@charset "UTF-8";
.main-lesson-wrapper {
  margin-top: 30px;
  position: relative;
}
@media (min-width: 992px) {
  .main-lesson-wrapper {
    margin-top: 50px;
  }
}

.question-content-container .question-1 .c-question-1-image h3 {
  top: 33%;
  font-size: 20px;
  width: 175px;
}
.question-content-container .question-2 .c-question-1-image h3 {
  top: 38%;
  font-size: 20px;
  left: 8%;
  width: 255px;
}
@media (min-width: 992px) {
  .section-qa .header-section h2 br {
    display: none;
  }
  .question-content-container .question-1 .c-question-1-image h3 {
    width: auto;
    top: 46%;
    font-size: 26px;
  }
  .question-content-container .question-2 .c-question-1-image h3 {
    width: auto;
    top: 47%;
    left: 8%;
    font-size: 26px;
  }
}

.video-frame.decor-frame {
  margin-top: 32px;
  margin-bottom: 8px;
  position: relative;
}
.video-frame iframe {
  display: block;
  width: 320px;
  height: 240px;
  margin: 0 auto;
}
@media (min-width: 992px) {
  .video-frame iframe {
    width: 640px;
    height: 480px;
  }
  .video-frame.decor-frame {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-top: 60px;
  }
  .video-frame.decor-frame::before {
    content: "";
    display: block;
    position: absolute;
    width: 86px;
    height: 100%;
    top: 0;
    left: 0;
    background: url(/assets/img/lp/common/img-decor-on-left-a.png) no-repeat;
    background-size: 100%;
    background-position: center;
  }
  .video-frame.decor-frame::after {
    content: "";
    display: block;
    position: absolute;
    width: 77px;
    height: 100%;
    top: 0;
    right: 0;
    background: url(/assets/img/lp/common/img-decor-on-right-a.png) no-repeat;
    background-size: 100%;
    background-position: center;
  }
}

.section-great-teachers {
  margin-top: 12px;
  background: url(/assets/img/lp/lesson/sp-great-teachers-bg.png);
  padding: 40px 16px;
  background-size: 100%;
}
.section-great-teachers img {
  max-width: 65%;
  margin: auto;
}
.section-great-teachers .text-dot-decor {
  font-weight: 700;
  font-size: 16px;
  line-height: 23px;
  text-align: center;
  position: relative;
  padding: 17px 0;
  margin-top: 24px;
}
.section-great-teachers .text-dot-decor::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  height: 4px;
  width: 100%;
  background: url(/assets/img/lp/common/img-dot-line.svg);
}
.section-great-teachers .text-dot-decor::after {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  height: 4px;
  width: 100%;
  background: url(/assets/img/lp/common/img-dot-line.svg);
}
@media (min-width: 992px) {
  .section-great-teachers .text-dot-decor {
    font-size: 26px;
    line-height: 38px;
  }
  .section-great-teachers {
    padding: 0;
    margin: 0 auto;
    max-width: 1440px;
    background: url(/assets/img/lp/lesson/pc-great-teachers-bg.svg) no-repeat;
    background-position: center;
  }
  .section-great-teachers .great-teachers-container {
    margin: 0 auto;
    max-width: 980px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
  .section-great-teachers .great-teachers-container img {
    width: 380px;
  max-width: 100%;
  }
  .section-great-teachers .great-teachers-container .text-dot-decor {
    margin-left: 26px;
    margin-top: 0;
    text-align: left;
    padding: 32px 0;
    letter-spacing: -1px;
  }
}

.section-app {
  background: #FFFCEE;
  position: relative;
  padding: 70px 0;
}
.section-app::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  height: 32px;
  width: 100%;
  background: url(/assets/img/lp/common/img-decor-multi-line-top-sp.png);
  background-size: 100%;
  background-color: #fff;
  background-repeat: no-repeat;
}
.section-app::after {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  height: 32px;
  width: 100%;
  background: url(/assets/img/lp/common/img-decor-multi-line-bottom-sp.png);
  background-size: 100%;
  background-color: #fff;
  background-repeat: no-repeat;
}
@media (min-width: 992px) {
  .section-app {
    padding: 70px 0;
  }
  .section-app::before {
    content: "";
    display: block;
    position: absolute;
    top: 0;
    height: 114px;
    width: 100%;
    background-image: url(/assets/img/lp/common/img-decor-multi-line-top-pc.png);
    background-position: bottom;
  }
  .section-app::after {
    content: "";
    display: block;
    position: absolute;
    bottom: 0;
    height: 144px;
    width: 100%;
    background-image: url(/assets/img/lp/common/img-decor-multi-line-bottom-pc.png);
  }
  .section-app .header-section {
    max-width: 955px;
    margin: 0 auto;
  }
  .section-app .header-section .desc {
    margin-top: 40px;
  }
}
.section-app .function-list {
    max-width: 955px;
    margin: 50px auto 20px;
}
.section-app .function-list .title {
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 10px;
}
.section-app .function-list ul {
  font-size: 16px;
}
.section-app .function-list ul li {
  background-repeat: no-repeat;
  background-size: 9%;
  margin: 10px 15px 20px;
  display: inline-grid;
}
.section-app .function-list .feature {
  order: 2;
}
.section-app .function-list img {
  order: 1;
  width: 70%;
  margin: 0 auto;
}
.section-app .function-list .feature span {
    font-weight: bold;
    margin: 5px 0;
    display: block;
}
@media (min-width: 992px) {
  .section-app .function-list .title {
    font-size: 26px;
    margin-bottom: 40px;
  }
  .section-app .function-list ul {
    font-size: 18px;
  }
  .section-app .function-list ul li {
    margin: 20px 0 40px;
    display: inline-flex;
    gap: 5%;
  }
  .section-app .function-list .feature {
    order: unset;
    width: 55%;
  }
  .section-app .function-list .feature span {
    font-size: 20px;
  }
  .section-app .function-list img {
    order: unset;
    width: 40%;
    height: 100%;
  }
}

.answer-content {
  background: url(/assets/img/lp/lesson/sp-answer-bg.svg);
  background-size: cover;
  position: relative;
  padding: 21px 16px 32px;
  background-repeat: no-repeat;
  margin-top: 60px;
  border-radius: 0 0 20px 20px;
}
.answer-content::before {
  content: "";
  background: url(/assets/img/lp/lesson/ttl-a.png);
  width: 63px;
  height: 75px;
  background-size: 100%;
  display: block;
  position: absolute;
  top: -70px;
  left: 0;
}
.answer-content .main-answer {
  font-size: 16px;
  line-height: 23px;
}
@media (min-width: 992px) {
  .answer-content .main-answer {
    font-size: 20px;
    line-height: 29px;
  }
}
.answer-content .block-image {
  background: #ffffff;
  padding: 16px;
  margin-top: 16px;
}
.answer-content .block-image image {
  max-width: 100%;
}
.answer-content .block-image h5 {
  font-size: 20px;
  line-height: 29px;
  margin-top: 16px;
}
.answer-content .block-image p {
  font-size: 16px;
  line-height: 23px;
  margin-top: 8px;
}
@media (min-width: 992px) {
  .answer-content {
    max-width: 1138px;
    margin: 0 auto;
  }
  .answer-content::before {
    width: 110px;
    height: 131px;
    top: -130px;
    left: 60px;
  }
  .answer-content.answer-content-1 {
    margin-top: 50px;
    background: url(/assets/img/lp/lesson/pc-answer-content-1.svg) no-repeat;
    background-size: 1073px 418px;
    background-position: right bottom;
    padding: 31px 79px 40px 65px;
  }
  .answer-content.answer-content-1 .block-image {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    background: transparent;
    padding: 0;
    margin-top: 32px;
  }
  .answer-content.answer-content-1 .block-image img {
    width: 161px;
    -webkit-box-flex: 0;
        -ms-flex: 0 0 161px;
            flex: 0 0 161px;
  }
  .answer-content.answer-content-1 .block-image .block-context {
    width: calc(100% - 150px);
    -webkit-box-flex: 0;
        -ms-flex: 0 0 calc(100% - 150px);
            flex: 0 0 calc(100% - 150px);
    background: #ffffff;
    padding: 16px;
    margin-left: 19px;
  }
  .answer-content.answer-content-1 .block-image .block-context h5 {
    margin-top: 0;
    font-size: 22px;
    line-height: 34px;
  }
  .answer-content.answer-content-1 .block-image .block-context p {
    font-size: 18px;
    line-height: 29px;
  }
  .answer-content.answer-content-2 {
    margin-top: 50px;
    background: url(/assets/img/lp/lesson/pc-answer-content-2.svg) no-repeat;
    background-size: 1073px 196px;
    background-position: right bottom;
    padding: 40px 40px 40px 105px;
  }
  .answer-content.answer-content-2::before {
    top: -122px;
  }
}
.question-content-container {
  padding: 0 16px;
}
.question-content-container .question-1 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.question-content-container .question-1 img {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 225px;
  margin-right: 9vw;
  margin-top: 16px;
}
.question-content-container .question-1 .c-question-1-image {
  background: url(/assets/img/lp/lesson/sp-question-text-img.png) no-repeat;
  position: relative;
  width: 250px;
  height: 160px;
}
.question-content-container .question-1 .c-question-1-image p {
  top: 25%;
  font-size: 20px;
  width: 175px;
}
@media (min-width: 992px) {
  .question-content-container .question-1 .c-question-1-image {
    width: 471px;
    height: 210px;
    background: url(/assets/img/lp/lesson/pc-question-text-img.png) no-repeat;
  }
  .question-content-container .question-1 .c-question-1-image p {
    width: auto;
    top: 44%;
    font-size: 26px;
  }
}
.question-content-container .question-2 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.question-content-container .question-2 img {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 290px;
  margin-right: 9vw;
  margin-top: 43px;
}
.question-content-container .question-2 .c-question-1-image {
  background: url(/assets/img/lp/lesson/sp2-question-text-img.png) no-repeat;
  position: relative;
  width: 300px;
  height: 160px;
}
.question-content-container .question-2 .c-question-1-image p {
  top: 35%;
  font-size: 20px;
  left: 3%;
  width: 255px;
}
@media (min-width: 992px) {
  .question-content-container .question-2 .c-question-1-image {
    width: 471px;
    height: 210px;
    background: url(/assets/img/lp/lesson/pc-question-text-img.png) no-repeat;
  }
  .question-content-container .question-2 .c-question-1-image p {
    width: auto;
    top: 44%;
    left: 7%;
    font-size: 26px;
  }
}
.question-content-container .image {
  width: calc(100% - 80px);
  margin: 0 auto;
}
@media (min-width: 992px) {
  .question-content-container {
    padding: 0;
  }
  .question-content-container .question-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    max-width: 800px;
    margin: 0 auto;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
  .question-content-container .question-content .question {
    -webkit-box-ordinal-group: 3;
        -ms-flex-order: 2;
            order: 2;
  }
  .question-content-container .question-content .question.question-1, .question-content-container .question-content .question.question-2 {
    width: 468px;
  }
  .question-content-container .question-content .question.question-1 img, .question-content-container .question-content .question.question-2 img {
    width: 100%;
  }
  .question-content-container .question-content .image {
    -webkit-box-ordinal-group: 2;
        -ms-flex-order: 1;
            order: 1;
    -webkit-box-flex: 0;
        -ms-flex: 0 0 300px;
            flex: 0 0 300px;
    width: 490px;
    margin: 0;
    margin-left: 0px !important;
  }
}

.section-ai a {
  display: inline-block;
  text-decoration: underline;
}

.section-parents {
  max-width: 1120px;
  margin: 30px auto 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.section-parents h4 {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 12px;
}
.section-parents img {
  width: 80%;
  max-width: 480px;
}
.section-parents .context {
  font-size: 14px;
}
@media (min-width: 992px) {
  .section-parents h4 {
    font-size: 24px;
  }
  .section-parents img {
    width: 40%;
  }
  .section-parents div {
    width: 55%;
  }
  .section-parents .context {
    font-size: 18px;
  }
}

.section-online-meeting {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3%;
  margin-top: 40px;
}
.section-online-meeting img {
  width: 100%;
}
.section-online-meeting .box-comment {
  width: 100%;
  margin: 15px;
  font-size: 16px;
}
@media (min-width: 992px) {
  .section-online-meeting img {
    width: 40%;
  }
  .section-online-meeting .box-comment {
    width: 42%;
    margin: 15px;
    font-size: 18px;
  }
}

.section-motto {
  display: flex;
  flex-wrap: wrap;
  gap: 2%;
}