header {position: absolute; top: 110px; left: 0; width: 100%;}
header .logo {width: 326px; height: auto;}
header .logo img {width: 100%; height: auto;}

/* visual */
.visual {width: 100%; height: auto; padding-top: 272px; padding-bottom: 200px; border-bottom: 10px solid var(--black);}
.visual .txt-box {width: 100%; height: auto; text-align: right;}
.visual .txt-box .tit {padding-bottom: 12px; font-size: 350px; font-weight: 600; line-height: 1.19; color: var(--black); border-bottom: 1px solid var(--black);}
.visual .kv-item {width: 100%; height: auto;}
.visual .kv-item ul {display: flex; flex-flow: column; gap: 122px;}
.visual .kv-item ul li {display: flex; justify-content: flex-start; width: 100%;}
.visual .kv-item ul li:nth-child(even) {justify-content: flex-end;}
.visual .kv-item ul li .child-box {position: relative; display: flex; align-items: center; gap: 24px; width: calc(100% - 153px); height: 380px; padding: 0 23px 0 13px; background: var(--wt);}
.visual .kv-item ul li .child-box:before {position: absolute; top: 0; right: 0; content: ''; display: block; width: 8px; height: 100%; background: var(--black);}
.visual .kv-item ul li .child-box:after {position: absolute; top: 50%; right: -145px; transform: translateY(-50%); content: '바로가기'; font-size: 38px; font-weight: 500; letter-spacing: -1.14px; color: var(--wt); display: flex; align-items: center; justify-content: flex-end; padding-right: 13px; width: 290px; height: 290px; background: var(--black); border-radius: 100%; z-index: -1;}
.visual .kv-item ul li:nth-child(even) .child-box {flex-flow: row-reverse; padding: 0 13px 0 23px; background: var(--gray_e);}
.visual .kv-item ul li:nth-child(even) .child-box:before {right: auto; left: 0;}
.visual .kv-item ul li:nth-child(even) .child-box:after {right: auto; left: -145px; padding-right: 0; padding-left: 13px; justify-content: flex-start;}
.visual .kv-item ul li .child-box .txt {white-space: nowrap; font-size: 50px; font-weight: 800; letter-spacing: -1.5px; color: var(--black);}
.visual .kv-item ul li .child-box .border {width: 100%; height: 1px; background: var(--black);}

/* sec */
.sec {padding: 150px 0 460px; background: var(--gray_e);}

/* tit-box */
.tit-box {margin-bottom: 150px; text-align: center;}
.tit-box .tit {margin-bottom: 80px; font-size: 70px; font-weight: bold; letter-spacing: -2.1px; color: var(--black);}
.tit-box .sub {font-size: 35px; font-weight: 500; line-height: 1.43; letter-spacing: -1.05px; color: var(--black);}
.tit-box .sub b {display: block; margin-top: 25px; font-size: 40px; font-weight: 600; line-height: 1.25; letter-spacing: -1.2px; color: var(--black);}

/* img-list */
.img-list {display: flex; align-items: center; width: 100%; padding-bottom: 125px; margin-bottom: 150px;}
.img-list img {position: relative; width: 50%; height: auto;}
.img-list img:nth-child(even) {top: 125px;}

/* slide-area */
.slide-area {width: 100%; height: 539px;}
.slide-area .swiper-wrapper {align-items: center;}
.slide-area .swiper-wrapper .swiper-slide {width: auto; height: 400px;}
.slide-area .swiper-wrapper .swiper-slide img {width: 100%; height: 100%; object-fit: scale-down; transition: all .3s;}
.slide-area .swiper-wrapper .swiper-slide.swiper-slide-active {z-index: 1;}
.slide-area .swiper-wrapper .swiper-slide.swiper-slide-active img {transform: scale(1.895)}
.slide-area .swiper-wrapper .swiper-slide.swiper-slide-active iframe {transform: scale(1.895)}

/* swiper-arrow */
.swiper-arrow {display: flex; align-items: center; justify-content: space-between; width: 960px; height: 115px; margin: 81px auto 0; padding: 0 75px; background: var(--black); border-radius: 58px; box-sizing: border-box;}
.swiper-arrow button {padding-bottom: 15px; box-sizing: border-box;}
.swiper-arrow .swiper-pagination1 {position: initial; padding-top: 15px; box-sizing: border-box;}
.swiper-arrow .swiper-pagination1 div {font-size: 38px; font-weight: 500; letter-spacing: -1.14px; color: var(--wt);}
/* .swiper-arrow .swiper-pagination1 .swiper-pagination-bullet {width: auto; height: auto; background: transparent !important; border-radius: initial; opacity: 1;} */

/* footer */
footer {padding: 62px 0 140px; background: rgba(0, 0, 0, 0.8);}
footer ul {display: flex; align-items: flex-end; justify-content: center;}
footer ul li {padding-right: 192px;}
footer ul li .tit {margin-bottom: 30px; font-size: 18px; font-weight: 600; line-height: 1.61; color: var(--wt);}
footer ul li .tit img {width: 326px; height: auto;}
footer ul li .address {margin-bottom: 50px; font-size: 16px; font-weight: 400; line-height: 1.56; letter-spacing: -0.48px; color: var(--wt);}
footer ul li .link-box {display: flex; align-items: center; gap: 14px;}
footer ul li .link-box a {font-size: 16px; font-weight: 400; line-height: 1.56; color: var(--wt);}
footer ul li dl {display: flex; align-items: center; margin-bottom: 10px; font-size: 16px; font-weight: 400; line-height: 1.56; color: var(--wt);}
footer ul li dl:last-of-type {margin-bottom: 0;}
footer ul li dl dt {min-width: 49px; width: auto; margin-right: 15px;}
footer ul li dl dd {}
footer ul li .copyright {margin-top: 42px; font-size: 15px; font-weight: 400; line-height: 1.67; color: var(--wt);}

/* top-btn */
.top-btn {position: fixed; top: 50%; right: 160px; z-index: 5;}
.top-btn a {display: block; width: 80px; height: auto; border-radius: 100%;}
.top-btn a img {width: 100%; height: auto;}