; }
.bullet_list li span {color:#9c2024; font-weight: 600; }
ul.img_wr {display: flex; }
.btn_wr {display: flex  }
.s_btn {width: 195px; height: 50px; max-width: 195px; display: flex; align-items: center; justify-content: space-between; color: #fff; font-size: 14px; padding:0 24px;
font-weight: 300; overflow: hidden; z-index: 1; position: relative;  transition: all .4s ease; background: #333; margin-right: 18px;  flex:1; }
.s_btn::before {content: ""; z-index: -1; position: absolute; background: #000; transition: all .4s; left: 0; top: 0; width: 0; height: 100%;}
.btn_wr .s_btn:nth-child(even) {background: #9c2024; }
.btn_wr .s_btn:last-child {margin-right: 0; }

/*Content CSS*/
.img {border:1px solid #ddd; background: #fff; display: flex; align-items: center; justify-content: center; }
.img img {width: 100%;}
/* YouTube */
.yt_wr {width: 100%; position: relative; height:0; padding-bottom: 56.25%; }
.yt_wr iframe {position: absolute; left: 0; top: 0; width: 100%; height: 100%;}

/* sec1 */
#sec1 .img_wr li {flex:1; margin-right: 35px;}
#sec1 .img_wr li:last-child {margin-right: 0;}
#sec1 .txt {margin-top: 60px; display: flex ;}
#sec1 .txt .line_tit {flex-shrink: 0; margin: 0 100px 0 0; }

/* sec2 */
#sec2 .txt:nth-child(2) {margin-top: 45px; padding-top: 45px; border-top: 1px solid #ddd; }
@media screen and (min-width: 1025px) {
    #sec2 .txt:nth-child(2) ul {display: flex; flex-wrap:wrap; }
    #sec2 .txt:nth-child(2) ul li {width: 50%;}
}
#sec2 .img_wr {margin-top: 50px; flex-wrap:wrap; }
#sec2 .img_wr li {width: calc(50% - 15px); margin-right: 30px; }
#sec2 .img_wr li:nth-child(n+3) {width: calc(33.3% - 20px); margin-top: 30px;}
#sec2 .img_wr li:nth-child(2),
#sec2 .img_wr li:last-child {margin-right: 0; }
#sec2 .img_wr li p {margin-top: 16px; font-weight: 300; color:#000; letter-spacing: -.5px; font-size: 15px; position: relative; width: 100%; text-align: left;
padding-left: 12px;}
#sec2 .img_wr li p::before {content: ''; display: block; width: 4px; height: 4px; border-radius: 50%; background: #9c2024; position: absolute; left: 0; top:5px;}

/* sec3 */
@media screen and (min-width: 1025px) {
    #sec3 .txt ul {display: flex; flex-wrap:wrap; }
    #sec3 .txt ul li {width: 50%;}
}
@media screen and (min-width: 1401px) {
    #sec3 .img_wr li .yt_wr {padding-bottom:387px;}
}
#sec3 .img_wr {margin-top: 50px; flex-wrap:wrap; }
#sec3 .img_wr li {width: calc(50% - 15px); margin-right: 30px; }
#sec3 .img_wr li:last-child {margin-right: 0; }
#sec3 .img_wr li .img {padding: 20px;}
#sec3 .img_wr li .img img {max-width: 100%; width: auto; }
#sec3 .img_wr p {text-align: left; margin-top: 15px;}



@media screen and (max-width: 1400px) {
    /* 공통 */
    .sub_inner {width: 100%;}
    .btn_list li {margin-right: 10px;}

    /* content */
    #sec1 .txt .line_tit {margin: 0 50px 0 0;}
    #sec1 .img_wr li {margin-right: 20px;}

    #sec2 .img_wr li {width: calc(50% - 10px); margin-right: 20px; }
    #sec2 .img_wr li:nth-child(n+3) {width: calc(33.3% - 14px); margin-top: 20px;}

    #sec3 .img_wr li {width: calc(50% - 10px); margin-right: 20px; }

    @media screen and (min-width: 1025px) {
        #sec3 .img_wr li .yt_wr {padding-bottom:63%;}
    }

}


@media screen and (max-width: 1024px) {
    /* 공통 */
    .subpage > section,
    .tab > section {padding:90px 0; }
    .sub_inner { padding: 0 30px; }
    .s_tit h1 {font-size: 32px;}
    .s_tit h2 {font-size:20px; line-height: 30px;}
    .sub_p  {font-size: 16px; line-height: 28px;}
    .sub_p2  {font-size: 14px; line-height: 22px;}
    .btn_list li {max-width: 250px;}
    .btn_list li a {font-size: 14px; padding-bottom: 15px; letter-spacing: -.4px; }
    .line_tit {font-size: 24px; padding-left: 15px; margin: 0 0 25px;}
    .line_tit::before {height: 25px; top:3px;}
    .bullet_list {padding-left: 15px; }
    .bullet_list li {font-size: 16px; line-height: 28px;}

    /* content */
    #sec1 .txt {margin-top: 40px; flex-direction: column;}
    #sec1 .txt .line_tit {margin: 0 0 25px 0;}
    #sec1 .img_wr li {margin-right: 10px;}

    #sec2 .img_wr {margin-top: 40px; }
    #sec2 .img_wr li {width: calc(50% - 5px); margin-right: 10px; }
    #sec2 .img_wr li:nth-child(n+3) {width: calc(33.3% - 7px); margin-top:10px;}

    #sec3 .img_wr {margin-top: 40px; }
    #sec3 .img_wr li {width: calc(50% - 5px); margin-right: 10px; }
    /* @media screen and (min-width: 641px) {
        #sec3 .img_wr li .yt_wr {padding-bottom:63%;}
    } */


}

@media screen and (max-width: 640px) {
    /* 공통*/
    .subpage > section,
    .tab > section {padding:60px 0; }
    .sub_inner {padding: 0 15px; }
    .s_tit {margin-bottom: 40px;}
    .s_tit h1 {font-size: 26px;}
    .s_tit h2 {font-size:16px; margin:10px 0 0; line-height: 26px;}
    .s_tit .dots > i {width: 6px; height: 6px;}
    .s_tit .dots > i:nth-child(2) {margin:0 12px;}
    .sub_p {font-size: 14px; line-height: 24px; }
    .sub_p2  {font-size: 13px; line-height: 20px;}
    .btn_list {flex-wrap:wrap;}
    .btn_list li {margin-right:10px; }
    .btn_list li:last-child {margin-right: 0; }
    .btn_list li:nth-child(n+4) {margin-top: 20px;}
    .btn_list li a { padding:0 10px 15px; font-size: 13px;}
    .line_tit {font-size: 20px;}
    .line_tit::before {height: 20px; top:2px; }
    .line_tit span {display: block; margin:5px 0 0;}
    .bullet_list {padding: 0; }
    .bullet_list li {font-size: 14px; line-height: 24px; padding-left: 12px;}
    .bullet_list li::before {width: 4px; height: 4px; top:8px; }

    /* content */
    #sec1 .img_wr li {margin-right: 5px;}

    #sec2 .txt:nth-child(2) {margin-top: 35px; padding-top: 35px; }
    #sec2 .img_wr {margin-top: 30px; }
    #sec2 .img_wr li {width: 100%;  margin-right: 5px;}
    #sec2 .img_wr li:nth-child(1) {margin-right: 0; }
    #sec2 .img_wr li:nth-child(n+2) {margin-top:5px;}
    #sec2 .img_wr li:nth-child(n+3) {width: calc(33.3% - 3.3px); }
    #sec2 .img_wr li p {font-size: 13px; margin-top: 10px; display: inline-block; width: auto;}

    #sec3 .img_wr {margin-top: 30px; }
    #sec3 .img_wr li {width: 100%;  margin-right: 0;}
    #sec3 .img_wr li:nth-child(n+2) {margin-top:5px;}
}

@media screen and (max-width: 480px) {
    /* 공통*/
    .btn_list {flex-wrap:wrap;}
    .btn_list li {  margin-right:5px;}
    .btn_list li a {font-size: 12px; padding:0 5px 10px; height: 100%; line-height: 18px;}

    /* content */





}