@import url("https://fonts.googleapis.com/css2?family=Anton&family=Special+Gothic:wght@400..700&display=swap");
html {
  font-size: 62.5%;
}

* {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  font-size: 1.6rem;
}
body ul,
body dl,
body li {
  list-style: none;
}
body a {
  text-decoration: none;
  color: inherit;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  color: #fff;
  padding: 50px 3%;
  text-transform: uppercase;
  z-index: 10;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  font-family: "Special Gothic";
}
header h1 {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  width: 0;
  z-index: 2;
  font-family: "Anton";
}
header h1.active {
  color: #000;
}
header #gnb {
  width: 100%;
}
header #gnb ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
header #gnbBar {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 30px;
  height: 16px;
  opacity: 0;
  visibility: hidden;
  position: relative;
  display: none;
}
header #gnbBar li {
  width: 100%;
  height: 2px;
  background: #fff;
  position: absolute;
  border-radius: 1px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
header #gnbBar li:nth-child(2) {
  top: 50%;
}
header #gnbBar li:last-child {
  top: 100%;
}
header #gnbBar.active li {
  background: #000;
}
header #gnbBar.active li:first-child {
  -webkit-transform: rotate(-45deg);
          transform: rotate(-45deg);
}
header #gnbBar.active li:nth-child(2) {
  opacity: 0;
}
header #gnbBar.active li:last-child {
  top: 0%;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
}
header.active {
  top: -300px;
}

main {
  overflow-x: hidden;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
main section {
  min-height: 100vh;
  position: relative;
  text-transform: uppercase;
}
main section img {
  cursor: pointer;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  position: relative;
  display: block;
}
main section img:hover {
  -webkit-filter: brightness(70%);
          filter: brightness(70%);
}
main #mainSection {
  background: #00f;
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding-bottom: 240px;
}
main #mainSection div {
  z-index: 1;
}
main #mainSection div img {
  display: block;
  cursor: auto;
}
main #mainSection div img:hover {
  -webkit-filter: none;
          filter: none;
}
main #mainSection h2 {
  font-size: 12.3vw;
  position: absolute;
  left: 3%;
  bottom: 50px;
  font-family: "Anton";
}
main #aboutSection {
  padding: 80px 3%;
  background: #000;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
}
main #aboutSection h2 {
  display: none;
}
main #aboutSection #aboutTop {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
}
main #aboutSection #aboutTop div {
  border-radius: 20px;
  overflow: hidden;
}
main #aboutSection #aboutTop div img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  min-height: 460px;
}
main #aboutSection #aboutBottom {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 16px;
  color: #fff;
  text-transform: uppercase;
}
main #aboutSection #aboutBottom div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 20px;
  font-family: "Special Gothic";
}
main #aboutSection #aboutBottom div img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 20px;
}
main #projectSection {
  background: #fff;
}
main #projectSection h2 {
  display: none;
}
main #projectSection .projectVer01 {
  width: 100%;
}
main #projectSection .projectVer01 img {
  width: 100%;
  min-height: 500px;
  -o-object-fit: cover;
     object-fit: cover;
  display: block;
}
main #projectSection #projectVer02 {
  padding: 80px 3%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 150px;
}
main #projectSection #projectVer02 > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  gap: 60px;
  position: relative;
}
main #projectSection #projectVer02 > div .projectLeft {
  text-transform: uppercase;
  width: 100%;
  max-width: 452px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 12px;
}
main #projectSection #projectVer02 > div .projectLeft > div:first-child {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 21px;
}
main #projectSection #projectVer02 > div .projectLeft > div:first-child p {
  font-size: 3rem;
  font-weight: bold;
}
main #projectSection #projectVer02 > div .projectLeft > div:first-child p br {
  display: none;
}
main #projectSection #projectVer02 > div .projectLeft > div:first-child span {
  font-size: 2.4rem;
  font-weight: lighter;
  text-transform: capitalize;
}
main #projectSection #projectVer02 > div .projectLeft > div:last-child {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 12px;
}
main #projectSection #projectVer02 > div .projectLeft > div:last-child div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 14px;
}
main #projectSection #projectVer02 > div .projectLeft > div:last-child div i {
  font-size: 2rem;
}
main #projectSection #projectVer02 > div .projectLeft > div:last-child div span {
  font-size: 2.4rem;
}
main #projectSection #projectVer02 > div .projectLeft .button {
  background: #f1f2f7;
  border-radius: 60px;
  text-transform: uppercase;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  cursor: pointer;
  font-family: "Special Gothic";
  padding: 30px 54px;
}
main #projectSection #projectVer02 > div .projectLeft .button:hover {
  background: #333;
  color: #fff;
}
main #projectSection #projectVer02 > div .projectRight {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  max-width: 1248px;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
}
main #projectSection #projectVer02 > div .projectRight div {
  border-radius: 30px;
  overflow: hidden;
}
main #projectSection #projectVer02 > div .projectRight div img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  max-height: 640px;
  display: block;
}
main #contactSection {
  background: #00f;
  color: #fff;
  text-transform: uppercase;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  overflow: hidden;
  padding: 0px 3%;
}
main #contactSection footer {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  font-family: "Special Gothic";
}
main #contactSection footer nav {
  margin-right: 300px;
}
main #contactSection footer address {
  font-style: normal;
}
main #contactSection footer h2 {
  width: 100%;
  font-size: 9.375vw;
  font-family: "Anton";
}
main #contactSection footer dl {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 16px;
  font-size: 2.4rem;
}
main #contactSection footer dl dt {
  margin-bottom: 40px;
}

#topBtn {
  position: fixed;
  right: 3%;
  bottom: -20%;
  width: 42px;
  height: 42px;
  background-color: #fff;
  color: #000;
  border-radius: 50%;
  cursor: pointer;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  mix-blend-mode: difference;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  z-index: 9;
}
#topBtn.active {
  bottom: 6%;
}

@media screen and (max-width: 768px) {
  header {
    padding: 30px 3%;
  }
  header h1 {
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    width: auto;
    opacity: 1;
    visibility: visible;
    cursor: pointer;
    pointer-events: fill;
  }
  header #gnb {
    opacity: 0;
    visibility: hidden;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    left: 0;
    top: 0;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #fff;
    color: #000;
    padding: 250px 3%;
  }
  header #gnb ul {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 40px;
    height: 100%;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  header #gnb ul li {
    font-size: 2rem;
    font-weight: bold;
  }
  header #gnb.active {
    opacity: 1;
    visibility: visible;
  }
  header #gnbBar {
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    opacity: 1;
    visibility: visible;
    cursor: pointer;
    z-index: 2;
    display: block;
  }
  main section img:hover {
    -webkit-filter: none;
            filter: none;
  }
  main #aboutSection {
    padding: 80px 3%;
  }
  main #aboutSection #aboutBottom {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  main #aboutSection #aboutBottom div {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  main #aboutSection #aboutBottom div img {
    max-height: 195px;
  }
  main #aboutSection #aboutBottom div p {
    text-align: center;
  }
  main #projectSection #projectVer02 {
    padding: 80px 3%;
    gap: 80px;
  }
  main #projectSection #projectVer02 > div {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 40px;
  }
  main #projectSection #projectVer02 > div .projectLeft {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    max-width: 100%;
    height: 100%;
    gap: 20px;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:first-child {
    padding: 30px 30px;
    gap: 14px;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:first-child p {
    font-size: 2.8rem;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:first-child p br {
    display: block;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:first-child span {
    font-size: 1.6rem;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:last-child {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:last-child div {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 14px;
    cursor: pointer;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:last-child div i {
    font-size: 2rem;
  }
  main #projectSection #projectVer02 > div .projectLeft > div:last-child div span {
    display: none;
  }
  main #projectSection #projectVer02 > div .projectLeft .button {
    width: 100%;
    height: 100%;
    padding: 0px 30px;
    border-radius: 30px;
  }
  main #projectSection #projectVer02 > div .projectLeft .button:hover {
    background: #f1f2f7;
    color: #000;
  }
  main #projectSection #projectVer02 > div .projectRight {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 40px;
  }
  main #projectSection #projectVer02 > div .projectRight div {
    border-radius: 20px;
    overflow: hidden;
  }
  main #projectSection #projectVer02 > div .projectRight div img {
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
       object-fit: cover;
    max-height: 640px;
    display: block;
  }
  main #contactSection footer {
    gap: 40px;
  }
  main #contactSection footer dl {
    font-size: 2rem;
  }
  main #contactSection footer dl dt {
    margin-bottom: 20px;
  }
}