@charset "utf-8";
/* *******************************************************
 * filename : style.css
 * description : 메인 레이아웃 및 컨텐츠 CSS
 * date : 2022-09-17
******************************************************** */

:root {
  --primary-color: #4f7cff;
  --primary-light-color: #6691de;
}

/* text color */
.tc_primary {
  color: var(--primary-color) !important;
}
.tc_primary_light {
  color: var(--primary-light-color) !important;
}

#wrap {
  position: relative;
  min-width: 100%;
  min-height: 100%;
}

#wrap.modal-open {
  position: fixed;
  overflow: hidden;
  width: 100%;
  height: 100%;
}

/* header */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  padding: 0 40px;
  width: 100%;
  height: 100px;
  z-index: 10;
}

#header.active {
  background-color: #202020;
  transition-duration: 0.5s;
  transition-timing-function: ease;
}
#header.active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  display: block;
  width: 100%;
  height: 1px;
  background-color: rgba(0, 0, 0, 0.5);
}
#header.deactive {
  background-color: transparent;
  transition-duration: 0.5s;
  transition-timing-function: ease;
}

#header h1 {
  display: block;
  width: 213px;
  height: 23px;
  font-size: 0;
  text-indent: -999px;
  background: url(../images/logo_designovel_w.png) no-repeat 0 50%;
}

#header nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}

#header .nav_list {
  display: flex;
  flex-wrap: wrap;
  align-self: stretch;
}
#header .nav_list li:nth-child(n + 2) {
  margin-left: 60px;
}
#header .nav_list a {
  position: relative;
  padding: 2px 10px;
  height: 100%;
  font-size: 19px;
  font-weight: 500;
  color: #fff;
}
#header .nav_list a::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 10px;
  width: 0;
  border-bottom: 1px solid #fff;
  transition: 0.5s;
}
#header .nav_list a:hover::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 10px;
  width: calc(100% - 20px);
  border-bottom: 1px solid #fff;
  transition: 0.5s;
}

#header .lang {
  display: flex;
  align-items: center;
  margin-left: 100px;
}
#header .lang a {
  position: relative;
  padding: 2px 4px;
  font-size: 17px;
  font-weight: 300;
  color: #fff;
  opacity: 0.4;
}
#header .lang a:nth-child(n + 2) {
  margin-left: 8px;
}
#header .lang a.on {
  opacity: 1;
}
#header .lang a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 4px;
  width: 0;
  border-bottom: 1px solid #fff;
  transition: 0.5s;
}
#header .lang a:hover::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 4px;
  width: calc(100% - 8px);
  border-bottom: 1px solid #fff;
  transition: 0.5s;
}
#header .lang a.on::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 4px;
  width: calc(100% - 8px);
  border-bottom: 1px solid #fff;
}

.m_btn_menu {
  display: none;
  margin-left: auto;
  width: 36px;
  height: 36px;
  background: url(../images/icon/btn_menu.svg) no-repeat 50% 50%;
  border: none;
}
.m_btn_close {
  position: absolute;
  top: 32px;
  right: 40px;
  display: none;
  width: 36px;
  height: 36px;
  background: url(../images/icon/btn_close.svg) no-repeat 50% 50%;
  border: none;
  z-index: 11;
}

/* container */
#container {
  position: relative;
}

/* common */
.inner {
  margin: 0 auto;
  max-width: 1580px;
}

.titBox {
  position: relative;
  margin-bottom: 80px;
  padding: 0 40px;
}
.titBox .t-tit {
  margin-bottom: 8px;
  font-size: 24px;
  font-weight: 500;
  color: #4f7cff;
}
.titBox h2 {
  font-size: 48px;
  color: #202020;
}
.titBox .con {
  margin-top: 20px;
  font-size: 19px;
  line-height: 1.3;
}

.w100p {
  width: 100%;
}

/* ****************** 01. Designovel AI ********************** */
#DN-AI {
  position: relative;
  padding: 120px 0;
  background-color: #202020;
}

#DN-AI .titBox {
  display: flex;
  padding-top: 60px;
}
#DN-AI .titBox h2 {
  flex: 1 1 40%;
  font-size: 52px;
  color: #fff;
  z-index: 1;
}

#DN-AI .bg_tit {
  position: absolute;
  right: 0;
  top: 0;
  font-size: 120px;
  font-weight: 800;
  color: #202020;
  text-shadow: -1px 0 #555, 0 1px #555, 1px 0 #555, 0 -1px #555;
  opacity: 0.4;
  z-index: 0;
}

#DN-AI .con {
  flex: 1 1 60%;
  position: relative;
  margin-top: 40px;
  padding-left: 80px;
  font-size: 19px;
  line-height: 1.6em;
}
#DN-AI .con::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 0;
  display: block;
  width: 60px;
  height: 2px;
  background-color: #909090;
}
#DN-AI .con p:first-child {
  margin-bottom: 12px;
}

/* ai process */
#DN-AI ol {
  display: flex;
  padding: 0 24px;
}
#DN-AI ol > li {
  position: relative;
  margin: 0 16px;
  padding: 110px 30px 50px 30px;
  width: 25%;
  border-radius: 0 16px 0 16px;
  box-shadow: 1px 1px 16px rgba(0, 0, 0, 0.5);
  transition: box-shadow 0.3s ease-in;
}
#DN-AI ol > li::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid #6691de;
  border-radius: 0 16px 0 16px;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.3s ease-in;
}
#DN-AI ol > li:hover {
  box-shadow: 1px 1px 16px rgba(102, 145, 222, 0.4);
}
#DN-AI ol > li:hover::after {
  opacity: 1;
}

#DN-AI ol > li > .num {
  position: absolute;
  top: 30px;
  right: 30px;
  font-size: 80px;
  font-weight: 900;
  color: #202020;
  text-shadow: -1px 0 var(--primary-color), 0 1px var(--primary-color),
    1px 0 var(--primary-color), 0 -1px var(--primary-color);
  opacity: 0.3;
  z-index: 0;
  transition: all 0.3s ease-in;
}
#DN-AI ol > li:hover > .num {
  color: #6691de;
  text-shadow: none;
  opacity: 0.1;
}

#DN-AI ol > li > i {
  margin-bottom: 20px;
  font-size: 30px;
  text-align: right;
  background: linear-gradient(to right top, #4f7cff, #0cb48d);
  color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
}

#DN-AI ol > li > h3 {
  font-size: 38px;
  color: #fff;
}

#DN-AI ol > li > ul {
  margin-top: 30px;
}
#DN-AI ol > li > ul > li {
  position: relative;
  padding-left: 12px;
  width: 100%;
  font-size: 19px;
  color: #707070;
  transition: all 0.3s ease-in;
}
#DN-AI ol > li > ul > li:nth-child(n + 2) {
  margin-top: 8px;
}
#DN-AI ol > li > ul > li::before {
  content: "";
  position: absolute;
  top: calc(50% - 2px);
  left: 0;
  display: block;
  width: 4px;
  height: 4px;
  background-color: #707070;
  border-radius: 50%;
  transition: all 0.3s ease-in;
}
#DN-AI ol > li:hover > ul > li {
  color: #6691de;
}
#DN-AI ol > li:hover > ul > li::before {
  background-color: #6691de;
}

/* ****************** 02. Service & Technology ********************** */
.borT-b {
  border-top: 1px solid rgba(0, 0, 0, 0.5);
}

#Service-n-Tech {
  position: relative;
  padding: 120px 0;
  background-color: #202020;
}

#Service-n-Tech .titBox {
  z-index: 1;
}
#Service-n-Tech .titBox .t-tit {
  color: var(--primary-light-color);
}
#Service-n-Tech .titBox h2 {
  color: #fff;
}

.s-1 {
  position: absolute;
  top: 80px;
  left: 0;
  width: 100%;
  height: 100vh;
  background: url(../images/bg/bg-pattern-1.png);
  background-size: cover;
  z-index: 0;
}
.s-1::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  width: 100%;
  height: 300px;
  background: linear-gradient(0deg, rgba(32, 32, 32, 0), rgba(32, 32, 32, 1));
  z-index: 1;
}
.s-1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  display: block;
  width: 100%;
  height: 300px;
  background: linear-gradient(180deg, rgba(32, 32, 32, 0), rgba(32, 32, 32, 1));
  z-index: 1;
}

#Service-n-Tech > .inner > .imgBox {
  position: relative;
  padding: 0 40px;
  z-index: 1;
}

/* image size */
#Service-n-Tech > .inner .imgBox .s-p {
  display: block;
}
#Service-n-Tech > .inner .imgBox .s-t {
  display: none;
}
#Service-n-Tech > .inner .imgBox .s-m {
  display: none;
}
.cg-img img {
  margin: 0 auto;
  max-width: 100%;
}
.cg-img img:nth-of-type(2) {
  margin-top: 60px;
}

.service_box {
  position: relative;
  margin-top: 160px;
  padding: 0 40px;
}

.service_box:nth-of-type(3) {
  padding: 0 24px;
}

.service_box .titArea {
  margin-bottom: 60px;
  padding: 0 16px;
  text-align: center;
}
.service_box .titArea h3 {
  margin-bottom: 16px;
  font-size: 52px;
  color: #fff;
}
.service_box .titArea h3 .fw-r {
  font-weight: 300;
}
.service_box .titArea p {
  font-size: 20px;
}

.commerceList {
  display: flex;
}
.commerceList > li {
  display: flex;
  flex-direction: column;
  margin: 0 16px;
  width: 33.33%;
  background-color: #202020;
  border-radius: 0 16px 0 16px;
  overflow: hidden;
  box-shadow: 1px 1px 16px rgb(0 0 0 / 50%);
}
.commerceList li > img {
  width: 100%;
  height: auto;
}

.commerceList li > .con {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 30px;
}
.commerceList li > .con h4 {
  margin-bottom: 3px;
  font-size: 33px;
  color: #fff;
}
.commerceList li > .con h5 {
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 300;
  color: var(--primary-light-color);
}
.commerceList li > .con p {
  margin-bottom: 30px;
  font-size: 16px;
  line-height: 1.6em;
}
.commerceList li > .con button {
  margin-top: auto;
  width: 100%;
  height: 54px;
  font-size: 15px;
  color: var(--primary-light-color);
  background: transparent;
  border: 1px solid var(--primary-light-color);
  border-radius: 0 8px 0 8px;
  transition: all 0.3s;
}
.commerceList li > .con button:hover {
  color: #fff;
  background-color: var(--primary-light-color);
}

.contact {
  display: flex;
  justify-content: center;
  margin-top: 60px;
}
.contact a {
  display: inline-block;
  margin: 0 auto;
  padding: 20px 60px;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  border: 1px solid #fff;
  border-radius: 16px;
  transition: all 0.3s;
}
.contact a:hover {
  color: #202020;
  background-color: #fff;
}
.contact a i {
  margin-left: 8px;
}

/* ****************** 03. History ********************** */
#History {
  position: relative;
  padding: 120px 0;
  background-color: #fff;
}

.history_list {
  position: relative;
  padding: 0 40px;
}
.history_list li {
  position: relative;
  display: flex;
  width: 100%;
}

.history_list li h3 {
  position: absolute;
  top: 0;
  left: 0;
  font-size: 40px;
  font-weight: 400;
  color: #202020;
}

.history_list li dl {
  flex-basis: calc(100% - 700px);
  position: relative;
  margin-left: 200px;
  padding-top: 5px;
  padding-left: 50px;
  padding-bottom: 100px;
  color: #202020;
  font-size: 17px;
}
.history_list li dl + dl {
  flex-basis: 500px;
  flex-shrink: 0;
  margin-left: 0;
}
.history_list li dl::before {
  content: "";
  position: absolute;
  display: block;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  height: 100%;
  background-color: #4f7cff;
  opacity: 0.3;
}
.history_list li dl + dl::before {
  display: none;
}
.history_list li dl:first-of-type::after {
  content: "";
  position: absolute;
  top: 7px;
  left: -6px;
  width: 14px;
  height: 14px;
  background-color: #fff;
  border: solid 1px #006aee;
  border-radius: 14px;
  box-sizing: border-box;
}
.history_list li dl + dl::after {
  display: none;
}

.history_list li dl:nth-of-type(2) {
  color: #4f7cff;
}

.history_list li:first-of-type dl:first-of-type::before {
  top: 7px;
}
.history_list li:first-of-type dl:first-of-type:after {
  background-color: #006aee;
}

.history_list li:last-of-type dl {
  padding-bottom: 0 !important;
}
.history_list li:last-of-type dl:first-of-type::before {
  height: 7px;
}
.history_list li:last-of-type dl + dl::before {
  height: 0;
}

.history_list li dd {
  margin-bottom: 20px;
  line-height: 1.4em;
}
.history_list li dd:last-of-type {
  margin-bottom: 0;
}
.history_list li dl:nth-of-type(2) dd {
  position: relative;
  padding-left: 28px;
}
.history_list li dl:nth-of-type(2) dd i {
  position: absolute;
  top: 2px;
  left: 0;
}

/* ****************** 04. Partner ********************** */
#Partner {
  padding: 120px 0;
  background-color: #fff;
}

.partnerSwiper {
  margin-bottom: 20px;
}

.borT {
  border-top: 1px solid #e8e8e8;
}

/* ****************** 05. News ********************** */
#News {
  padding: 120px 0 90px 0;
  background-color: #4f7cff;
}

#News .titBox {
  margin-bottom: 30px;
}
#News .titBox .t-tit {
  color: #2c4798;
}
#News .titBox h2 {
  color: #fff;
}

#Notice {
  padding: 10px;
}

/* footer */
footer {
  position: relative;
  display: block;
  padding: 40px;
  background-color: #202020;
}

footer > h1 > img {
  width: 160px;
  height: auto;
}

footer > address {
  display: flex;
  margin-top: 20px;
  font-style: normal;
}
footer > address > i {
  padding: 0 2px;
  color: #6691de;
}
footer > address > ul {
  display: flex;
  margin-left: 8px;
}
footer > address > ul li {
  display: flex;
}
footer > address > ul > li:nth-child(n + 2) {
  margin-left: 30px;
}
footer > address > ul .tit {
  flex-shrink: 0;
  margin-right: 8px;
  color: #6691de;
}

footer .info {
  display: flex;
  margin-top: 8px;
  width: 100%;
}
footer .info li {
  display: flex;
  align-items: center;
}
footer .info li:nth-child(n + 2) {
  margin-left: 30px;
}
footer .info li i {
  margin-right: 8px;
}

footer .copyright {
  margin-top: 20px;
  color: #555555;
}

/* button - go to top */
.btn_top {
  position: fixed;
  display: block;
  right: 40px;
  bottom: -60px;
  z-index: 10;
}
.btn_top.active {
  bottom: 40px;
  transition: 0.5s;
}
.btn_top.deactive {
  bottom: -60px;
  transition: 0.5s;
}

.btn_top a {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 50px;
  height: 50px;
  background: #202020;
  border: 1px solid #fff;
  border-radius: 50%;
}
.btn_top a i {
  display: block;
  width: 24px;
  height: 12px;
  background: url(../images/icon/ic_top.svg) no-repeat 50% 50%;
  background-size: 18px;
  transition: ease-in-out 0.3s;
}
.btn_top a:hover i {
  transform: translateY(-3px);
}

#privacyModal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  justify-content: center;
  align-items: center;
  z-index: 10;
}

#privacyContent {
  background: white;
  padding: 15px 10px 5px 10px;
  width: 80%;
  max-width: 600px;
  height: 80vh;
  border-radius: 10px;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: auto;
  box-sizing: border-box;
}

#privacyContentHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

#privacyContentHeader h4 {
  color: black;
  padding: 0 10px 0 20px;
}

#privacyContentHeader img {
  padding: 2px 0 4px 0;
}

iframe {
  width: 100%;
  height: calc(100% - 40px);
  border: none;
  padding: 10px;
}

@media (max-width: 1360px) {
  /* header */
  #header h1 {
    width: 185px;
    background-size: contain;
  }
  #header .nav_list li:nth-child(n + 2) {
    margin-left: 36px;
  }
  #header .lang {
    margin-left: 64px;
  }

  /* 01. Designovel AI */
  #DN-AI .con {
    flex: 1 1 40%;
  }
}

@media (max-width: 1280px) and (min-width: 1024px) {
  #header.en .nav_list li:nth-child(n + 2) {
    margin-left: 16px;
  }
  #header.en .nav_list a {
    font-size: 16px;
  }
  #header.en .lang {
    margin-left: 40px;
  }
  #header.en .lang a {
    font-size: 14px;
  }
}
@media (max-width: 1280px) {
  /* header */
  #header .nav_list li:nth-child(n + 2) {
    margin-left: 24px;
  }
  #header .nav_list a {
    font-size: 18px;
  }
  #header .lang {
    margin-left: 60px;
  }
  #header .lang a {
    font-size: 16px;
  }

  /* 01. Designovel AI */
  #DN-AI .titBox h2 {
    font-size: 46px;
  }
  #DN-AI .con {
    font-size: 17px;
  }
  #DN-AI ol > li {
    padding-top: 86px;
    padding-bottom: 40px;
  }
  #DN-AI ol > li > .num {
    font-size: 70px;
  }
  #DN-AI ol > li > i {
    font-size: 26px;
  }
  #DN-AI ol > li > h3 {
    font-size: 30px;
  }
  #DN-AI ol > li > ul {
    margin-top: 20px;
  }
  #DN-AI ol > li > ul > li {
    font-size: 16px;
  }

  /* 02. Service & Technology */
  .service_box .titArea {
    margin-bottom: 40px;
  }
  .service_box .titArea h3 {
    margin-bottom: 12px;
    font-size: 36px;
  }
  .service_box .titArea p {
    font-size: 16px;
  }
  .contact a {
    padding: 16px 40px;
    font-size: 16px;
    border-radius: 8px;
  }
  .commerceList li > .con h4 {
    font-size: 26px;
  }
  .commerceList li > .con h5 {
    margin-bottom: 10px;
    font-size: 14px;
  }
  .commerceList li > .con p {
    margin-bottom: 20px;
    font-size: 14px;
  }
  .commerceList li > .con button {
    height: 46px;
    font-size: 13px;
  }

  /* 03. History */
  .history_list li dl {
    flex-basis: calc(100% - 32% - 200px);
  }
  .history_list li dl + dl {
    flex-basis: 32%;
  }
  .history_list li dl:nth-of-type(2) dd br {
    display: none;
  }
}

@media (max-width: 1024px) {
  /* common */
  .titBox .con {
    font-size: 17px;
  }

  /* header */
  #header nav {
    position: absolute;
    top: 0;
    right: 0;
    display: none;
    margin-left: 0;
    padding: 30px;
    width: 360px;
    height: 100vh;
    background: #202020;
    z-index: 10;
  }
  header nav::after {
    content: "";
    position: absolute;
    top: 0;
    right: 360px;
    display: block;
    width: calc(100vw - 240px);
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9;
  }
  #header .nav_list {
    flex-direction: column;
    margin-top: 80px;
  }
  #header .nav_list li:nth-child(n + 2) {
    margin-left: 0;
    margin-top: 20px;
  }
  #header .nav_list a {
    font-size: 20px;
  }
  #header .lang {
    position: absolute;
    top: 38px;
    left: 30px;
    margin-left: 6px;
  }
  #header .lang a {
    font-size: 18px;
  }
  #header .lang a:nth-child(n + 2) {
    margin-left: 12px;
  }
  .m_btn_menu {
    display: block;
  }

  /* common */
  .titBox .t-tit {
    font-size: 20px;
  }
  .titBox h2 {
    font-size: 42px;
  }

  /* 01. Designovel AI */
  #DN-AI {
    padding: 80px 0;
  }
  #DN-AI .titBox {
    flex-direction: column;
    margin-bottom: 60px;
  }
  #DN-AI .titBox h2 {
    flex: 1;
  }
  #DN-AI .con {
    align-self: flex-end;
  }
  #DN-AI ol > li {
    padding-top: 70px;
    padding-bottom: 32px;
  }
  #DN-AI ol > li > .num {
    font-size: 50px;
  }
  #DN-AI ol > li > i {
    margin-bottom: 12px;
    font-size: 22px;
  }
  #DN-AI ol > li > h3 {
    font-size: 26px;
  }
  #DN-AI ol > li > ul {
    margin-top: 16px;
  }
  #DN-AI ol > li > ul > li {
    font-size: 14px;
  }

  /* 02. Service & Technology */
  #Service-n-Tech {
    padding: 80px 0;
  }
  .service_box {
    margin-top: 120px;
  }
  .contact {
    margin-top: 40px;
  }

  /* 03. History */
  #History {
    padding: 80px 0;
  }

  /* 04. Partner */
  #Partner {
    padding: 80px 0;
  }

  /* 05. News */
  #News {
    padding: 80px 0;
  }
}

@media (max-width: 834px) {
  /* header */
  #header {
    height: 80px;
  }

  /* common */
  .titBox {
    margin-bottom: 60px;
  }
  .titBox .t-tit {
    margin-bottom: 6px;
    font-size: 18px;
  }
  .titBox h2 {
    font-size: 36px;
  }
  .titBox .con {
    font-size: 17px;
  }

  /* 01. Designovel AI */
  #DN-AI .titBox h2 {
    font-size: 42px;
  }
  #DN-AI .con {
    font-size: 16px;
  }
  #DN-AI ol {
    flex-wrap: wrap;
  }
  #DN-AI ol > li {
    width: calc(50% - 32px);
  }
  #DN-AI ol > li:nth-of-type(n + 3) {
    margin-top: 16px;
  }

  /* 02. Service & Technology */
  .service_box {
    margin-top: 100px;
  }
  .service_box .titArea h3 {
    font-size: 30px;
  }
  .contact a {
    font-size: 14px;
  }
  .commerceList li > .con h4 {
    font-size: 20px;
  }
  .commerceList li > .con h5 {
    font-size: 12px;
  }
  .commerceList li > .con p {
    font-size: 13px;
    line-height: 1.4em;
  }
  .commerceList li > .con button {
    height: 36px;
    font-size: 11px;
  }

  /* image size */
  #Service-n-Tech > .inner .imgBox .s-p {
    display: none;
  }
  #Service-n-Tech > .inner .imgBox .s-t {
    display: block;
  }
  #Service-n-Tech > .inner .imgBox .s-m {
    display: none;
  }

  /* 03. History */
  .history_list li {
    display: block;
  }
  .history_list li h3 {
    font-size: 32px;
  }
  .history_list li dl {
    margin-left: 120px;
    padding-left: 40px;
    padding-bottom: 20px;
    font-size: 16px;
  }
  .history_list li dl + dl {
    margin-left: 120px;
  }
  .history_list li dl + dl::before {
    display: block;
  }
  .history_list li dl + dl::after {
    display: block;
  }
  .history_list li dl:last-child {
    padding-bottom: 60px;
  }
  .history_list li:last-of-type dl:first-of-type dd:last-of-type {
    margin-bottom: 20px;
  }

  /* footer */
  footer > address > ul {
    display: block;
  }
  footer > address > ul > li:nth-child(n + 2) {
    margin-left: 0;
    margin-top: 8px;
  }
  footer .info {
    display: block;
  }
  footer .info li {
    width: 100%;
  }
  footer .info li:nth-child(n + 2) {
    margin-left: 0;
    margin-top: 8px;
  }
  footer .copyright {
    font-size: 14px;
  }

  /* button - go to top */
  .btn_top.active {
    transform: scale(0.8);
    transform-origin: right bottom;
  }
}

@media (max-width: 768px) {
  /* common */
  .titBox {
    margin-bottom: 40px;
  }
  .titBox .t-tit {
    font-size: 16px;
  }
  .titBox h2 {
    font-size: 32px;
  }

  /* 01. Designovel AI */
  #DN-AI {
    padding: 60px 0;
  }

  /* 02. Service & Technology */
  .service_box {
    margin-top: 80px;
  }
  #Service-n-Tech {
    padding: 60px 0;
  }
  .service_box .titArea h3 {
    font-size: 26px;
  }
  .commerceList {
    flex-direction: column;
  }
  .commerceList > li {
    flex-direction: row;
    width: auto;
  }
  .commerceList > li:nth-of-type(n + 2) {
    margin-top: 16px;
  }
  .commerceList li > img {
    width: 36%;
    object-fit: cover;
  }

  /* 03. History */
  #History {
    padding: 60px 0;
  }
  .history_list li h3 {
    font-size: 22px;
  }
  .history_list li dl {
    margin-left: 80px;
    padding-left: 24px;
    font-size: 14px;
  }
  .history_list li dl + dl {
    margin-left: 80px;
  }
  .history_list li dl:last-child {
    padding-bottom: 40px;
  }
  .history_list li dd {
    margin-bottom: 16px;
  }
  .history_list li:last-of-type dl:first-of-type dd:last-of-type {
    margin-bottom: 16px;
  }

  /* 04. Partner */
  #Partner {
    padding: 60px 0;
  }

  /* 05. News */
  #News {
    padding: 60px 0 30px 0;
  }
  #News .titBox {
    margin-bottom: 10px;
  }
}

@media (max-width: 640px) {
  /* common */
  .titBox .t-tit {
    margin-bottom: 2px;
    font-size: 14px;
  }
  .titBox h2 {
    font-size: 28px;
  }
  .titBox .con {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.4;
  }
  .titBox .con br {
    display: none;
  }

  /* header */
  #header {
    padding: 0 24px;
    height: 68px;
  }
  #header h1 {
    width: 164px;
  }
  #header nav {
    padding: 30px;
    width: 100%;
  }
  #header nav::after {
    display: none;
  }
  .m_btn_close {
    top: 17px;
    right: 24px;
  }

  /* 01. Designovel AI */
  #DN-AI .bg_tit {
    font-size: 70px;
  }
  #DN-AI .titBox h2 {
    font-size: 32px;
  }
  #DN-AI .con {
    margin-top: 30px;
    font-size: 14px;
  }

  /* 02. Service & Technology */
  .service_box .titArea h3 {
    font-size: 24px;
  }
  .service_box .titArea p {
    font-size: 14px;
  }
  .contact a {
    padding: 14px 24px;
    font-size: 13px;
  }

  /* footer */
  footer {
    padding: 30px 24px;
  }
  footer > h1 > img {
    width: 148px;
  }
  footer address,
  footer .info {
    font-size: 14px;
  }
  footer .copyright {
    margin-top: 12px;
    font-size: 13px;
  }

  /* button - go to top */
  .btn_top {
    right: 24px;
  }
  .btn_top.active {
    bottom: 24px;
  }
}

@media (max-width: 480px) {
  /* common */
  .titBox h2 {
    font-size: 24px;
  }

  /* header */
  #header {
    padding: 0 16px;
    height: 58px;
  }
  #header h1 {
    width: 138px;
  }
  #header nav {
    padding: 24px;
  }
  #header .lang {
    left: 24px;
  }
  .m_btn_menu {
    transform: scale(0.8);
    transform-origin: right center;
  }
  .m_btn_close {
    top: 11px;
    right: 16px;
    transform: scale(0.8);
    transform-origin: right center;
  }

  /* 01. Designovel AI */
  #DN-AI .titBox {
    margin-bottom: 40px;
  }
  #DN-AI .titBox h2 {
    font-size: 24px;
  }
  #DN-AI .con {
    margin-top: 24px;
    padding-left: 0;
  }
  #DN-AI .con::before {
    display: none;
  }
  #DN-AI ol > li {
    padding-top: 60px;
    width: calc(100% - 32px);
  }
  #DN-AI ol > li:nth-of-type(n + 2) {
    margin-top: 16px;
  }

  /* 02. Service & Technology */
  .service_box .titArea {
    margin-bottom: 30px;
  }
  .commerceList > li {
    flex-direction: column;
  }
  .commerceList li > img {
    width: 100%;
    height: 160px;
  }

  /* image size */
  #Service-n-Tech > .inner .imgBox .s-p {
    display: none;
  }
  #Service-n-Tech > .inner .imgBox .s-t {
    display: none;
  }
  #Service-n-Tech > .inner .imgBox .s-m {
    display: block;
  }
  .cg-img img:nth-of-type(2) {
    margin-top: 30px;
  }

  /* 03. History */
  .history_list li h3 {
    font-size: 16px;
  }
  .history_list li dl {
    margin-left: 60px;
    padding-top: 2px;
    font-size: 13px;
  }
  .history_list li dl + dl {
    margin-left: 60px;
  }
  .history_list li dl:first-of-type::after {
    top: 3px;
  }
}

@media (max-width: 375px) {
  /* common */
  .titBox {
    margin-bottom: 24px;
    padding: 0 24px;
  }

  /* 01. Designovel AI */
  #DN-AI ol {
    padding: 0 8px;
  }

  /* 02. Service & Technology */
  #Service-n-Tech > .inner > .imgBox {
    padding: 0 24px;
  }
  .service_box {
    padding: 0 24px;
  }
  .service_box:nth-of-type(3) {
    padding: 0 8px;
  }
  .service_box .titArea h3 {
    margin-bottom: 8px;
    font-size: 18px;
  }
  .service_box .titArea p {
    font-size: 13px;
  }

  /* 03. History */
  .history_list {
    padding: 0 24px;
  }
  .history_list li h3 {
    left: 32px;
    font-weight: 700;
  }
  .history_list li dl {
    margin-left: 8px;
  }
  .history_list li dl:first-of-type {
    padding-top: 30px;
  }
  .history_list li dl + dl {
    margin-left: 8px;
  }

  /* 05. News */
  #News {
    padding: 60px 0;
  }
  #News .titBox {
    margin-bottom: 24px;
  }
}