@charset "UTF-8";
/* CSS Document */
.child-title {
  font-family: 'Alegreya Sans SC', sans-serif;
  font-size: 4rem;
  display: inline-block;
  line-height: 4rem;
}
.child-webmag-contents_title {
  text-align: center
}
.child-webmag {
  background-color: #fff;
  padding-top: 50px;
}
.child-webmag a.text-link {
  color: #108282;
  text-decoration: underline;
}
.child-webmag a.text-link:hover {
  transform: translate(0px, 0px);
}
.child-webmag video, #web-mag-article video {
  max-width: 100%;
}
/*─────────────────────-詳細[webマガジン]-────────────────────────── */
.webmag-breadcrumb {
  width: 790px;
  margin: 0 auto;
  padding: 10px 5px 15px 5px;
}
.webmag-breadcrumb a {
  font-size: 1.3rem;
}
.webmag-breadcrumb a:hover {
  transform: translate(0, 0) !important;
}
.child-webmag h3 {
  font-size: 2rem;
  margin: 20px 0 8px 0;
  font-weight: bold;
}
.chap-name {
  font-size: 2rem;
  color: #529c96;
  margin-left: 10px;
  margin-top: 0px !important;
}
.child-webmag h4 {
  font-size: 3.6rem;
  color: #84AAA7;
  margin: 20px;
  line-height: 6rem;
}
.child-webmag-title h4 {
  font-size: 4rem;
}
.child-webmag li {
  line-height: 5rem;
  font-size: 2.4rem;
  margin-left: 40px;
}
.child-webmag-drawer i {
  margin-left: 10px;
}
.child-webmag a, .child-note a {
  display: inline-block;
  transition: all 0.5s;
  color: #000;
}
.child-webmag a:hover {
  transform: translate(10px, 0px);
  opacity: 0.5;
}
.child-webmag i {
  text-indent: 0;
}
.comming {
  opacity: .2;
}
.chap-title {
  font-size: 3rem !important;
  color: #fff;
  margin: 40px 0 0 20px;
  line-height: 4.5rem !important;
}
.d-index {
  font-size: 2rem !important;
  margin: 60px 0 0 40px;
}
.d-index a {
  color: #fff;
}
.d-index a:hover {
  opacity: 0.5;
  display: inline-block;
  transform: translate(-5px, 0px);
  transition: all 0.5s;
}
.child-webmag-drawer li {
  line-height: 2rem;
  font-size: 2rem;
  margin-left: 40px;
}
.child-webmag-drawer a {
  display: inline-block;
  transition: all 0.5s;
  color: #000;
}
.child-webmag-drawer a:hover {
  transform: translate(10px, 0px);
  opacity: 0.5;
}
.child-webmag-drawer span {
  margin-right: 20px;
}
#child-webmag-single {
  height: 300px;
}
.current {
  background-color: #000;
  color: #fff;
  display: inline-block;
  width: 40px;
  padding: 15px;
  border-radius: 5px;
}
.pagebreak-links {
  text-align: center;
  font-size: 2rem;
  margin: 30px 0;
  padding: 15px;
}
.pagebreak-links a {
  border: 1px solid #000;
  display: inline-block;
  width: 40px;
  padding: 15px;
  box-shadow: 0px 0px 5px 0 rgb(0 0 0 / 20%);
  border-radius: 5px;
}
.pagebreak-links a:hover {
  background-color: #00bdba;
  color: #fff;
  padding: 15px;
  box-shadow: 0px 0px 5px 0 rgb(0 0 0 / 20%);
  border-radius: 5px;
}
/*----------------- キーワードモーダルエリアの表示 ---------------------*/
.hide-area {
  display: none;
}
/* モーダルのクローズボタン */
.modaal-close:after, .modaal-close:before {
  background: #ccc;
}
.modaal-close:hover:after, .modaal-close:hover:before, .modaal-close:focus:after, .modaal-close:focus:before {
  background: #666;
}
/* モーダルタイトル */
#modaal-title {
  font-size: 1.2rem;
  text-align: center;
  margin-bottom: 20px;
}
/* モーダル内余白除去 */
.modaal-video .modaal-inner-wrapper {
  padding: 0;
}
/* 共通 hover スタイル（変化しないスタイルをまとめる） */
a[class^="iframe-open"]:hover {
  transform: translate(0, 0);
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.4);
  background-color: #d4e8e8;
}
/* iframe-open 共通ベーススタイル */
a.iframe-open, a.iframe-open2, a.iframe-open4 {
  text-indent: 0;
  text-decoration: none !important;
  color: #000 !important;
}
/* iframe-open：シャドウ＆角丸 */
a.iframe-open {
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.4);
  border-radius: 5px;
  padding: 0 10px;
  margin: 0 10px;
}
/* iframe-open2：小さめ丸ボタン風 */
a.iframe-open2 {
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 30px;
  padding: 4px;
  margin: 0 3px 0 1px;
  line-height: 1.2rem;
  border: 1px solid #ccc;
  font-size: 1rem;
  vertical-align: super;
}
/* iframe-open3：スタイルなし（将来的に必要なら追加） */
a.iframe-open3 {}
/* iframe-open4：やや大きめで縦位置調整 */
a.iframe-open4 {
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 30px;
  padding: 4px 6px;
  margin: 0 3px 0 1px;
  line-height: 0.8rem;
  border: 1px solid #ccc;
  font-size: 1.2rem;
  vertical-align: text-top;
}
/*─────────────────────-詳細[webマガジン-数の発明目次]-────────────────────────── */
.key-child-webmag-b {
  min-height: 200px;
  background: #000;
}
.key-child-inner-webmag-b {
  display: flex;
  width: 1100px;
  margin: 0 auto;
  color: #fff;
  padding-top: 120px;
  padding-left: 20px;
  align-items: center;
}
.prevnext {
  background-color: #EDF0F0;
  height: 200px;
  font-size: 20px;
  padding-left: 50px;
}
.prevnext a {
  display: block;
  padding: 20px 50px;
  margin: 80px 0;
  background: #000;
  -webkit-transition: all .3s;
  transition: all .3s;
  color: #FFB717;
}
.next a:hover {
  box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.3);
  transform: translate(10px, 0px);
}
.prev a:hover {
  box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.3);
  transform: translate(-10px, 0px);
}
.prevnext-btn {
  display: flex;
  justify-content: space-between;
}
.scroll-box {
  width: 80%;
  height: 90%;
  overflow-y: scroll;
}
.webmag-article {
  width: 800px;
  margin: 0 auto;
}
.webmag-article p {
  line-height: 4.2rem;
  font-size: 1.6rem;
  color: #131313;
}
.webmag-article img {
  max-width: 100%;
  width: 680px;
  margin: 20px auto 50px auto;
  display: block;
}
/*---------------詳細[パーツ]--------------*/
#breadscrub {
  display: flex;
  font-size: 1.6rem;
  margin-bottom: 20px;
}
#breadscrub a {
  text-decoration: none;
  color: #000;
}
#breadscrub a:hover {
  text-decoration: none;
  color: #1CA99D;
}
.text h4 {
  font-size: 4rem;
  line-height: 6rem;
}
/*─────────────────────ユークリッド────────────────────────── */
.euclid-title {
  background-color: #18242F;
  padding: 20px;
  font-size: 2.8rem;
  color: #fff;
}
.euclid-title h1 {
  color: #fff;
}
.euclid-contents {
  background-color: #18242F;
  padding: 20px;
  color: #fff;
  margin-top: 25px;
}
.euclid-contents ul {
  margin-bottom: 30px;
}
.euclid-contents a {
  color: #fff;
}
.euclid-contents a:hover {
  color: #58DBD0;
}
.euclid-contents li {
  background-color: #314B57;
  padding: 10px;
  font-size: 1.6rem;
  margin-bottom: 2px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.4);
}
.euclid-chap {
  font-size: 1.6rem;
  font-weight: 500;
  color: #58DBD0;
  margin: 10px 0;
}
.euclid-chap-title {
  font-size: 1.7rem;
  line-height: 2.4rem;
  font-weight: bold;
  padding-bottom: 5px;
}
/*─────────────────────ユークリッドの幾何：装飾────────────────────────── */
.definition {
  background: linear-gradient(transparent 0%, #ebff00 0%);
  padding: 3px 10px;
  margin: 30px 5px;
  border-radius: 5px;
}
.postulate {
  background: linear-gradient(transparent 0%, #afe2d2 0%);
  padding: 3px 10px;
  margin: 30px 5px;
  border-radius: 5px;
}
.axiom {
  background: linear-gradient(transparent 0%, #65c4a4 0%);
  padding: 3px 10px;
  margin: 30px 5px;
  border-radius: 5px;
  border: 1px solid #fff;
}
.axiom-box {
  background-color: #f6f6f6;
  padding: 15px;
  margin: 30px 0;
  font-size: 1.8rem;
  font-weight: bold;
  border: 1px solid #b5e5d1;
}
.theorem {
  background-color: #fff;
  border: 2px solid #abdce1;
  padding: 5px 8px;
  margin: 30px 5px;
  border-radius: 8px;
}
.theorem::before {
  content: "\f0eb";
  color: #36a8a8;
  font-weight: 900;
  font-family: 'Font Awesome 5 Free';
  margin-right: 5px;
}
.theorem-box {
  background-color: #d6eced;
  padding: 15px;
  margin: 30px 0;
  font-size: 1.8rem;
  font-weight: bold;
}
.proof {
  font-family: 'EB Garamond', "游ゴシック", "ヒラギノ角ゴ Pro W3", "メイリオ", sans-serif;
  border: 2px #fdf251 solid;
  background-color: #f9f9f9;
  padding: 20px;
  margin: 10px 0;
}
.proposition {
  background: linear-gradient(transparent 0%, #f6f6f6 0%);
  padding: 3px 10px;
  margin: 30px 5px;
  border-bottom: 3px solid #7acdd3;
}
.proposition-box {
  font-family: 'EB Garamond', "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "sans-serif";
  padding: 15px;
  margin: 30px 0;
  font-size: 1.8rem;
  border: 1px solid #7acdd3;
  background-color: #f6f6f6;
}
.drafting {
  background: linear-gradient(transparent 0%, #fff8d4 0%);
  border: 2px solid #ffda00;
  padding: 3px 10px;
  margin: 30px 5px;
  border-radius: 8px;
}
.drafting::before {
  content: "\f5ad";
  color: #ffa300;
  font-weight: 900;
  font-family: 'Font Awesome 5 Free';
  margin-right: 5px;
}
.wh-box {
  background-color: #fff;
  border: 1px solid #dce0e2;
  padding: 8px;
  border-radius: 12px;
  margin: 30px 0;
  font-size: 1.8rem;
}
.e-article-box {
  background-color: #fff;
  margin-bottom: 60px;
  padding: 5px;
  font-size: 1.6rem;
  text-align: left;
  line-height: 4rem;
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "sans-serif";
}
.e-article-box h1 {
  font-size: 2.8rem;
  font-weight: 500;
  margin-bottom: 20px;
}
.e-article-box h2 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 2.2rem;
  font-weight: bold;
  margin: 45px 0 20px 0;
  padding-bottom: .45em;
  line-height: 4rem;
  color: #111;
  position: relative;
  border-bottom: 1px solid #111;
}
.e-article-box h3 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 2rem !important;
  font-weight: 500;
  margin: 20px 0 5px 0;
  color: #04a5a5;
}
.e-article-box h5 {
  color: #141414;
  font-size: 1.5rem;
  padding: 0.5em;
  line-height: 1.3;
  background: #E7F3F4;
  vertical-align: middle;
  border-radius: 25px;
  margin: 50px 0 5px 0;
}
.e-article-box h5:before {
  content: '●';
  color: white;
  margin-right: 8px;
}
.e-article-box p {
  text-indent: 16px;
}
.text-deco {
  font-size: 1.5rem;
  padding: 4px;
  line-height: 1.3;
  background: #f6f6f6;
  border-radius: 10px;
  margin: 5px;
}
.text-deco-wh {
  font-size: 1.5rem;
  padding: 4px;
  line-height: 1.3;
  background: #fff;
  border-radius: 10px;
  margin: 5px;
}
/*─────────────────────ピラミッドの謎：装飾────────────────────────── */
.egypt-article-box h2 {
  font-size: 2.4rem;
  font-weight: 500;
  margin: 120px 0 20px 0;
  line-height: 4rem;
  padding: 10px;
  border-left: solid 5px #FF9278;
  background: #FFF7F4;
  border-radius: 4px;
}
.egypt-article-box h3 {
  font-size: 2.2rem;
  font-weight: 600;
  margin: 80px 0 18px 0;
  color: #FD8F0B;
}
.egypt-article-box h4 {
  font-size: 2rem;
  font-weight: 600;
  margin: 60px 0 8px 0;
}
.egypt-article-box h4:before {
  content: "\f058";
  font-family: 'Font Awesome 5 Free';
  left: 0;
  color: #000;
}
/*─────────────────────詳細[webマガジン-エジプト目次]────────────────────────── */
h3.web-mag-title {
  font-size: 3.6rem;
  margin-left: 10px;
}
.webmag-article h3 {
  font-size: 1.5rem;
  font-weight: 500;
  color: #FCA408;
  margin: 45px 0 20px 0;
}
.key-child-webmag {
  min-height: 200px;
  background: rgba(255, 216, 0, 1);
}
.key-child-inner-webmag {
  display: flex;
  width: 1100px;
  margin: 0 auto;
  color: #363B40;
  padding-top: 120px;
  padding-left: 20px;
  align-items: center;
}
.child-webmag-contents {
  background-color: #F7F7F7;
  font-size: 1.8rem;
  line-height: 3.6rem;
  padding: 60px 0;
}
.contents-box {
  margin-bottom: 100px;
}
.contents-box p {
  line-height: 3.8rem;
  margin-top: 10px;
}
.chap {
  background-color: #fff;
  border-radius: 10px;
  margin: 0 0 50px 0;
  padding: 50px;
}
.chap-inner > h4 {
  font-size: 3rem;
  font-weight: 600;
  padding-bottom: 5px;
  border-bottom: dashed 1px #ffa617;
}
.chapter-no {
  color: #FFA617;
  font-family: 'Alegreya Sans SC', sans-serif;
  font-size: 4rem;
  margin-right: 10px;
  font-weight: 500;
}
.chap-inner > p {
  margin-top: 20px;
}
.chap-inner > ul {
  margin-top: 20px;
}
.chap-inner > ul > li {
  width: 100%;
  background-color: #F7F7F7;
  border: 1px solid #E3E3E3;
  border-radius: 5px;
  line-height: 50px;
  margin: 10px 0;
  display: inline-block;
  transition: all 0.5s;
  box-shadow: 0 0 4px #ccc;
}
.chap-inner2 ul {
  margin: 0 auto;
}
.chap-inner2 > ul > li {
  width: 95%;
  background-color: #F7F7F7;
  border: 1px solid #E3E3E3;
  border-radius: 5px;
  line-height: 50px;
  margin: 10px auto;
  display: inline-block;
  transition: all 0.5s;
  box-shadow: 0 0 4px #ccc;
  padding: 5px 0 5px 5%;
}
.chap-inner > ul > li > a, .chap-inner2 > ul > li > a {
  color: #000;
  display: block;
}
.chap-inner > ul > li:hover, .chap-inner2 > ul > li:hover {
  transform: translate(10px, 0px);
  opacity: 0.5;
  box-shadow: 0 0 0 #ccc;
}
.chap-inner2 h3 {
  margin-top: 50px;
}
.list-label {
  background-color: #FFB717;
  padding: 3px 10px 3px 15px;
  line-height: 50px;
  border-radius: 5px 0 0 5px;
  width: 80px;
  display: inline-block;
  font-weight: bold;
  margin-right: 10px;
  text-align: center;
}
.child-title2 {
  font-size: 1.3rem;
  font-family: 'Alegreya Sans SC', "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "sans-serif";
  font-weight: 500;
  margin-top: -5px;
}
.contents-list-flex {
  display: flex;
  align-items: center;
}
.contents-list-flex p {
  line-height: 2.4rem;
  margin: 5px;
  width: 720px;
}
.key-child-webmag-ver3 {
  min-height: 480px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  color: #fff;
}
.piramid-bg {
  background-image: url("../img/egypt-main.png");
}
.babylonian-bg {
  background-image: url("../img/babylonian-main.png");
}
.numbers-bg {
  background-image: url("../img/numbers-main.png");
}
.calender-bg {
  background-image: url("../img/calender-main.png");
}
.euclid-bg {
  background-image: url("../img/euclid-main.png");
}
.archimedes-bg {
  background-image: url("../img/archimedes-main.png");
}
.algebra-bg {
  background-image: url("../img/algebra-main.png");
}
.astronomy1-bg {
  background-image: url("../img/astronomy1-main.png");
}
.key-child-inner-webmag-ver3 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
  width: 600px;
  max-width: 100%;
  margin: 0 auto;
  padding-top: 85px;
}
.key-child-webmag-ver3 img {
  max-width: 220px;
}
h2.orange-bg {
  display: inline-block;
  background: rgba(249, 154, 28, 0.7);
  font-size: 2rem;
  padding: 10px 20px;
  border-radius: 5px;
  letter-spacing: 10px;
  margin-bottom: 20px;
}
h2.blue-bg {
  display: inline-block;
  background: rgba(0, 44, 86, 0.7);
  font-size: 2rem;
  padding: 10px 20px;
  border-radius: 5px;
  letter-spacing: 10px;
  margin-bottom: 20px;
}
h2.lightgreen-bg {
  display: inline-block;
  background: rgba(191, 226, 209, 0.7);
  font-size: 2rem;
  padding: 10px 20px;
  border-radius: 5px;
  letter-spacing: 10px;
  margin-bottom: 20px;
}
.child-webmag-title-inner-ver3 > h3 {
  font-size: 1.8rem;
  font-family: 'Alegreya Sans SC', "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "sans-serif";
  letter-spacing: 0.3rem;
  font-weight: 300;
  margin-bottom: 16px;
}
.child-webmag-title-inner-ver3 > h1 {
  font-size: 3.8rem;
  font-weight: bolder;
  margin-bottom: 16px;
}
.child-webmag-title-inner-ver3 > p {
  font-size: 1.8rem;
  line-height: 3rem;
  margin-bottom: 10px;
}
.level {
  border: 1px solid #fff;
  display: inline-block;
  height: 30px;
  padding: 0 20px;
  border-radius: 15px;
  line-height: 30px;
  font-size: 1.6rem;
}
.star {
  color: #FCEE21;
}
.author {
  background-color: #F4F7F7;
  border-radius: 10px;
  min-height: 100px;
  padding: 10px;
}
/* ----------------------------図のモーダルCSS no1----------------------------*/
.modalArea1 {
  display: none;
  position: fixed;
  z-index: 99999999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.modalBg1 {
  width: 100%;
  height: 100%;
  background-color: rgba(30, 30, 30, 0.9);
}
.modalWrapper1 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70%;
  max-width: 700px;
  padding: 50px 30px;
  background-color: #fff;
}
.closeModal1 {
  position: absolute;
  font-size: 4rem;
  top: 0.5rem;
  right: 1rem;
  cursor: pointer;
}
button.openModal1 {
  padding: 4px 10px;
  background-color: #fff;
  border: 1px solid #282828;
  border-radius: 2px;
  cursor: pointer;
  margin: 0 10px;
}
.openModal1 {}
/* ----------------------------図のモーダルCSS no2----------------------------*/
.modalArea2 {
  display: none;
  position: fixed;
  z-index: 99999999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.modalBg2 {
  width: 100%;
  height: 100%;
  background-color: rgba(30, 30, 30, 0.9);
}
.modalWrapper2 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70%;
  max-width: 700px;
  padding: 50px 30px;
  background-color: #fff;
}
.closeModal2 {
  position: absolute;
  font-size: 4rem;
  top: 0.5rem;
  right: 1rem;
  cursor: pointer;
}
button.openModal2 {
  padding: 4px 10px;
  background-color: #fff;
  border: 1px solid #282828;
  border-radius: 2px;
  cursor: pointer;
  margin: 0 10px;
}
.openModal2 {}
/*---------------詳細[webマガジン >　バビロニア]--------------*/
.b-info-box {
  display: grid;
  gap: 3%;
  grid-template-columns: 74% 23%;
  padding: 120px 0 100px 0;
  margin: 0 auto;
}
.b-main {
  margin: 0 auto;
  width: 100%;
}
.column-aside {
  display: flex;
  flex-direction: column;
}
.child-b {
  background-color: #ffffff;
}
.child-b img {
  max-width: 100%;
  height: auto;
}
.aside-title {
  font-size: 2rem;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  margin: 10px 0 20px 0;
  padding-top: 8px;
  border-top: 4px solid #000;
}
.aside-li-h {
  display: flex;
}
.aside-p {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.6rem;
  line-height: 2.4rem;
  margin-left: 10px;
  margin-bottom: 10px;
}
.whats-new, .recommended-articles, .webmag-list, .ba-index {
  background-color: #fff;
  padding: 10px;
}
.ba-index li {
  font-size: 1.8rem;
  line-height: 3rem;
  padding-left: 20px;
}
.others li img {
  width: 40%;
  height: auto;
}
.others {
  display: flex;
  flex-direction: column;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.6rem;
}
.mag-title, .mag-chap {
  font-size: 1.6rem;
  font-weight: 500;
}
.mag-sub {
  font-size: 1.4rem;
  line-height: 1.8rem;
}
.mag-chap {
  color: #141414;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.5rem;
  padding: 0.5em;
  line-height: 1.3;
  background: #E7F3F4;
  vertical-align: middle;
  border-radius: 25px;
  margin: 10px 0;
}
.web-mag-others {
  display: flex;
}
.b-article-box {
  background-color: #fff;
  margin-bottom: 60px;
  padding: 5px 20px 20px 0;
  font-size: 1.6rem;
  text-align: left;
  line-height: 4rem;
}
.b-article-box h1 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 2.8rem;
  font-weight: 500;
  margin-bottom: 20px;
}
.b-article-box h2 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 2.5rem;
  font-weight: 500;
  margin: 45px 0 20px 0;
  line-height: 4rem;
  color: #000;
  position: relative;
  padding: 1rem 2rem 1rem 1rem;
  border-bottom: 4px solid #000;
}
.b-article-box h2:before {
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 20%;
  height: 4px;
  content: '';
  background: #00bdba;
}
.b-article-box h3 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 2rem;
  font-weight: 500;
  padding: 3px;
  margin: 20px 0 10px 0;
  border-bottom: 1px dotted #aeaeae;
}
.b-article-box h5 {
  color: #141414;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.5rem;
  padding: 0.5em;
  line-height: 1.3;
  background: #E7F3F4;
  vertical-align: middle;
  border-radius: 25px;
  margin: 50px 0 5px 0;
}
.b-article-box h5:before {
  content: '●';
  color: white;
  margin-right: 8px;
}
.b-article-box p {
  text-indent: 16px;
}
.b-article-box p > a {
  color: #44b0b0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
/*-----------------ブログ村バナー---------------------*/
.single-infomation {
  margin: 20px 0;
  border-top: 1px dotted #000;
  padding-top: 30px;
}
.single-infomation img {
  width: auto !important;
  margin: 0 !important;
  display: inline !important;
}
/*-----------------web-mag-ver3---------------------*/
.web-mag-3col {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(240px, 1fr) minmax(580px, 3fr) minmax(250px, 1fr);
}
#contents-list {
  background-color: #343A40;
  font-size: 1.4rem;
  line-height: 1.8rem;
}
#web-mag-article {
  padding: 10px 40px;
}
#web-mag-side {
  padding-top: 60px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
}
.web-mag-side-inner {
  position: -webkit-sticky;
  position: sticky;
  top: 150px;
}
#contents-list li {
  padding: 8px 20px 8px 60px;
  border-bottom: 1px #121A21 solid;
  border-top: 1px #525252 solid;
  text-indent: -50px;
}
.contents-list-inner {
  height: 90vh;
  overflow-y: hidden;
  overflow: scroll;
  position: -webkit-sticky;
  position: sticky;
  top: 5vh;
  padding-bottom: 100px;
}
.web-mag-current {
  background-color: #515961;
}
a.contents-list-a {
  color: #F0EFEF;
}
a.contents-list-a:hover {
  color: #B2B2B2;
}
.no-ver3 {
  background-color: #262B2F;
  border-radius: 5px;
  padding: 2px 6px;
  font-size: 1.4rem;
  margin-right: 8px;
  letter-spacing: 0.1rem;
}
.chap-ora {
  color: #FFA617;
  font-family: 'Alegreya Sans SC', sans-serif;
}
.chap-blue {
  color: #7ACDD3;
  font-family: 'Alegreya Sans SC', sans-serif;
}
.contents-list-chap-title {
  padding: 25px 0 10px 10px;
  font-size: 1.6rem;
  color: #fff;
  line-height: 2rem;
}
.language {
  background-color: #F4F7F7;
  border-radius: 10px;
  padding: 10px;
  font-family: 'Alegreya Sans SC', sans-serif;
  margin-bottom: 30px;
  max-width: 90%;
  display: block;
}
.language h3 {
  font-size: 2.4rem;
  font-family: 'Alegreya Sans SC', sans-serif;
  color: #77868E;
  margin-bottom: 10px;
}
.webmag-article-ver3 {
  max-width: 100%;
  margin: 0 auto;
}
.webmag-article-ver3 p {
  line-height: 4.3rem;
  font-size: 1.8rem;
  color: #131313;
  font-weight: normal;
}
.webmag-article-ver3 img {
  max-width: 100%;
  width: 680px;
  margin: 20px auto 50px auto;
  display: block;
}
.webmag-article-ver3 p > a {
  color: #44b0b0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.web-mag-side-ad {
  display: flex;
  flex-direction: column;
  min-width: 250px;
  gap: 20px;
}
.ad-label {
  font-size: 13px;
  color: #666;
  margin-bottom: 0;
  text-align: center;
}
.ad-slot {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: 0;
}
/* Multiplex広告が使うinsタグの余白を除去 */
.ad-slot > ins {
  display: block;
  margin-bottom: 0 !important;
  padding-bottom: 0 !important;
}
/* iframeが存在する場合の対応（念のため） */
.ad-slot iframe {
  display: block;
  margin: 0 !important;
  padding: 0 !important;
  vertical-align: top;
}
.sticky-ad {
  position: sticky;
  top: 140px; /* 画面上から 100px 下で止まる */
  align-self: flex-start;
  z-index: 5;
}
.webmag-breadcrumb-ver3 {
  font-size: 1.3rem;
}
.wp-block-jetpack-slideshow {
  max-width: 860px;
}
/*-----------------web-mag-ver3-pager---------------------*/
.web-mag-ver3-pager {
  font-family: 'Alegreya Sans SC', sans-serif;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(110px, 1fr) 5fr;
  margin: 50px 0 80px 0;
}
.pager-text {
  margin-top: 20px;
}
.pager-inner {
  margin: 0 auto;
  width: 90%;
}
.pager-text p, .pager-text2 p {
  display: block;
  line-height: 1.8rem;
  text-align: center;
  letter-spacing: 0.2rem;
  color: #262B2F;
  font-weight: bold;
}
.pager-text2 {
  border-right: 1px dotted #77868E;
  padding-right: 20px;
  color: #171717;
  float: left;
  margin-top: 10px;
}
.text-right {
  margin-left: 120px;
  line-height: 60px;
  padding-top: 8px;
  margin-top: 8px;
}
.btn-prev, .btn-next {
  display: flex;
  align-items: center;
  justify-content: space-around;
  vertical-align: middle;
}
.btn-prev a:hover, .btn-next a:hover {
  -webkit-box-shadow: 0px 0px 0px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 0px 0px rgba(0, 0, 0, 0.2);
}
.btn-prev a {
  border: 1px solid #77868E;
  border-radius: 10px;
  line-height: 1.4rem;
  min-height: 70px;
  background-color: #fff;
  -webkit-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.2);
  width: 100%;
}
.btn-next a {
  background-color: #FFFE50;
  border-radius: 10px;
  color: #77868E;
  min-height: 70px;
  -webkit-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.2);
  width: 100%;
}