@charset "utf-8";


/* ----------------- */
.title_bg {
  display: block;
  position: relative;
  width: 100%;
  max-width: 780px;
  height: 51.28vw;
  background-image: url("../img/nakamain_bg_sp.png");
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top center;
  z-index: 3;
}
main {
  display: block;
  position: relative;
  width: 100%;
  max-width: 769px;
  margin-top: calc(-50px - 10vw);
  top: 0px;
  text-align: center;
  background-image: linear-gradient(90deg,
  rgba(223, 245, 252, 1),
  rgba(255, 255, 255, 1) 10% 90%,
  rgba(223, 245, 252, 1));
  background-position: center top;
  overflow: hidden;
}
.contents {
  display: block;
  position: relative;
  width: 100%;
}

/* ----------------- */
.head-hero {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 20px 0px;
  position: relative;
  width: 100vw;
  margin: 30px auto 0px;
  background-image: url("../img/nakamain_cloud_sp@2x.png");
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top center;
}
.head-hero .hero_title {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 0px 0px;
  position: relative;
  width:300px;
  margin: 0px auto;
}
.head-hero .hero_title p {
  text-align: center;
  white-space: nowrap;
}
.head-hero .hero_img {
  position: relative;
  width:87.7vw;
}
.head-hero .hero_img img {
  width:100%;
}


/* ----------------- */
.content-box {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  position: relative;
  width:100%;
  margin: 0px auto;
  z-index: 10;
}
.content-box ._ico {
  display: block;
  position: relative;
  width: 40px;
  margin: 50px auto 5px;
}
.content-box ul._imgbtn {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 10px 0px;
  position: relative;
  width:100%;
  margin: 20px auto 34px;
}
.content-box ul._imgbtn a {
  flex-basis: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  width:320px;
  height: 70px;
}
.content-box ul._imgbtn li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
}
.content-box ul._imgbtn li img {
  width: 100%;
}
.content-box ul._imgbtn li p {
  position: absolute;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  line-height: 1.3em;
  letter-spacing: 0.05em;
  text-align: center;
  pointer-events: none;
}

.bookline {
  display: block;
  position: relative;
  width: 100%;
  height: 50px;
  background-image: url("../img/line_pc_tb.svg");
  background-repeat: no-repeat;
  background-size: 768px 24px;
  background-position: center bottom;
}


/* ----------------- */
.anker-box {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  width:87.7vw;
  margin: 20px auto 40px;
}
.anker-box ._left, 
.anker-box ._right {
  display: none;
  flex-basis: 280px;
}
.anker-box ._left img,
.anker-box ._right img {
  width: 100%;
}
.anker-box ._center {
  flex-basis: 100%;
  width: 100%;
}
.anker-box ._center ._ico {
  display: block;
  position: relative;
  width: 40px;
  margin: 0px auto 10px;
}
.anker-box ._center ._spimg {
  display: block;
  position: relative;
  width: 87.7vw;
  margin: 10px auto 0px;
}
.anker-box ._center p.p_b {
  margin-top: 20px;
}
.anker-box ._full {
  flex-basis: 100%;
  width:100%;
}
.anker-box ._full ._ico {
  display: block;
  position: relative;
  width: 40px;
  margin: 0px auto 10px;
}
.anker-box ._full p.p_b {
  margin-top: 20px;
}


/* ----------------- */
.ebook-box {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 30px 0px;
  position: relative;
  width: 87.7vw;
  margin: 0px auto 60px;
}
.ebook-box ._ebook {
  flex-basis: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 20px 0px;
  position: relative;
}
.ebook-box ._ebook ._bookimg {
  width: 200px;
}
.ebook-box ._ebook ._linkbtn {
  width: 260px;
}
.ebook-box ._detail {
  flex-basis: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 25px 0px;
  position: relative;
}
.ebook-box ._detail p {
  text-align: left;
  margin-bottom: 15px
}
.ebook-box ._detail ul._detailimg {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 0px 0px;
  position: relative;
  width:100%;
}
.ebook-box ._detail ul._detailimg li {
  flex-basis: 100%;
  width: 100%;
}
.ebook-box ._detail ul li:not(:first-child) {
  display: none;
}
.ebook-box ._detail ul._detailimg li img {
  width: 100%;
}
.ebook-box ._detail ._prise {
  width: 300px;
}
.ebook-box ._detail h3 {
  width: 100%;
  font-size: 16px;
  text-align: left;
}
.ebook-box p.p_link {
  width: 100%;
  margin-top: -25px;
  color: #1d3870;
  font-size: 16px;
  line-height: 2em;
  text-align: left;
}
.ebook-box p.p_link a {
  color: #0096df;
}
.ebook-box p.p_link a:hover {
  text-decoration: none;
}



/* ----------------- */
.learn-box {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  position: relative;
  width:92.3vw;
  max-width: 1200px;
  margin: 20px auto;
  padding: 40px 4.6vw;
  border: 1px solid #1d3870;
  border-radius: 40px;
}
.learn-box:before {
  content: "";
  position: absolute;
  top: -55px;
  left: 50%;
  margin-left: -28px;
  border: 28px solid transparent;
  border-bottom: 28px solid #fff;
  z-index: 2;
}
.learn-box:after {
  content: "";
  position: absolute;
  top: -56px;
  left: 50%;
  margin-left: -28px;
  border: 28px solid transparent;
  border-bottom: 28px solid #1d3870;
  z-index: 1;
}
.learn-box .learntitle {
  display: block;
  position: relative;
  width: 240px;
  margin-bottom: 25px;
}
.learn-box p {
  font-size: 13px !important;
}
.learn-box p.p_s {
  display: block;
  position: relative;
  width: 100%;
  margin-top: 25px;
  font-size: 12px !important;
  text-align: left;
}
.learn-box p.p_s a {
  color: #0096df;
}
.learn-box p.p_s a:hover {
  text-decoration: none;
}
.learncard {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 25px 4.6vw;
  position: relative;
  width:100%;
  max-width: 82.4vw;
}
.learncard li {
  flex-basis: 38.9vw;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  position: relative;
}
.learncard li .learn_img {
  width: 60px;
  margin-bottom: 10px;
}
.learncard li .learn_img img {
  width: 100%;
}
.learncard li p {
  width: 100%;
  margin-top: 10px;
  text-align: justify;
}


/* ----------------- */
.linkbtn-box {
	display: block;
  position: relative;
  width: 87.7vw;
  max-width: 1200px;
  margin: 40px auto 56px;
}
.linkbtncard {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 30px 0px;
  position: relative;
  width:100%;
}
.linkbtncard li {
  flex-basis: 100%;
}
.linkbtncard .linkbtn_img {
  width: 100%;
}
.linkbtncard .linkbtn_img img {
  width: 100%;
}
.linkbtncard p {
  position: relative;
  width: 100%;
  margin-top: 20px;
  font-size: 13px !important;
  text-align: left;
}


/* ----------------- */
.movie-box {
	display: block;
	position: relative;
  width: 100%;
  max-width: 1920px;
  margin: -30px auto 90px;
}
.moviecard {
	display: block;
	position: relative;
  width:100%;
}
.moviecard h3 {
  font-size: 14px;
}
.moviecard p {
	display: block;
	position: relative;
  font-size: 13px;
  margin-top: 5px;
  text-align: justify;
}
.moviecard iframe {
  display: inline-block;
  position: relative;
  width: 220px;
  height: 124px;
  margin-bottom: 20px;
  background: #fff;
  border-radius: 15px;
  overflow: hidden;
}
.moviecard .slick-slide {
  width: 220px;
  margin: 0px 9px 0px;
  transition: all .5s;
}


.video-container {
  position: relative;
  width: 220px;
  height: 124px;
  margin-bottom: 20px;
  border-radius: 15px;
  overflow: hidden;
}
.video-thumbnail, .player {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.video-thumbnail {
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
}
.play-button {
  width: 45px;
  height: 30px;
  background: url('../img/play.svg') no-repeat center;
  background-size: contain;
}

/* ----------------- */
.slick-dots {
  text-align:center;
	margin:30px auto 20px;
}
.slick-dots li {
  display:inline-block;
	margin:0 5px;
}
.slick-dots button {
  color: transparent;
  outline: none;
  width:6px;
  height:6px;
  display:block;
  border-radius:50%;
  background:#c6cddb;
}
.slick-dots .slick-active button{
  background:#1d3870;
}
.slick-prev {
  display: block;
  position: absolute;
  bottom: 5px;
  background-image: url('../img/yaji_left.svg');
  background-repeat: no-repeat;
  background-size: 7px 12px;
  width: 40px;
  height: 40px;
  background-color: #ffffff;
  border: 1px solid #1d3870;
  border-radius: 50%;
  background-position: 15px center;
}
.slick-next {
  display: block;
  position: absolute;
  bottom: 5px;
  background-image: url('../img/yaji_right.svg');
  background-repeat: no-repeat;
  background-size: 7px 12px;
  font-size: 0;
  width: 40px;
  height: 40px;
  background-color: #ffffff;
  border: 1px solid #1d3870;
  border-radius: 50%;
  background-position: 16px center;
}
.slick-prev:hover,
.slick-next:hover {
  background-color: #45bcff;
  border: 1px solid #45bcff;
}
.slick-prev {
  left: calc(50% - 150px); 
}
.slick-next {
  right: calc(50% - 150px); 
}



/* ----------------- */
.adver-box {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 30px 0px;
  position: relative;
  width: 87.7vw;
  margin: 0px auto 60px;
}
.adver-box ._img {
  flex-basis: 100%;
  width: 342px;
}
.adver-box ._img img {
  width: 100%;
}
.adver-box ._detail {
  flex-basis: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 20px 0px;
  position: relative;
}
.adver-box ._detail p {
  text-align: left;
}
.adver-box ._detail ._linkbtn {
  width: 220px;
}




/* ------------------------------------------------------------------------------------------ */
/* ------------------------------------------------------------------------------------------ */
/* ------------------------------------------------------------------------------------------ */
/* ------------------------------------------------------------------------------------------ */
/* ------------------------------------------------------------------------------------------ */

@media (min-width: 768px) {

.title_bg {
  position: absolute;
  max-width: 1280px;
  height: 500px;
  top: 220px;
  background-image: url("../img/nakamain_bg_pc_tb.png");
  background-size: 1280px 500px;
  background-position: center center;
}
main {
  max-width: 1280px;
  margin-top: 0px;
  top: 140px;
}

/* ----------------- */
.head-hero {
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 0px 0px;
  width:660px;
  background-image: none;
}
.head-hero .hero_img {
  flex-basis: 360px;
}

/* ----------------- */
.content-box {
  max-width: 664px;
  margin: 0px auto;
}
.content-box ul._imgbtn {
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px 24px;
  margin: 35px auto 48px;
}

.bookline {
  background-size: 1200px 38px;
}

/* ----------------- */
.anker-box {
  justify-content: center;
  align-items: flex-start;
  width:92.2vw;
  margin: 20px auto 60px;
}
.anker-box ._left, 
.anker-box ._right {
  display: block;
  flex-basis: 24.7vw;
}
.anker-box ._center {
  flex-basis: 320px;
  width: 320px;
}
.anker-box ._center ._spimg {
  display: none;
}

/* ----------------- */
.ebook-box {
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 0px 3.9vw;
  width:92.2vw;
  margin: 0px 3.9vw 60px;
}
.ebook-box ._ebook {
  flex-basis: 260px;
}
.ebook-box ._detail {
  flex-basis: 54.4vw;
  align-items: flex-start;
}
.ebook-box ._detail ul._detailimg {
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0px 1.3vw;
}
.ebook-box ._detail ul._detailimg li {
  flex-basis: 26.5vw;
  width: 26.5vw;
}
.ebook-box ._detail ul li:not(:first-child) {
  display: block;
}

/* ----------------- */
.learn-box {
  padding: 40px 3.9vw;
}
.learncard {
  gap: 25px 3.8vw;
  max-width: 84.3vw;
}
.learncard li {
  flex-basis: 25.5vw;
}

/* ----------------- */
.linkbtn-box {
  width: 100%;
  margin: 40px auto 68px;
}
.linkbtncard {
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 0px 3.1vw;
}
.linkbtncard li {
  flex-basis: 44.5vw;
}
.linkbtncard .linkbtn_img {
  width: 44.5vw;
}

/* ----------------- */
.movie-box {
  margin: -50px auto 90px;
}
.moviecard h3 {
  font-size: 14px;
}
.moviecard p {
  font-size: 13px;
}
.moviecard iframe {
  width: 300px;
  height: 169px;
}
.video-container {
  width: 300px;
  height: 169px;
}

.moviecard .slick-slide {
  width: 300px;
}

/* ----------------- */
.adver-box {
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 0px 3.9vw;
  width:92.2vw;
  margin: 0px 3.9vw 60px;
}
.adver-box ._img {
  flex-basis: 342px;
  width: 342px;
}
.adver-box ._detail {
  flex-basis: 54.4vw;
  gap: 25px 0px;
}

}




@media (min-width: 1281px) {

.title_bg {
  max-width: 1920px;
  height: 750px;
  top: 290px;
  background-size: 1920px 750px;
}
main {
  max-width: 1920px;
  top: 180px;
}
.contents {
  width: 1200px;
  margin: 0px auto;
}

/* ----------------- */
.head-hero {
  width:1000px;
  margin: 30px auto 0px;
}
.head-hero .hero_title {
  flex-basis: 400px;
  width:400px;
  margin: 30px auto 0px;
}
.head-hero .hero_img {
  flex-basis: 600px;
}

/* ----------------- */
.content-box {
  max-width: 1280px;
}
.content-box ul._imgbtn {
  flex-wrap: nowrap;
  gap: 0px 24px;
}

.bookline {
  width: 1200px;
}
/* ----------------- */
.anker-box {
  justify-content: space-between;
  width:100%;
  margin: 35px auto 60px;
}
.anker-box ._left, 
.anker-box ._right {
  flex-basis: 280px;
}
.anker-box ._center {
  flex-basis: 640px;
  width: 640px;
}
.anker-box ._center ._ico {
  margin: 0px auto 20px;
}
.anker-box ._full ._ico {
  margin: 0px auto 20px;
}

/* ----------------- */
.ebook-box {
  gap: 0px 60px;
  width:100%;
  margin: 0px auto 60px;
}
.ebook-box ._ebook {
  flex-basis: 320px;
}
.ebook-box ._ebook ._bookimg {
  width: 320px;
}
.ebook-box ._detail {
  flex-basis: 1;
}
.ebook-box ._detail ul._detailimg {
  gap: 0px 20px;
}
.ebook-box ._detail ul._detailimg li {
  flex-basis: 400px;
  width: 400px;
}
.ebook-box ._detail h3 {
  font-size: 18px;
}
.ebook-box p.p_link {
  font-size: 18px;
}

/* ----------------- */
.learn-box {
  width: 100%;
  padding: 60px 58px;
}
.learn-box .learntitle {
  margin-bottom: 40px;
}
.learn-box p {
  font-size: 16px !important;
}
.learn-box p.p_s {
  font-size: 14px !important;
  margin-top: 40px;
}
.learn-box p.p_s a {
  color: #0096df;
}
.learn-box p.p_s a:hover {
  text-decoration: none;
}
.learncard {
  gap: 40px 40px;
  max-width: 1080px;
}
.learncard li {
  flex-basis: 240px;
}
.learncard li .learn_img {
  width: 85px;
}
.learncard li p {
  margin-top: 15px;
}

/* ----------------- */
.linkbtncard {
  gap: 0px 60px;
}
.linkbtncard li {
  flex-basis: 570px;
}
.linkbtncard .linkbtn_img {
  width: 100%;
}
.linkbtncard p {
  font-size: 16px !important;
}

/* ----------------- */
.movie-box {
  margin: -30px auto 90px;
}
.moviecard h3 {
  font-size: 18px;
}
.moviecard p {
  font-size: 16px;
}
.moviecard iframe {
  width: 370px;
  height: 208px;
}
.video-container {
  width: 370px;
  height: 208px;
}
.moviecard .slick-slide {
  width: 370px;
  margin: 0px 22px 0px;
}

/* ----------------- */
.adver-box {
  gap: 0px 50px;
  width: 100%;
  max-width: 1200px;
  margin: 0px auto 60px;
}
.adver-box ._img {
  flex-basis: 470px;
  width: 470px;
}
.adver-box ._detail {
  flex-basis: 680px;
}
.adver-box ._detail p {
  text-align: left;
  margin-bottom: 5px
}

}




@media (min-width: 1921px) {
.title_bg {
  max-width: 100%;
  height: calc(100vw * (750 / 1920));
  top: 290px;
  background-size: 100% 100%;
}
main {
  max-width: 100%;
  top: calc((100vw - 1920px) * 0.3 + 180px);
}
}