@charset "UTF-8";
html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, sub, sup, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-size: 100%;
  vertical-align: baseline;
  background: transparent; }

body {
  font-family: 'Hiragino Kaku Gothic Pro', 'ヒラギノ角ゴ Pro W3', Meiryo, メイリオ, '游ゴシック Medium', 'Yu Gothic Medium', '游ゴシック体', 'Yu Gothic', YuGothic, 'MS PGothic', Osaka, arial, sans-serif;
  color: #333333; }

@media screen and (max-width: 1000px) {
  html {
    font-size: 10px;
    font-size: 1.0rem; }
    html .br-pc {
      display: none; } }
@media screen and (min-width: 1001px) {
  html .br-sp {
    display: none; } }

.steam_logo img {
  height: 56px;
  margin: 20px 0 0 20px; }
  @media screen and (max-width: 1000px) {
    .steam_logo img {
      height: 37px; } }

.kv {
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  background-image: url("../image/mainvisual.jpg");
  height: 48.3vw;
  background-position: center; }
  @media screen and (max-width: 1000px) {
    .kv {
      height: 80vw;
      background-image: url("../image/mainvisual_sp.jpg"); } }

.logo {
  text-align: center; }
  .logo img {
    margin: auto;
    margin-top: 80px;
    width: 60vw; }
    @media (max-width: 1000px) {
      .logo img {
        width: 80vw;
        margin-top: 10vw; } }

.contents {
  width: 990px;
  margin: auto; }
  @media (max-width: 1000px) {
    .contents {
      width: 85%; } }

.catch {
  margin-top: 50px; }
  @media (max-width: 1000px) {
    .catch {
      margin-top: 20px; } }

h2 {
  font-size: 40px;
  text-align: center;
  padding: 50px 0 20px 0; }
  @media (max-width: 1000px) {
    h2 {
      font-size: max(4vw, 18px); } }

h3 {
  font-size: 30px;
  text-decoration: underline;
  text-decoration-color: #9F823F;
  padding: 30px 0 10px 0; }
  @media (max-width: 1000px) {
    h3 {
      font-size: max(3vw, 14px);
      padding: 10px 0;
      text-align: center; } }

.movie {
  margin: 50px 0; }
  @media (max-width: 1000px) {
    .movie {
      margin: 10px 0; } }

h1 {
  font-weight: 600;
  text-decoration: underline;
  font-size: 60px;
  text-align: center;
  padding-top: 50px; }
  @media (max-width: 1000px) {
    h1 {
      font-size: max(6vw, 24px);
      padding-top: 30px; } }

.video-title {
  text-align: center;
  font-size: 20px; }
  @media (max-width: 1000px) {
    .video-title {
      font-size: max(2vw, 14px);
      margin: 3px 0; } }

.video-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 990px;
  margin: 30px auto 0 auto; }
  @media (max-width: 1000px) {
    .video-list {
      width: 100%; } }

.video-item {
  width: calc(33.33% - 20px); }
  .video-item iframe {
    width: 310px;
    aspect-ratio: 16 / 9; }
  @media (max-width: 1000px) {
    .video-item {
      width: calc(50% - 10px);
      margin-bottom: 10px; }
      .video-item iframe {
        width: 100%;
        aspect-ratio: 16 / 9;
        background-color: #333333; } }

.news {
  margin: 50px 0;
  text-align: center; }
  @media screen and (max-width: 1000px) {
    .news {
      margin: 30px 0; } }

.bg {
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  width: 100%; }

.movie h1 {
  margin-top: 0px; }

.about {
  background-image: url("../image/bg_about.jpg");
  color: #ffffff; }
  .about .container {
    padding-bottom: 50px; }
    @media screen and (max-width: 1000px) {
      .about .container {
        padding-bottom: 30px; } }

/*2*/
ul li.twocolumn {
  display: flex; }
  @media screen and (max-width: 1000px) {
    ul li.twocolumn {
      flex-direction: column; } }

.container {
  max-width: 990px;
  margin: 0 auto;
  padding: 50px 0; }
  @media screen and (max-width: 1000px) {
    .container {
      width: 85%;
      padding: 10px 0; } }

.column {
  flex: 1;
  width: 480px;
  max-width: 100%;
  margin-right: 30px; }
  .column img {
    width: 100%;
    height: auto; }
  @media screen and (max-width: 1000px) {
    .column {
      width: 100%;
      margin: 10px 0; } }
  .column h3 {
    margin: 0;
    font-weight: 600;
    font-size: 25px; }
    @media screen and (max-width: 1000px) {
      .column h3 {
        font-size: max(2.5vw, 18px); } }
  .column p {
    font-size: 18px; }
    @media screen and (max-width: 1000px) {
      .column p {
        font-size: max(2vw, 14px); } }

.detail {
  padding: 50px 0; }
  .detail .order1 {
    margin-right: 0px; }
  .detail .order3 {
    margin-right: 30px; }
  .detail .order4 {
    margin-right: 0px; }
  @media screen and (max-width: 1000px) {
    .detail {
      padding: 10px 0; }
      .detail .order1 {
        order: 1; }
      .detail .order2 {
        order: 2; }
      .detail .order3 {
        order: 3;
        margin-left: 0px; }
      .detail .order4 {
        order: 4; } }

.container.about-detail {
  padding: 25px 0; }
  @media screen and (max-width: 1000px) {
    .container.about-detail {
      padding: 10px 0;
      width: 100%; } }

.product {
  background-image: url("../image/bg_product.jpg");
  text-align: center;
  padding-bottom: 50px;
  color: #ffffff; }
  .product .product-logo {
    width: 400px;
    margin: 30px 0 10px 0; }
    @media screen and (max-width: 1000px) {
      .product .product-logo {
        width: max(40%, 200px); } }
  @media screen and (max-width: 1000px) {
    .product h2 {
      margin-top: 50px; } }
  @media screen and (max-width: 1000px) {
    .product .btn.btn-flat {
      width: 85%; } }
  @media screen and (max-width: 1000px) {
    .product .btn.btn-flat.small {
      width: 100%; } }

.steam {
  padding: 50px 0; }
  @media screen and (max-width: 1000px) {
    .steam {
      overflow-x: scroll;
      background-color: #1b2838;
      margin: 50px 5%;
      padding: 10px 10px; } }
  .steam iframe {
    width: 650px;
    height: 190px;
    border: 0; }

footer {
  background-color: #333333;
  width: 100%;
  padding: 30px 0;
  border-top: 5px solid #9F823F; }
  @media screen and (max-width: 1000px) {
    footer {
      padding: 10px 0; } }

.footer_wrapper {
  width: 990px;
  text-align: right;
  margin: auto; }
  @media screen and (max-width: 1000px) {
    .footer_wrapper {
      width: 85%; } }

@media screen and (max-width: 1000px) {
  .artdink_logo img {
    height: 40px; } }

.link {
  color: #ffffff; }
  @media screen and (max-width: 1000px) {
    .link {
      font-size: max(1.8vw, 13px); } }

.sns_icon {
  display: flex;
  text-decoration: none;
  justify-content: flex-end;
  align-items: center;
  list-style: none;
  margin: 10px auto; }
  .sns_icon li {
    margin: 0 10px; }
  .sns_icon img {
    height: 30px; }

.copy {
  margin-top: 10px;
  color: #ffffff;
  font-size: 12px; }
  @media screen and (max-width: 1000px) {
    .copy {
      font-size: max(1vw, 10px); } }

/*bottun*/
.btn, a.btn, button.btn {
  font-weight: 600;
  font-size: 20px;
  line-height: 2;
  position: relative;
  display: inline-block;
  padding: 5px 0;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  color: #333333;
  letter-spacing: 2px; }
  @media screen and (max-width: 1000px) {
    .btn, a.btn, button.btn {
      font-size: max(2.5vw, 16px);
      line-height: 1.5; } }

a.btn-flat {
  overflow: hidden;
  padding: 15px 0px;
  color: #fff;
  border-radius: 0;
  background: #333333; }
  a.btn-flat span {
    position: relative; }
  a.btn-flat:before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    content: '';
    -webkit-transition: all .5s ease-in-out;
    transition: all .5s ease-in-out;
    -webkit-transform: translateX(-96%);
    transform: translateX(-96%);
    background: #9F823F; }
  a.btn-flat:hover:before {
    -webkit-transform: translateX(0%);
    transform: translateX(0%); }
  a.btn-flat:after {
    content: '';
    width: 15px;
    height: 15px;
    border-top: 3px solid #FFF;
    border-right: 3px solid #FFF;
    transform: rotate(45deg) translateY(-50%);
    position: absolute;
    top: 48%;
    right: 20px;
    border-radius: 1px;
    transition: 0.3s ease-in-out; }

.btn-flat a:hover:after {
  border-color: #FFF; }

.btn.btn-flat {
  width: 650px; }
  @media screen and (max-width: 1000px) {
    .btn.btn-flat {
      width: 100%; } }

.btn.small {
  width: 100%;
  font-size: 14px;
  padding: 10px 0px;
  margin-top: 20px;
  background: #9F823F;
  color: #FFF; }
  .btn.small:after {
    content: '';
    width: 10px;
    height: 10px;
    border-top: 3px solid #FFF;
    border-right: 3px solid #FFF;
    transform: rotate(45deg) translateY(-50%);
    position: absolute;
    top: 47%;
    right: 20px;
    border-radius: 1px;
    transition: 0.3s ease-in-out; }

/*table*/
.custom-table {
  border-collapse: collapse;
  width: 650px;
  margin: 30px auto;
  font-size: 18px; }
  @media screen and (max-width: 1000px) {
    .custom-table {
      width: 85%;
      font-size: max(2vw, 14px);
      border-spacing: 0px;
      margin: 10px auto; } }

.left-cell, .right-cell {
  padding: 5px 0;
  text-align: left; }
  @media screen and (max-width: 1000px) {
    .left-cell, .right-cell {
      width: 100%;
      display: block;
      padding: 0; } }

.left-cell {
  width: 140px;
  color: #9F823F;
  font-weight: 600; }
  @media screen and (max-width: 1000px) {
    .left-cell {
      margin-top: 10px;
      width: 100%; } }

.right-cell {
  width: 480px; }
  @media screen and (max-width: 1000px) {
    .right-cell {
      width: 100%; } }

.product-coution {
  font-weight: 300;
  width: 650px;
  font-size: 13px;
  margin: auto;
  text-align: left; }
  @media screen and (max-width: 1000px) {
    .product-coution {
      width: 100%;
      font-size: max(1.6vw, 12px); } }

/*accordion*/
.accordion-001 {
  max-width: 990px;
  background-color: #333333;
  margin: 20px auto 30px auto; }
  .accordion-001 summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    padding: 1em 2em;
    background-color: #9F823F;
    color: #fff;
    font-weight: 600;
    cursor: pointer; }
    .accordion-001 summary::-webkit-details-marker {
      display: none; }
    .accordion-001 summary::before, .accordion-001 summary::after {
      width: 3px;
      height: .9em;
      border-radius: 5px;
      background-color: #fff;
      content: ''; }
    .accordion-001 summary::before {
      position: absolute;
      right: 2em;
      transform: rotate(90deg); }
    .accordion-001 summary::after {
      transition: rotate .3s; }
  .accordion-001[open] summary::after {
    transform: rotate(90deg); }
  .accordion-001 p {
    transform: translateY(-10px);
    opacity: 0;
    margin: 0;
    padding: 1em 2em 2em 2em;
    transition: transform .5s, opacity .5s; }
  .accordion-001[open] p {
    transform: none;
    opacity: 1; }
  @media screen and (max-width: 1000px) {
    .accordion-001 {
      width: 100%; } }

.train-list p {
  font-size: 12px;
  color: #ffffff;
  column-count: 3; }
@media screen and (max-width: 1000px) {
  .train-list {
    height: 70vw;
    overflow-y: scroll;
    overflow-x: hidden; }
    .train-list p {
      font-size: max(1.2vw, 12px);
      column-count: 1; } }

span.train-company {
  color: #9F823F;
  font-size: 15px;
  font-weight: 600;
  margin-top: 10px;
  display: block; }

.bannar {
  margin-top: -100px;
  z-index: 10;
  position: relative; }
  .bannar ul {
    text-align: right;
    margin: 30px auto; }
    .bannar ul li {
      display: inline-block;
      list-style: none; }
      .bannar ul li img {
        transition-property: opacity;
        transition-duration: 0.5s; }
        @media screen and (max-width: 1000px) {
          .bannar ul li img {
            width: 85%; } }
      .bannar ul li img:hover {
        opacity: 0.8; }

/*========= 下部ページのCSS ===============*/
header.under {
  background-color: #333333;
  height: auto;
  padding: 0px;
  margin: 0px;
  border-bottom: 5px solid #9F823F;
  background-image: url("../image/pattern_railroad_0.5_2_0-0_0_1_00000069_a08340.png"); }
  header.under h1 {
    padding: 40px;
    color: white; }
    @media (max-width: 1000px) {
      header.under h1 {
        padding: 30px; } }

main .under {
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  background-position: center;
  background-attachment: fixed;
  background-image: url("../image/mainvisual.jpg"); }
  main .under .toumei {
    background-color: rgba(255, 255, 255, 0.7);
    padding-bottom: 60px; }
  main .under p {
    margin: 30px 0;
    font-size: 18px; }
    @media screen and (max-width: 1000px) {
      main .under p {
        font-size: max(2vw, 14px); } }
  main .under .video-list {
    margin-bottom: 50px; }
    main .under .video-list p {
      margin: 0px;
      text-align: center; }
  main .under .foot {
    margin-bottom: 50px; }
  main .under .product-logo {
    width: 80%;
    margin: auto;
    display: block; }
  main .under ul {
    padding: 0px; }
  @media screen and (max-width: 1000px) {
    main .under img.column {
      margin: auto; } }
  main .under .btn.small {
    margin-top: 10px; }
  main .under .item {
    margin: 30px 0; }
    @media screen and (max-width: 1000px) {
      main .under .item {
        text-align: center;
        margin: 10px 0 60px 0; } }
    main .under .item .item-left {
      float: left;
      width: 20%; }
      @media screen and (max-width: 1000px) {
        main .under .item .item-left {
          float: none; } }
    main .under .item .item-right {
      float: right;
      width: 75%; }
      main .under .item .item-right p {
        margin: 10px 0; }
      @media screen and (max-width: 1000px) {
        main .under .item .item-right {
          float: none;
          width: 100%; } }
    main .under .item .clear {
      clear: both; }
  main .under .left-cell {
    color: black; }

/*========= ナビゲーションのためのCSS ===============*/
#g-nav {
  /*position:fixed;にし、z-indexの数値を大きくして前面へ*/
  position: fixed;
  z-index: 999;
  /*ナビのスタート位置と形状*/
  top: -120%;
  left: 0;
  width: 100%;
  height: 100vh;
  /*ナビの高さ*/
  background: #999;
  /*動き*/
  transition: all 0.6s; }

/*アクティブクラスがついたら位置を0に*/
#g-nav.panelactive {
  top: 0; }

/*ナビゲーションの縦スクロール*/
#g-nav.panelactive #g-nav-list {
  /*ナビの数が増えた場合縦スクロール*/
  position: fixed;
  z-index: 999;
  width: 100%;
  height: 100vh;
  /*表示する高さ*/
  overflow: auto;
  -webkit-overflow-scrolling: touch; }

/*ナビゲーション*/
#g-nav ul {
  /*ナビゲーション天地中央揃え*/
  position: absolute;
  z-index: 999;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%); }

/*リストのレイアウト設定*/
#g-nav li {
  list-style: none;
  text-align: center; }

#g-nav li a {
  color: #333;
  text-decoration: none;
  padding: 10px 0;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: bold; }

/*ボタン外側※レイアウトによってpositionや形状は適宜変更してください*/
.openbtn {
  	/*ボタン内側の基点となるためrelativeを指定。
  追従するナビゲーションの場合はfixed＋top、rightといった位置をセットで指定*/
  position: fixed;
  z-index: 9999;
  /*ボタンを最前面に*/
  top: 15px;
  right: 15px;
  background: black;
  cursor: pointer;
  width: 50px;
  height: 50px;
  border-radius: 5px; }

/*ボタン内側*/
.openbtn span {
  display: inline-block;
  transition: all .4s;
  /*アニメーションの設定*/
  position: absolute; }

.openbtn span:nth-of-type(1),
.openbtn span:nth-of-type(3) {
  height: 2px;
  background: white;
  width: 62%;
  left: 10px; }

.openbtn span:nth-of-type(1) {
  top: 13px; }

.openbtn span:nth-of-type(2) {
  top: 19px;
  left: 11px;
  font-size: 0.6rem;
  text-transform: uppercase;
  color: #fff; }

.openbtn span:nth-of-type(3) {
  top: 36px; }

/*activeクラスが付与されると線が回転して×になり、Menu表記をしている2つ目の要素が透過して消える*/
.openbtn.active span:nth-of-type(1) {
  top: 18px;
  left: 18px;
  transform: translateY(6px) rotate(-45deg);
  width: 30%; }

.openbtn.active span:nth-of-type(2) {
  opacity: 0; }

.openbtn.active span:nth-of-type(3) {
  top: 30px;
  left: 18px;
  transform: translateY(-6px) rotate(45deg);
  width: 30%; }

/*==================================================
スライダーのためのcss
===================================*/
.slider {
  /*横幅94%で左右に余白を持たせて中央寄せ*/
  width: 94%;
  margin: 50px auto; }
  @media screen and (max-width: 1000px) {
    .slider {
      font-size: 9px; } }

.slider img {
  width: 650px;
  /*スライダー内の画像を60vwにしてレスポンシブ化*/
  height: auto;
  box-shadow: 0 3px 4px rgba(0, 0, 0, 0.32);
  /*影*/ }
  @media screen and (max-width: 1000px) {
    .slider img {
      width: 60vw; } }

.slider .slick-slide {
  transform: scale(0.8);
  /*左右の画像のサイズを80%に*/
  transition: all .5s;
  /*拡大や透過のアニメーションを0.5秒で行う*/
  opacity: 0.5;
  /*透過50%*/ }

.slider .slick-slide.slick-center {
  transform: scale(1);
  /*中央の画像のサイズだけ等倍に*/
  opacity: 1;
  /*透過なし*/ }

/*矢印の設定*/
/*戻る、次へ矢印の位置*/
.slick-prev,
.slick-next {
  position: absolute;
  /*絶対配置にする*/
  top: 42%;
  cursor: pointer;
  /*マウスカーソルを指マークに*/
  outline: none;
  /*クリックをしたら出てくる枠線を消す*/
  border-top: 2px solid #666;
  /*矢印の色*/
  border-right: 2px solid #666;
  /*矢印の色*/
  height: 15px;
  width: 15px; }

.slick-prev {
  /*戻る矢印の位置と形状*/
  left: -1.5%;
  transform: rotate(-135deg); }

.slick-next {
  /*次へ矢印の位置と形状*/
  right: -1.5%;
  transform: rotate(45deg); }

/*ドットナビゲーションの設定*/
.slick-dots {
  text-align: center;
  margin: 20px 0 0 0; }

.slick-dots li {
  display: inline-block;
  margin: 0 5px; }

.slick-dots button {
  color: transparent;
  outline: none;
  width: 8px;
  /*ドットボタンのサイズ*/
  height: 16px;
  /*ドットボタンのサイズ*/
  display: block;
  background: #ccc;
  /*ドットボタンの色*/ }

.slick-dots .slick-active button {
  background: #333;
  /*ドットボタンの現在地表示の色*/ }

/*==================================================
ページトップのためのcss
===================================*/
#page-top {
  display: flex;
  justify-content: center;
  align-items: center;
  background: black;
  border-radius: 5px;
  width: 50px;
  height: 50px;
  color: #fff;
  text-align: center;
  text-transform: uppercase;
  text-decoration: none;
  font-size: 0.6rem;
  transition: all 0.3s;
  position: fixed;
  right: 15px;
  bottom: 15px;
  z-index: 2;
  /*はじめは非表示*/
  opacity: 0;
  transform: translateY(100px);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column; }

#page-top:hover {
  background: #777; }

/*　上に上がる動き　*/
#page-top.UpMove {
  animation: UpAnime 0.5s forwards; }

@keyframes UpAnime {
  from {
    opacity: 0;
    transform: translateY(100px); }
  to {
    opacity: 1;
    transform: translateY(0); } }
/*　下に下がる動き　*/
#page-top.DownMove {
  animation: DownAnime 0.5s forwards; }

@keyframes DownAnime {
  from {
    opacity: 1;
    transform: translateY(0); }
  to {
    opacity: 1;
    transform: translateY(100px); } }
#page-top::before {
  /* ④絶対必要 */
  content: "";
  display: block;
  /* ⑤三角のサイズ */
  width: 10px;
  height: 10px;
  /* ⑥三角の線と回転角度 */
  border-top: 2px solid white;
  border-right: 2px solid white;
  transform: rotate(-45deg); }