.ch {
  position: relative;
}
.ch-img {
  position: absolute;
  width: 100%;
  height: 350px;
  background-color: #000;
  z-index: -1;
}
.ch-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}
.ch-wrap {
  position: relative;
  width: 100%;
  height: 350px;
  max-width: 1100px;
  margin: 0 auto;
}
.ch-board {
  position: relative;
  top: 25%;
  left: 0;
  width: 350px;
  background-color: #fff;
  text-align: center;
  padding: 40px 0 45px 0;
}
@media screen and (max-width: 600px) {
  .ch-board {
    left: calc((100% - 300px) / 2);
    width: 280px;
  }
}
.ch-board::after {
  content: "";
  position: absolute;
  top: 20px;
  left: 20px;
  width: 100%;
  height: 100%;
  background-color: #1bb3e0;
  z-index: -1;
}
.ch-tit {
  display: inline-block;
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  background-image: linear-gradient(to left, #1bb3e0 5px, transparent 5px);
  background-size: 10px 3px;
  background-repeat: repeat-x;
  background-position: bottom;
  padding-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .ch-tit {
    font-size: 20px;
  }
}
.ch-tit p {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 18px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .ch-tit p {
    font-size: 16px;
    margin-bottom: 5px;
  }
}
.ch-img img {
  object-position: 50% 25%;
}
@media screen and (max-width: 600px) {
  .ch-img img {
    object-position: 15% 15%;
  }
}

.reason {
  max-width: 1100px;
  margin: 0 auto;
  padding: 85px 0;
}
@media screen and (max-width: 600px) {
  .reason {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .reason {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .reason {
    padding: 60px 0 40px;
  }
}
.reason-tit {
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .reason-tit {
    font-size: 18px;
  }
}
.reason-tit p {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 16px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .reason-tit p {
    font-size: 14px;
    margin-bottom: 0;
  }
}
.reason-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 30px;
  margin-top: 30px;
}
@media screen and (max-width: 600px) {
  .reason-grid {
    grid-template-columns: 1fr;
  }
}
.reason-cell h3 {
  position: relative;
  color: #1bb3e0;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  margin: 20px 0 25px 0;
}
@media screen and (max-width: 600px) {
  .reason-cell h3 {
    font-size: 16px;
    margin: 15px 0;
  }
}
.reason-cell h3::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  left: 50%;
  transform: translateX(-50%);
  bottom: -15px;
}
@media screen and (max-width: 600px) {
  .reason-cell h3::after {
    bottom: -11px;
  }
}
.reason-img {
  width: 100%;
  aspect-ratio: 5/3;
}
.reason-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.achieve {
  background-color: #f8f8f8;
  max-width: 1100px;
  margin: 0 auto;
  padding: 70px;
}
@media screen and (max-width: 600px) {
  .achieve {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .achieve {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .achieve {
    padding: 30px;
  }
}
.achieve-tit {
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  text-align: center;
  margin-bottom: 30px;
}
@media screen and (max-width: 600px) {
  .achieve-tit {
    font-size: 18px;
  }
}
.achieve-tit p {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 16px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .achieve-tit p {
    font-size: 14px;
    margin-bottom: 0;
  }
}
@media screen and (max-width: 600px) {
  .achieve-tit {
    margin-bottom: 20px;
  }
}
.achieve-grid {
  position: relative;
  display: grid;
  grid-template-columns: 300px 1fr 1fr 1fr;
  padding: 50px 0;
}
@media screen and (max-width: 600px) {
  .achieve-grid {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 20px 0;
  }
}
.achieve-grid:last-child {
  padding: 50px 0 0;
}
@media screen and (max-width: 600px) {
  .achieve-grid:last-child {
    padding: 20px 0 0;
  }
}
.achieve-grid::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  top: 0;
}
.achieve-label {
  color: #1bb3e0;
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 10px;
}
.achieve-list {
  line-height: 34px;
  letter-spacing: 1px;
}

.seminar {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px;
}
@media screen and (max-width: 600px) {
  .seminar {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .seminar {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .seminar {
    padding: 70px 0 0;
  }
}
.seminar-tit {
  position: relative;
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  text-align: center;
  padding-bottom: 50px;
}
@media screen and (max-width: 600px) {
  .seminar-tit {
    font-size: 18px;
  }
}
.seminar-tit p {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 16px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .seminar-tit p {
    font-size: 14px;
    margin-bottom: 0;
  }
}
.seminar-tit::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  left: 50%;
  transform: translateX(-50%);
  bottom: 20px;
}
.seminar-txt {
  text-align: center;
  margin-bottom: 30px;
}
.seminar-wrap {
  background-image: radial-gradient(#cef3ff 30%, transparent 30%),
    radial-gradient(#cef3ff 30%, transparent 30%);
  background-position: 0 0, 3px 3px;
  background-size: 6px 6px;
  padding: 50px 60px;
}
@media screen and (max-width: 600px) {
  .seminar-wrap {
    padding: 40px 20px;
    margin: 0 -20px;
  }
}
.seminar-headline {
  color: #1bb3e0;
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 1px;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .seminar-headline {
    font-size: 20px;
  }
}
.seminar-headline p {
  font-size: 18px;
}
@media screen and (max-width: 600px) {
  .seminar-headline p {
    font-size: 15px;
  }
}
.seminar-profile {
  display: flex;
  max-width: 600px;
  background-color: #fff;
  align-items: center;
  box-shadow: 0 2px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 20px;
  margin: 30px auto 0;
}
@media screen and (max-width: 600px) {
  .seminar-profile {
    padding: 10px;
    margin-top: 20px;
  }
}
.seminar-img_profile {
  width: 100%;
  max-width: 160px;
  height: 200px;
}
@media screen and (max-width: 600px) {
  .seminar-img_profile {
    width: 100%;
    max-width: 140px;
    height: 190px;
  }
}
.seminar-img_profile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 10%;
}
.seminar-wrap_profile {
  width: 100%;
  margin-left: 30px;
}
@media screen and (max-width: 600px) {
  .seminar-wrap_profile {
    margin-left: 15px;
  }
}
.seminar-wrap_profile h4 {
  font-size: 16px;
  font-weight: bold;
  line-height: 20px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .seminar-wrap_profile h4 {
    font-size: 14px;
    line-height: 20px;
  }
}
.seminar-wrap_profile h4 p {
  font-size: 10px;
}
@media screen and (max-width: 600px) {
  .seminar-wrap_profile h4 p {
    font-size: 10px;
  }
}
.seminar-wrap_profile p {
  font-size: 12px;
  line-height: 24px;
}
@media screen and (max-width: 600px) {
  .seminar-wrap_profile p {
    font-size: 10px;
    line-height: 17px;
  }
}
.seminar-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 20px auto 0;
}
@media screen and (max-width: 600px) {
  .seminar-grid {
    grid-template-columns: 1fr;
  }
}
.seminar-program {
  background-color: #fff;
  box-shadow: 0 2px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 30px;
}
@media screen and (max-width: 600px) {
  .seminar-program {
    padding: 20px 20px 25px;
  }
}
.seminar-program h3 {
  color: #1bb3e0;
  font-weight: bold;
  text-align: center;
}
.seminar-item:not(:last-child) {
  background-image: linear-gradient(to right, #000 1px, transparent 1px);
  background-size: 5px 1px;
  background-repeat: repeat-x;
  background-position: bottom;
  padding: 10px 0;
}
.seminar-item {
  font-size: 12px;
  font-weight: bold;
  line-height: 2;
  padding: 10px 0;
}
.seminar-item p {
  font-weight: 400;
}
.seminar-item_bubble {
  position: relative;
  background-color: #f2f2f2;
  font-size: 12px;
  font-weight: bold;
  line-height: 1.8;
  border-radius: 10px;
  padding: 10px 15px;
  margin: 10px 0 20px;
}
.seminar-item_bubble:last-child {
  margin: 10px 0 0;
}
.seminar-item_bubble::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  transform: translateX(-50%);
  border-top: 10px solid #f2f2f2;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
}
.seminar-article {
  text-align: center;
  margin-top: 30px;
}
.seminar-article h3 {
  color: #1bb3e0;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .seminar-article h3 {
    font-size: 16px;
  }
}

.voice {
  background-color: #1bb3e0;
  padding: 70px 0 80px;
}
@media screen and (max-width: 600px) {
  .voice {
    padding: 40px 0;
  }
}
.voice-wrap {
  max-width: 1100px;
  margin: 0 auto;
}
@media screen and (max-width: 600px) {
  .voice-wrap {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .voice-wrap {
    margin: 0 20px;
  }
}
.voice-tit {
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  color: #fff;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .voice-tit {
    font-size: 18px;
  }
}
.voice-tit p {
  color: #fff;
  font-family: "Jost", sans-serif;
  font-size: 16px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .voice-tit p {
    font-size: 14px;
    margin-bottom: 0;
  }
}
.voice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin: 40px 70px 0;
}
@media screen and (max-width: 600px) {
  .voice-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 30px 0 0;
  }
}
.voice-cell {
  background-color: #fff;
  padding: 30px 25px 25px;
}
.voice-flex {
  text-align: center;
}
.voice-img {
  width: 100%;
  max-width: 160px;
  height: 160px;
  background-color: #cef3ff;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto;
}
.voice-img img {
  width: 100%;
  min-width: 160px;
  height: auto;
  margin-top: 15px;
}
.voice-profile {
  width: 100%;
  font-size: 12px;
  line-height: 22px;
  margin-top: 20px;
}
@media screen and (max-width: 600px) {
  .voice-profile {
    margin: 20px 0 0 0;
  }
}
.voice-profile h4 {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 5px;
}
.voice-profile span {
  font-size: 12px;
}
.voice-txt {
  margin-top: 15px;
}
@media screen and (max-width: 600px) {
  .voice-txt {
    margin-top: 20px;
  }
}
.voice-txt h3 {
  position: relative;
  color: #1bb3e0;
  font-size: 15px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 15px;
}
@media screen and (max-width: 600px) {
  .voice-txt h3 {
    font-size: 14px;
  }
}
.voice-txt h3::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  bottom: -5px;
}

.movie {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
  padding: 80px 0;
}
@media screen and (max-width: 600px) {
  .movie {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .movie {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .movie {
    padding: 60px 0 30px;
  }
}
.movie-tit {
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  padding-bottom: 40px;
}
@media screen and (max-width: 600px) {
  .movie-tit {
    font-size: 18px;
  }
}
.movie-tit p {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 16px;
  margin-bottom: 10px;
}
@media screen and (max-width: 600px) {
  .movie-tit p {
    font-size: 14px;
    margin-bottom: 0;
  }
}
@media screen and (max-width: 600px) {
  .movie-tit {
    padding-bottom: 20px;
  }
}
.movie iframe {
  width: 100%;
  max-width: 840px;
  aspect-ratio: 9/5;
}

.document {
  text-align: center;
  max-width: 1100px;
  margin: 40px auto 120px auto;
}
.document-line {
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
}
.document-line span {
  position: relative;
  display: block;
  width: 300px;
}
@media screen and (max-width: 600px) {
  .document-line span {
    width: 280px;
  }
}
.document-line span::before,
.document-line span::after {
  content: "";
  position: absolute;
  bottom: 4px;
}
.document-line .left::before {
  left: -10px;
  width: 20px;
  height: 10px;
  background-image: linear-gradient(to right, #1bb3e0 5px, transparent 5px);
  background-size: 10px 3px;
  background-repeat: repeat-x;
  transform: rotate(45deg);
}
.document-line .left::after {
  left: 15px;
  height: 30px;
  border-left: 3px solid #fa1b1b;
  transform: rotate(-30deg);
}
.document-line .right::before {
  right: 5px;
  height: 15px;
  border-left: 3px solid #fa1b1b;
  transform: rotate(50deg);
}
.document-line .right::after {
  right: -1px;
  width: 30px;
  height: 22px;
  background-image: linear-gradient(to right, #1bb3e0 5px, transparent 5px);
  background-size: 10px 3px;
  background-repeat: repeat-x;
  transform: rotate(-58deg);
}
.document-tit {
  position: relative;
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 15px;
}
@media screen and (max-width: 600px) {
  .document-tit {
    font-size: 14px;
    margin-bottom: 10px;
  }
}
.document-img {
  position: relative;
  display: block;
  background-image: url("../../../../images/document.jpg");
  background-size: 100%;
  background-repeat: no-repeat;
  background-position: center;
  color: #fff;
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 1px;
  border-radius: 10px;
  padding: 80px 0;
  z-index: 0;
  transition: all 0.3s;
}
@media screen and (max-width: 600px) {
  .document-img {
    font-size: 18px;
    padding: 60px;
  }
}
.document-img::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  background-color: #000;
  width: 100%;
  height: 100%;
  border-radius: 10px;
  opacity: 0.3;
  z-index: -1;
  transition: all 0.3s;
}
.document-img:hover {
  background-size: 105%;
}
.document-img:hover::before {
  opacity: 0.5;
}
@media screen and (max-width: 600px) {
  .document {
    margin: 70px 20px 90px 20px;
  }
}