.ch {
  position: relative;
}

.ch-img {
  position: absolute;
  width: 100%;
  height: 350px;
  background-color: #000;
  z-index: -1;
}

.ch-img img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     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 {
  -o-object-position: 50% 35%;
     object-position: 50% 35%;
}

@media screen and (max-width: 600px) {
  .ch-img img {
    -o-object-position: 95% 15%;
       object-position: 95% 15%;
  }
}
.links {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
  padding: 85px 0 60px;
}

@media screen and (max-width: 600px) {
  .links {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .links {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .links {
    padding: 60px 0;
  }
}
.links-tit {
  display: inline-block;
  background-image: linear-gradient(to left, #1bb3e0 5px, transparent 5px);
  background-size: 10px 3px;
  background-repeat: repeat-x;
  background-position: bottom;
  font-size: 22px;
  font-weight: bold;
  padding-bottom: 10px;
}

@media screen and (max-width: 600px) {
  .links-tit {
    font-size: 16px;
    padding-bottom: 5px;
  }
}
.links-txt {
  font-weight: bold;
  margin-top: 5px;
}

.links-txt a {
  text-decoration: underline;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}

.links-txt a:hover {
  color: #1bb3e0;
}

.links-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 120px;
}

@media screen and (max-width: 600px) {
  .links-grid {
    margin-top: 100px;
    grid-template-columns: 1fr;
    gap: 90px;
  }
}
.links-cell {
  position: relative;
  display: block;
  background-color: #1bb3e0;
  padding: 30px 20px 25px 90px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

@media screen and (max-width: 600px) {
  .links-cell {
    padding: 25px 20px 20px 50px;
  }
}
.links-cell:hover {
  opacity: 0.8;
}

.links-cell::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 35px;
  -webkit-transform: rotate(45deg) translateY(-50%);
          transform: rotate(45deg) translateY(-50%);
  width: 10px;
  height: 10px;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
}

@media screen and (max-width: 600px) {
  .links-cell::before {
    left: 18px;
    width: 8px;
    height: 8px;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
  }
}
.links-name {
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  line-height: 20px;
  text-align: left;
}

@media screen and (max-width: 600px) {
  .links-name {
    font-size: 10px;
    line-height: 18px;
  }
}
.links-name span {
  display: inline-block;
  font-size: 18px;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

@media screen and (max-width: 600px) {
  .links-name span {
    font-size: 15px;
  }
}
.links-img {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 160px;
  text-align: right;
  padding-right: 25px;
  overflow-y: hidden;
}

@media screen and (max-width: 600px) {
  .links-img {
    height: 95px;
    padding-right: 15px;
  }
}
.links-img img {
  width: 100%;
  max-width: 170px;
  height: auto;
}

@media screen and (max-width: 600px) {
  .links-img img {
    max-width: 115px;
  }
}
.schedule {
  position: relative;
  background-image: radial-gradient(#cef3ff 30%, transparent 30%), radial-gradient(#cef3ff 30%, transparent 30%);
  background-position: 0 0, 3px 3px;
  background-size: 6px 6px;
  max-width: 1100px;
  padding: 100px 70px 70px;
  margin: 0 auto;
}

@media screen and (max-width: 600px) {
  .schedule {
    padding: 90px 20px 50px;
  }
}
.schedule-img {
  position: absolute;
  top: 50%;
  -webkit-transform: translateY(-35%) rotate(-2deg);
          transform: translateY(-35%) rotate(-2deg);
  left: 65px;
  z-index: 1;
}

@media screen and (max-width: 600px) {
  .schedule-img {
    display: none;
  }
}
.schedule-img img {
  width: 100%;
  max-width: 200px;
  height: auto;
}

@media screen and (max-width: 600px) {
  .schedule-img img {
    max-width: 90px;
  }
}
.schedule ._student01 {
  -webkit-transform: translateY(-35%) rotate(0deg);
          transform: translateY(-35%) rotate(0deg);
  left: 70px;
}

.schedule-wrap {
  position: relative;
  background-color: #fff;
  max-width: 600px;
  padding: 50px;
  margin: 0 auto;
}

@media screen and (max-width: 600px) {
  .schedule-wrap {
    padding: 30px;
  }
}
.schedule-tit {
  position: absolute;
  top: -30px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  background-color: #1bb3e0;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  letter-spacing: 1px;
  padding: 10px 50px;
}

@media screen and (max-width: 600px) {
  .schedule-tit {
    top: -25px;
    padding: 10px 30px;
    white-space: nowrap;
  }
}
.schedule-item {
  position: relative;
  display: grid;
  grid-template-columns: 130px 1fr;
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 1px;
  padding: 20px 0;
}

@media screen and (max-width: 600px) {
  .schedule-item {
    grid-template-columns: 90px 1fr;
    grid-template-rows: 1fr;
    font-size: 14px;
  }
}
.schedule-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  width: 100%;
  bottom: 0;
}

.schedule-item p {
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
  margin-top: 5px;
}

.schedule-time {
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 1px;
}

@media screen and (max-width: 600px) {
  .schedule-time {
    font-size: 14px;
  }
}
.schedule-time span {
  font-size: 12px;
}

@media screen and (max-width: 600px) {
  .schedule-time span {
    font-size: 10px;
  }
}
.schedule-thumb {
  position: absolute;
  right: -100px;
  background-color: #fff;
  width: 100%;
  max-width: 250px;
  height: 180px;
  -webkit-box-shadow: 0 4px 6px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 6px 0 rgba(0, 0, 0, 0.1);
  padding: 5px;
}

@media screen and (max-width: 600px) {
  .schedule-thumb {
    display: none;
  }
}
.schedule-thumb img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.schedule-thumb_sp {
  display: none;
  grid-column: 1/3;
  background-color: #fff;
  width: 100%;
  aspect-ratio: 5/3;
  -webkit-box-shadow: 0 4px 6px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 6px 0 rgba(0, 0, 0, 0.1);
  padding: 5px;
  margin-top: 15px;
}

@media screen and (max-width: 600px) {
  .schedule-thumb_sp {
    display: block;
  }
}
.schedule-thumb_sp img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.schedule ._01 {
  top: 80px;
  -webkit-transform: rotate(6deg);
          transform: rotate(6deg);
}

@media screen and (max-width: 600px) {
  .schedule ._01 {
    -webkit-transform: rotate(2deg);
            transform: rotate(2deg);
  }
}
.schedule ._02 {
  top: 300px;
  -webkit-transform: rotate(-4deg);
          transform: rotate(-4deg);
}

@media screen and (max-width: 600px) {
  .schedule ._02 {
    -webkit-transform: rotate(-2deg);
            transform: rotate(-2deg);
  }
}
.schedule ._03 {
  right: -110px;
  bottom: 290px;
  -webkit-transform: rotate(5deg);
          transform: rotate(5deg);
}

@media screen and (max-width: 600px) {
  .schedule ._03 {
    -webkit-transform: rotate(2deg);
            transform: rotate(2deg);
  }
}
.schedule ._04 {
  right: -115px;
  bottom: 62px;
  -webkit-transform: rotate(-5deg);
          transform: rotate(-5deg);
}

@media screen and (max-width: 600px) {
  .schedule ._04 {
    -webkit-transform: rotate(-2deg);
            transform: rotate(-2deg);
  }
}
.schedule ._05 {
  right: -120px;
  bottom: 345px;
  -webkit-transform: rotate(5deg);
          transform: rotate(5deg);
}

.schedule ._06 {
  right: -125px;
  bottom: 77px;
  -webkit-transform: rotate(-5deg);
          transform: rotate(-5deg);
}

.questions {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 0;
}

@media screen and (max-width: 600px) {
  .questions {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .questions {
    margin: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .questions {
    padding: 60px 0;
  }
}
.questions-bubble {
  position: relative;
  background-color: #1bb3e0;
  max-width: 600px;
  color: #fff;
  font-weight: bold;
  font-size: 18px;
  text-align: center;
  padding: 30px;
  margin: 0 auto 50px;
}

@media screen and (max-width: 600px) {
  .questions-bubble {
    font-size: 16px;
    padding: 25px;
  }
}
.questions-bubble::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -30px;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  border-top: 35px solid #1bb3e0;
  border-left: 15px solid transparent;
  border-right: 15px solid transparent;
}

.questions-bubble p {
  font-family: "Jost", sans-serif;
  font-size: 16px;
  letter-spacing: 2px;
}

@media screen and (max-width: 600px) {
  .questions-bubble p {
    font-size: 14px;
  }
}
.questions-tit {
  color: #1bb3e0;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
}

@media screen and (max-width: 600px) {
  .questions-tit {
    font-size: 16px;
  }
}
.questions-txt {
  margin: 10px 0 70px;
}

@media screen and (max-width: 600px) {
  .questions-txt {
    margin: 10px 0 50px;
  }
}
.questions-link {
  display: grid;
  grid-template-columns: 1fr minmax(100px, 700px);
  background-color: #fff;
  border-left: 5px solid #1bb3e0;
  -webkit-box-shadow: 0 5px 10px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 5px 10px 0 rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  margin-bottom: 70px;
}

.questions-link:hover {
  -webkit-box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.1);
  opacity: 0.8;
}

.questions-link:hover span::after {
  right: -45px;
}

.questions-link:hover img {
  -webkit-transform: scale(1.05);
          transform: scale(1.05);
}

@media screen and (max-width: 600px) {
  .questions-link {
    grid-template-columns: 1fr minmax(30px, 120px);
  }
}
.questions-link_wrap {
  white-space: nowrap;
  padding: 30px 40px;
}

@media screen and (max-width: 600px) {
  .questions-link_wrap {
    padding: 20px;
  }
}
.questions-link h4 {
  position: relative;
  font-size: 16px;
  font-weight: bold;
  padding-bottom: 10px;
}

@media screen and (max-width: 600px) {
  .questions-link h4 {
    font-size: 14px;
  }
}
.questions-link h4::after {
  content: "";
  position: absolute;
  left: 0;
  width: 70px;
  height: 5px;
  background-image: radial-gradient(#1bb3e0 25%, transparent 15%);
  background-size: 6px 6px;
  bottom: 2px;
  width: 50px;
}

@media screen and (max-width: 600px) {
  .questions-link p {
    font-size: 10px;
  }
}
.questions-link span {
  position: relative;
  display: inline-block;
  color: #1bb3e0;
  font-family: "Jost", sans-serif;
  letter-spacing: 1px;
  margin-top: 10px;
}

@media screen and (max-width: 600px) {
  .questions-link span {
    margin-top: 5px;
  }
}
.questions-link span::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: 11px;
  width: 20px;
  height: 4px;
  border-right: 1px solid #1bb3e0;
  border-bottom: 1px solid #1bb3e0;
  -webkit-transform: skewX(50deg);
          transform: skewX(50deg);
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.questions-link figure {
  width: 100%;
  max-width: 700px;
  height: 100%;
  max-height: 170px;
  overflow: hidden;
}

.questions-link figure img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: 50% 35%;
     object-position: 50% 35%;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

@media screen and (max-width: 600px) {
  .questions-link figure img {
    -o-object-position: 60% 50%;
       object-position: 60% 50%;
  }
}
@media screen and (max-width: 600px) {
  .questions-link {
    margin-bottom: 30px;
  }
}
.line {
  background-color: #f8f8f8;
  padding: 50px 0 20px;
}

@media screen and (max-width: 600px) {
  .line {
    padding: 30px 0 0;
  }
}
.line-img {
  max-width: 1100px;
  margin: 0 auto;
  display: block;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

@media screen and (max-width: 600px) {
  .line-img {
    max-width: 425px;
  }
}
@media screen and (max-width: 425px) {
  .line-img {
    margin: 0 20px;
  }
}
.line-img:hover {
  opacity: 0.7;
}

.line-img img {
  width: 100%;
  height: auto;
}

@media screen and (max-width: 600px) {
  .line-img ._pc {
    display: none;
  }
}
.line-img ._sp {
  display: none;
}

@media screen and (max-width: 600px) {
  .line-img ._sp {
    display: initial;
  }
}
.links-bubble {
  position: absolute;
  top: -95px;
  left: 15px;
}
@media screen and (max-width: 600px) {
  .links-bubble {
    width: calc(100% - 35px);
    top: -75px;
    left: -15px;
  }
}
.links-bubble img {
  width: 100%;
}

.link {
  display: block;
  max-width: 1100px;
  background-color: #fff;
  -webkit-box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  overflow: hidden;
  margin: 0 auto;
  -webkit-transition: opacity 0.3s;
  transition: opacity 0.3s;
}
.link:hover {
  opacity: 0.8;
}
@media screen and (max-width: 600px) {
  .link {
    margin: 0 auto;
  }
}
.link-wrap {
  position: relative;
  background-color: #000;
  height: 200px;
  overflow: hidden;
}
.link-wrap img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: 50% 30%;
     object-position: 50% 30%;
  opacity: 0.5;
}
.link-flex {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 100%;
  color: #fff;
}
@media screen and (max-width: 600px) {
  .link-flex {
    width: calc(100% - 20px);
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 15px;
  }
}
.link-tit {
  width: 100%;
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .link-tit {
    font-size: 18px;
  }
}
.link-list {
  width: 100%;
  padding-left: 15px;
}
@media screen and (max-width: 600px) {
  .link-list {
    padding-left: 40px;
  }
}
.link-item {
  position: relative;
  font-size: 18px;
  font-weight: bold;
  padding: 5px 0;
}
.link-item::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -20px;
  -webkit-transform: translateY(-40%);
          transform: translateY(-40%);
  background-color: #1bb3e0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
@media screen and (max-width: 600px) {
  .link-item {
    font-size: 14px;
    padding: 0;
  }
}
.link-txt {
  color: #1bb3e0;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  padding: 15px;
}
@media screen and (max-width: 600px) {
  .link-txt {
    font-size: 14px;
  }
}
.link-txt span {
  position: relative;
  margin-left: -35px;
}
.link-txt span::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: 9px;
  width: 20px;
  height: 4px;
  border-right: 1px solid #1bb3e0;
  border-bottom: 1px solid #1bb3e0;
  -webkit-transform: skewX(50deg);
          transform: skewX(50deg);
}