@charset "UTF-8";
/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline; }

/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
  display: block; }

body {
  line-height: 1; }

ol, ul {
  list-style: none; }

blockquote, q {
  quotes: none; }

blockquote:before, blockquote:after,
q:before, q:after {
  content: '';
  content: none; }

table {
  border-collapse: collapse;
  border-spacing: 0; }

html {
  font-size: 62.5%; }

body {
  line-height: 1.6;
  font-family: "Noto Sans JP", "游ゴシック", YuGothic, "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "メイリオ", Meiryo, sans-serif;
  letter-spacing: .03em;
  font-size: 14px;
  color: #000;
  background: #fff;
  -webkit-font-smoothing: antialiased; }

.sp {
  display: none; }

::-moz-selection {
  background: #333;
  color: #fff; }

::selection {
  background: #333;
  color: #fff; }

a {
  color: #0896b4; }
  a:hover {
    opacity: 0.7;
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }

img {
  vertical-align: top; }

ul, ol {
  list-style: none; }

.cf {
  zoom: 1; }
  .cf:before, .cf:after {
    content: '';
    display: table; }
  .cf:after {
    clear: both; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 600; }

#wrap {
  overflow: hidden; }
  #wrap header {
    position: relative;
    width: 100%;
    height: 90px;
    z-index: 2;
    background: #fff; }
    #wrap header h1 {
      position: absolute;
      top: 26px;
      left: 34px;
      width: 153px; }
      #wrap header h1 a {
        position: relative;
        display: block;
        width: 100%;
        height: 100%; }
        #wrap header h1 a img {
          width: 100%;
          height: auto; }
    #wrap header .right-col {
      position: absolute;
      top: 0px;
      right: 34px;
      display: -webkit-flex;
      display: -ms-flexbox;
      display: flex; }
      #wrap header .right-col .share-box {
        position: relative;
        top: 32px;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex; }
        #wrap header .right-col .share-box p {
          position: relative;
          top: 5px;
          width: 54px;
          margin-right: 27px; }
          #wrap header .right-col .share-box p img {
            width: 100%;
            height: auto; }
        #wrap header .right-col .share-box ul {
          display: -webkit-flex;
          display: -ms-flexbox;
          display: flex; }
          #wrap header .right-col .share-box ul li {
            width: 22px; }
            #wrap header .right-col .share-box ul li:nth-child(n+2) {
              margin-left: 20px; }
            #wrap header .right-col .share-box ul li a {
              transition: all 150ms cubic-bezier(0.215, 0.61, 0.355, 1); }
              #wrap header .right-col .share-box ul li a:hover {
                opacity: 0.7;
                -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
            #wrap header .right-col .share-box ul li img {
              width: 100%;
              height: auto; }
      #wrap header .right-col .link-bridgestone {
        position: relative;
        top: 32px;
        width: 174px;
        margin-left: 40px;
        transition: all 150ms cubic-bezier(0.215, 0.61, 0.355, 1); }
        #wrap header .right-col .link-bridgestone:hover {
          opacity: 0.7;
          -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
        #wrap header .right-col .link-bridgestone img {
          width: 100%;
          height: auto; }
  #wrap main {
    display: block;
    background: url("../img/bg_article.jpg") top center; }
    #wrap main section.main {
      position: relative;
      width: 100%;
      cursor: pointer;
      background: #fff;
      z-index: 10; }
      #wrap main section.main .keyvisual {
        position: relative;
        width: 100%;
        transition: all 100ms cubic-bezier(0.215, 0.61, 0.355, 1); }
        #wrap main section.main .keyvisual img {
          width: 100%;
          height: auto; }
      #wrap main section.main .ttl-box {
        position: relative;
        width: 100%;
        height: 286px;
        background: url("../img/bg_ttl.png") top right no-repeat;
        background-size: cover;
        padding-top: 48px;
        box-sizing: border-box; }
        #wrap main section.main .ttl-box .image {
          position: relative;
          width: 760px;
          margin: 0 auto; }
          #wrap main section.main .ttl-box .image img {
            width: 100%;
            height: auto; }
      #wrap main section.main ul.decoration {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 100; }
        #wrap main section.main ul.decoration li {
          position: absolute;
          width: 120px; }
          #wrap main section.main ul.decoration li img {
            width: 100%;
            height: auto; }
          #wrap main section.main ul.decoration li:nth-child(1) {
            width: 4.5%;
            top: 10%;
            left: 49.5%;
            -webkit-transform: translate(-50%, -50%);
                -ms-transform: translate(-50%, -50%);
                    transform: translate(-50%, -50%); }
          #wrap main section.main ul.decoration li:nth-child(2) {
            width: 80px;
            top: auto;
            bottom: 185px;
            left: 10%;
            -webkit-transform: translate(-50%, -50%);
                -ms-transform: translate(-50%, -50%);
                    transform: translate(-50%, -50%); }
          #wrap main section.main ul.decoration li:nth-child(3) {
            width: 60px;
            top: auto;
            bottom: -40px;
            right: 120px;
            -webkit-transform: translate(-50%, -50%);
                -ms-transform: translate(-50%, -50%);
                    transform: translate(-50%, -50%); }
          #wrap main section.main ul.decoration li:nth-child(4) {
            width: 100px;
            top: auto;
            bottom: 0px;
            right: 0px;
            -webkit-transform: translate(-50%, -50%);
                -ms-transform: translate(-50%, -50%);
                    transform: translate(-50%, -50%); }
      #wrap main section.main:after {
        position: absolute;
        content: "";
        bottom: -35px;
        left: 50%;
        background: url("../img/icon_scroll.png");
        -webkit-transform: translateX(-50%);
            -ms-transform: translateX(-50%);
                transform: translateX(-50%);
        width: 70px;
        height: 70px;
        background-size: 100% 100%; }
    #wrap main section.lead-box {
      position: relative;
      width: 100%;
      height: 439px;
      background: url("../img/bg_lead.png") top center;
      padding: 102px 0 0;
      box-sizing: border-box; }
      #wrap main section.lead-box .image {
        position: relative;
        width: 810px;
        margin: 0 auto; }
        #wrap main section.lead-box .image img {
          width: 100%;
          height: auto; }
    #wrap main section.chapter-1,
    #wrap main section.chapter-2,
    #wrap main section.chapter-3,
    #wrap main section.chapter-4 {
      position: relative;
      width: 100%;
      padding: 80px 0 120px; }
      #wrap main section.chapter-1 .ttl-box,
      #wrap main section.chapter-2 .ttl-box,
      #wrap main section.chapter-3 .ttl-box,
      #wrap main section.chapter-4 .ttl-box {
        position: relative;
        width: 1080px;
        margin: 0 auto 0; }
        #wrap main section.chapter-1 .ttl-box h2,
        #wrap main section.chapter-2 .ttl-box h2,
        #wrap main section.chapter-3 .ttl-box h2,
        #wrap main section.chapter-4 .ttl-box h2 {
          position: relative;
          width: 600px;
          margin: 0 auto 0 0;
          z-index: 2; }
          #wrap main section.chapter-1 .ttl-box h2 span.label,
          #wrap main section.chapter-2 .ttl-box h2 span.label,
          #wrap main section.chapter-3 .ttl-box h2 span.label,
          #wrap main section.chapter-4 .ttl-box h2 span.label {
            position: relative;
            display: block;
            margin-bottom: 20px; }
            #wrap main section.chapter-1 .ttl-box h2 span.label img,
            #wrap main section.chapter-2 .ttl-box h2 span.label img,
            #wrap main section.chapter-3 .ttl-box h2 span.label img,
            #wrap main section.chapter-4 .ttl-box h2 span.label img {
              width: 183px;
              height: auto; }
          #wrap main section.chapter-1 .ttl-box h2 img,
          #wrap main section.chapter-2 .ttl-box h2 img,
          #wrap main section.chapter-3 .ttl-box h2 img,
          #wrap main section.chapter-4 .ttl-box h2 img {
            width: 100%;
            height: auto; }
        #wrap main section.chapter-1 .ttl-box:before,
        #wrap main section.chapter-2 .ttl-box:before,
        #wrap main section.chapter-3 .ttl-box:before,
        #wrap main section.chapter-4 .ttl-box:before {
          position: absolute;
          content: "";
          top: 0;
          left: 0;
          background: url("../img/icon_snow.png");
          width: 100px;
          height: 100px;
          background-size: 100% 100%; }
        #wrap main section.chapter-1 .ttl-box:after,
        #wrap main section.chapter-2 .ttl-box:after,
        #wrap main section.chapter-3 .ttl-box:after,
        #wrap main section.chapter-4 .ttl-box:after {
          position: absolute;
          content: "";
          left: 0;
          background: url("../img/icon_snow.png");
          width: 100px;
          height: 100px;
          background-size: 100% 100%;
          z-index: 0; }
      #wrap main section.chapter-1 article,
      #wrap main section.chapter-2 article,
      #wrap main section.chapter-3 article,
      #wrap main section.chapter-4 article {
        position: relative;
        width: 1080px;
        margin: 54px auto 0px;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex; }
        #wrap main section.chapter-1 article .copy-box,
        #wrap main section.chapter-2 article .copy-box,
        #wrap main section.chapter-3 article .copy-box,
        #wrap main section.chapter-4 article .copy-box {
          -webkit-flex: 1;
              -ms-flex: 1;
                  flex: 1;
          margin-right: 72px; }
          #wrap main section.chapter-1 article .copy-box p,
          #wrap main section.chapter-2 article .copy-box p,
          #wrap main section.chapter-3 article .copy-box p,
          #wrap main section.chapter-4 article .copy-box p {
            position: relative;
            top: -8px;
            line-height: 2.15;
            font-size: 18px;
            margin: 0; }
        #wrap main section.chapter-1 article .image-box,
        #wrap main section.chapter-2 article .image-box,
        #wrap main section.chapter-3 article .image-box,
        #wrap main section.chapter-4 article .image-box {
          width: 450px; }
          #wrap main section.chapter-1 article .image-box ul,
          #wrap main section.chapter-2 article .image-box ul,
          #wrap main section.chapter-3 article .image-box ul,
          #wrap main section.chapter-4 article .image-box ul {
            width: 100%; }
            #wrap main section.chapter-1 article .image-box ul li,
            #wrap main section.chapter-2 article .image-box ul li,
            #wrap main section.chapter-3 article .image-box ul li,
            #wrap main section.chapter-4 article .image-box ul li {
              width: 100%; }
              #wrap main section.chapter-1 article .image-box ul li:nth-child(n+2),
              #wrap main section.chapter-2 article .image-box ul li:nth-child(n+2),
              #wrap main section.chapter-3 article .image-box ul li:nth-child(n+2),
              #wrap main section.chapter-4 article .image-box ul li:nth-child(n+2) {
                margin: 50px 0 0; }
              #wrap main section.chapter-1 article .image-box ul li .image,
              #wrap main section.chapter-2 article .image-box ul li .image,
              #wrap main section.chapter-3 article .image-box ul li .image,
              #wrap main section.chapter-4 article .image-box ul li .image {
                width: 100%;
                border-radius: 10px;
                overflow: hidden; }
                #wrap main section.chapter-1 article .image-box ul li .image img,
                #wrap main section.chapter-2 article .image-box ul li .image img,
                #wrap main section.chapter-3 article .image-box ul li .image img,
                #wrap main section.chapter-4 article .image-box ul li .image img {
                  width: 100%;
                  height: auto; }
              #wrap main section.chapter-1 article .image-box ul li .caption,
              #wrap main section.chapter-2 article .image-box ul li .caption,
              #wrap main section.chapter-3 article .image-box ul li .caption,
              #wrap main section.chapter-4 article .image-box ul li .caption {
                margin: 20px 0 0;
                font-size: 14px;
                line-height: 1.6; }
    #wrap main section.chapter-1 .ttl-box:before {
      top: 150px;
      left: 460px;
      background: url("../img/icon_snow.png");
      width: 90px;
      height: 90px;
      background-size: 100% 100%; }
    #wrap main section.chapter-1 .ttl-box:after {
      top: 0px;
      left: 600px;
      background: url("../img/icon_snow.png");
      width: 70px;
      height: 70px;
      background-size: 100% 100%; }
    #wrap main section.chapter-2 .ttl-box:before {
      top: -80px;
      left: 200px;
      background: url("../img/icon_snow.png");
      width: 90px;
      height: 90px;
      background-size: 100% 100%; }
    #wrap main section.chapter-2 .ttl-box:after {
      top: 64px;
      left: 800px;
      background: url("../img/icon_snow.png");
      width: 70px;
      height: 70px;
      background-size: 100% 100%; }
    #wrap main section.chapter-3 .ttl-box:before {
      top: -40px;
      left: -80px;
      background: url("../img/icon_snow.png");
      width: 50px;
      height: 50px;
      background-size: 100% 100%; }
    #wrap main section.chapter-3 .ttl-box:after {
      top: 56px;
      left: 530px;
      background: url("../img/icon_snow.png");
      width: 94px;
      height: 94px;
      background-size: 100% 100%; }
    #wrap main section.chapter-4 .ttl-box:before {
      top: 80px;
      left: -140px;
      background: url("../img/icon_snow.png");
      width: 115px;
      height: 115px;
      background-size: 100% 100%; }
    #wrap main section.chapter-4 .ttl-box:after {
      top: -56px;
      left: 720px;
      background: url("../img/icon_snow.png");
      width: 70px;
      height: 70px;
      background-size: 100% 100%; }
    #wrap main section.chapter-2:before, #wrap main section.chapter-4:before {
      position: absolute;
      content: "";
      top: 0;
      left: 50%;
      -webkit-transform: translateX(-50%);
          -ms-transform: translateX(-50%);
              transform: translateX(-50%);
      width: 150%;
      height: 100%;
      background: rgba(0, 168, 255, 0.15);
      filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feGaussianBlur stdDeviation="100" /></filter></svg>#filter');
      -webkit-filter: blur(100px);
              filter: blur(100px); }
    #wrap main section.chapter-2 article .copy-box {
      -webkit-order: 2;
          -ms-flex-order: 2;
              order: 2;
      margin: 0 0 0 72px; }
    #wrap main section.chapter-2 article .image-box {
      -webkit-order: 1;
          -ms-flex-order: 1;
              order: 1; }
    #wrap main section.chapter-4 article .copy-box {
      -webkit-order: 2;
          -ms-flex-order: 2;
              order: 2;
      margin: 0 0 0 72px; }
    #wrap main section.chapter-4 article .image-box {
      -webkit-order: 1;
          -ms-flex-order: 1;
              order: 1; }
    #wrap main section.chapter-4 .bnr-box {
      position: relative;
      width: 100%;
      margin: 150px auto 0;
      padding: 150px 0 40px; }
      #wrap main section.chapter-4 .bnr-box:before {
        position: absolute;
        content: "";
        top: 0;
        left: 50%;
        -webkit-transform: translateX(-50%);
            -ms-transform: translateX(-50%);
                transform: translateX(-50%);
        width: 150%;
        height: 500px;
        background: white;
        filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feGaussianBlur stdDeviation="75" /></filter></svg>#filter');
        -webkit-filter: blur(75px);
                filter: blur(75px); }
      #wrap main section.chapter-4 .bnr-box a {
        width: 800px;
        margin: 0 auto;
        position: relative;
        display: block;
        transition: all 150ms cubic-bezier(0.215, 0.61, 0.355, 1); }
        #wrap main section.chapter-4 .bnr-box a:hover {
          opacity: 0.7;
          -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
        #wrap main section.chapter-4 .bnr-box a img {
          width: 100%;
          height: auto; }
    #wrap main section.photo-gallery {
      position: relative;
      width: 100%;
      text-align: center;
      background: #eef4f8;
      background-size: 100% 100%;
      padding: 126px 0 108px; }
      #wrap main section.photo-gallery .ttl {
        position: relative;
        width: 386px;
        margin: 0 auto;
        z-index: 2; }
        #wrap main section.photo-gallery .ttl:before {
          position: absolute;
          content: "";
          top: 20px;
          left: -240px;
          background: url("../img/icon_snow.png");
          width: 120px;
          height: 120px;
          background-size: 100% 100%; }
        #wrap main section.photo-gallery .ttl:after {
          position: absolute;
          content: "";
          top: -150px;
          left: 600px;
          background: url("../img/icon_snow.png");
          width: 70px;
          height: 70px;
          background-size: 100% 100%; }
        #wrap main section.photo-gallery .ttl img {
          position: relative;
          width: 100%;
          height: auto;
          border-radius: 10px; }
      #wrap main section.photo-gallery .js-flickity {
        position: relative;
        width: 1080px;
        margin: 40px auto 0;
        overflow: hidden;
        z-index: 1; }
        #wrap main section.photo-gallery .js-flickity img {
          border-radius: 10px; }
        #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button {
          transition: all 100ms cubic-bezier(0.215, 0.61, 0.355, 1); }
          #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button:hover {
            opacity: 0.6;
            -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=60)"; }
          #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button svg {
            display: none; }
          #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button.previous {
            position: absolute;
            top: 50%;
            left: 20px;
            width: 70px;
            height: 70px;
            -webkit-transform: translateY(-50%);
                -ms-transform: translateY(-50%);
                    transform: translateY(-50%);
            background: url("../img/ico_arr_prev.png");
            background-size: 100% 100%;
            border: none;
            cursor: pointer; }
          #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button.next {
            position: absolute;
            top: 50%;
            right: 20px;
            width: 70px;
            height: 70px;
            -webkit-transform: translateY(-50%);
                -ms-transform: translateY(-50%);
                    transform: translateY(-50%);
            background: url("../img/ico_arr_next.png");
            background-size: 100% 100%;
            border: none;
            cursor: pointer; }
      #wrap main section.photo-gallery .thumbnail {
        letter-spacing: -0.4em;
        width: 1080px;
        margin: 0 auto;
        margin-top: 5px;
        cursor: pointer; }
        #wrap main section.photo-gallery .thumbnail ul {
          margin-top: 20px;
          display: -webkit-flex;
          display: -ms-flexbox;
          display: flex;
          -webkit-flex-wrap: wrap;
              -ms-flex-wrap: wrap;
                  flex-wrap: wrap; }
          #wrap main section.photo-gallery .thumbnail ul li {
            width: 130px;
            margin-right: 5px;
            margin-bottom: 5px;
            transition: all 200ms cubic-bezier(0.215, 0.61, 0.355, 1); }
            #wrap main section.photo-gallery .thumbnail ul li img {
              border-radius: 3px; }
            #wrap main section.photo-gallery .thumbnail ul li:hover {
              opacity: 0.6;
              -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=60)"; }
    #wrap main section.banner-box {
      background: #fff;
      padding: 156px 0 0; }
      #wrap main section.banner-box .bnr-box {
        width: 800px;
        text-align: center;
        margin: 0 auto;
        transition: all 150ms cubic-bezier(0.215, 0.61, 0.355, 1); }
        #wrap main section.banner-box .bnr-box:hover {
          opacity: 0.7;
          -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
        #wrap main section.banner-box .bnr-box img {
          width: 100%;
          height: auto; }
  #wrap footer {
    position: relative;
    width: 100%;
    text-align: center;
    padding-bottom: 150px; }
    #wrap footer .share-box {
      margin: 140px 0 0;
      display: -webkit-flex;
      display: -ms-flexbox;
      display: flex;
      -webkit-justify-content: center;
          -ms-flex-pack: center;
              justify-content: center; }
      #wrap footer .share-box .ttl {
        position: relative;
        top: 9px;
        width: 54px; }
        #wrap footer .share-box .ttl img {
          width: 100%;
          height: auto; }
      #wrap footer .share-box ul {
        margin-left: 36px;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-justify-content: center;
            -ms-flex-pack: center;
                justify-content: center; }
        #wrap footer .share-box ul li {
          width: 25px;
          transition: all 100ms cubic-bezier(0.215, 0.61, 0.355, 1); }
          #wrap footer .share-box ul li:hover {
            opacity: 0.7;
            -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
          #wrap footer .share-box ul li:nth-child(n+2) {
            margin-left: 24px; }
          #wrap footer .share-box ul li img {
            width: 100%;
            height: auto; }
    #wrap footer .copyright {
      margin: 44px 0 0; }
      #wrap footer .copyright small {
        position: relative;
        letter-spacing: 0.04em;
        padding-left: 44px;
        font-size: 14px; }
        #wrap footer .copyright small:before {
          position: absolute;
          content: "AD";
          top: -3px;
          left: 0px;
          padding: 6px 6px 5px 7px;
          line-height: 1;
          font-size: 12px;
          background: #0896b4;
          color: #fff; }
    #wrap footer .pagetop {
      position: relative;
      width: 60px;
      height: 60px;
      margin: 80px auto 0;
      background: #af8f4b;
      cursor: pointer;
      transition: all 100ms cubic-bezier(0.215, 0.61, 0.355, 1); }
      #wrap footer .pagetop:hover {
        opacity: 0.7;
        -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
      #wrap footer .pagetop img {
        position: relative;
        top: 23px;
        width: 22px;
        height: auto; }

.hover-alpha {
  transition: all 150ms cubic-bezier(0.215, 0.61, 0.355, 1); }
  .hover-alpha:hover {
    opacity: 0.7;
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; }
  @media screen and (max-width: 768px){
  .pc{
    display: none; }
  .sp{
    display: block; }
  #wrap header{
    height: 52px; }
  #wrap header h1{
    top: 15px;
    left: 16px;
    width: 90px; }
  #wrap header .right-col{
    right: 15px; }
  #wrap header .right-col .share-box{
    top: 18px; }
  #wrap header .right-col .share-box p{
    display: none; }
  #wrap header .right-col .share-box ul li{
    width: 15px; }
  #wrap header .right-col .share-box ul li:nth-child(n+2){
    margin-left: 13px; }
  #wrap header .right-col .link-bridgestone{
    top: 19px;
    width: 88px;
    margin-left: 20px; }
  #wrap main{
    width: 100%;
    overflow: hidden; }
  #wrap main section.main .ttl-box{
    height: auto;
    padding: 30px 0 40px;
    background: url("../img/bg_ttl_sp.jpg") top right no-repeat;
    background-size: cover; }
  #wrap main section.main .ttl-box .image{
    width: 100%; }
  #wrap main section.main ul.decoration li:nth-child(1){
    width: 11%;
    top: auto;
    bottom: 0%;
    left: 10%;
    -webkit-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%); }
  #wrap main section.main ul.decoration li:nth-child(2){
    display: none; }
  #wrap main section.main ul.decoration li:nth-child(3){
    width: 7.5%;
    top: 75%;
    left: 78%;
    -webkit-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%); }
  #wrap main section.main ul.decoration li:nth-child(4){
    width: 13.5%;
    bottom: auto;
    right: auto;
    top: 53%;
    left: 89%;
    -webkit-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%); }
  #wrap main section.main:after{
    width: 40px;
    height: 40px;
    bottom: -20px; }
  #wrap main section.lead-box{
    height: auto;
    background: url("../img/bg_lead_sp.png") top center;
    padding: 50px 0 100px;
    background-size: 100% 100%; }
  #wrap main section.lead-box .image{
    width: 75%; }
  #wrap main section.chapter-1,
        #wrap main section.chapter-2,
        #wrap main section.chapter-3,
        #wrap main section.chapter-4{
    padding: 72px 0 100px;
    background-size: 1000px auto; }
  #wrap main section.chapter-1 .ttl-box,
          #wrap main section.chapter-2 .ttl-box,
          #wrap main section.chapter-3 .ttl-box,
          #wrap main section.chapter-4 .ttl-box{
    width: 86%;
    margin: 0px auto 0; }
  #wrap main section.chapter-1 .ttl-box h2,
            #wrap main section.chapter-2 .ttl-box h2,
            #wrap main section.chapter-3 .ttl-box h2,
            #wrap main section.chapter-4 .ttl-box h2{
    width: 270px;
    padding-left: 0px;
    bottom: 20px; }
  #wrap main section.chapter-1 .ttl-box h2 span.label img,
                #wrap main section.chapter-2 .ttl-box h2 span.label img,
                #wrap main section.chapter-3 .ttl-box h2 span.label img,
                #wrap main section.chapter-4 .ttl-box h2 span.label img{
    width: 115px; }
  #wrap main section.chapter-1 article,
          #wrap main section.chapter-2 article,
          #wrap main section.chapter-3 article,
          #wrap main section.chapter-4 article{
    width: 86%;
    margin: 0px auto 0px;
    display: block; }
  #wrap main section.chapter-1 article .copy-box,
            #wrap main section.chapter-2 article .copy-box,
            #wrap main section.chapter-3 article .copy-box,
            #wrap main section.chapter-4 article .copy-box{
    margin-right: 0px;
    padding: 0px 0 0; }
  #wrap main section.chapter-1 article .copy-box p,
              #wrap main section.chapter-2 article .copy-box p,
              #wrap main section.chapter-3 article .copy-box p,
              #wrap main section.chapter-4 article .copy-box p{
    font-size: 14px;
    margin: 20px 0 0;
    line-height: 1.86; }
  #wrap main section.chapter-1 article .image-box,
            #wrap main section.chapter-2 article .image-box,
            #wrap main section.chapter-3 article .image-box,
            #wrap main section.chapter-4 article .image-box{
    width: 100%;
    margin: 32px 0 0; }
  #wrap main section.chapter-1 article .image-box ul li:nth-child(n+2),
                  #wrap main section.chapter-2 article .image-box ul li:nth-child(n+2),
                  #wrap main section.chapter-3 article .image-box ul li:nth-child(n+2),
                  #wrap main section.chapter-4 article .image-box ul li:nth-child(n+2){
    margin: 40px 0 0; }
  #wrap main section.chapter-1 article .image-box ul li .caption,
                  #wrap main section.chapter-2 article .image-box ul li .caption,
                  #wrap main section.chapter-3 article .image-box ul li .caption,
                  #wrap main section.chapter-4 article .image-box ul li .caption{
    margin: 15px 0 0;
    font-size: 11.5px;
    line-height: 1.7; }
  #wrap main section.chapter-1 .ttl-box:before{
    top: -5px;
    left: 190px;
    width: 36px;
    height: 36px; }
  #wrap main section.chapter-1 .ttl-box:after{
    top: 90px;
    left: -48px;
    width: 48px;
    height: 48px; }
  #wrap main section.chapter-2 .ttl-box:before{
    top: -82px;
    left: 78px;
    width: 48px;
    height: 48px; }
  #wrap main section.chapter-2 .ttl-box:after{
    top: 30px;
    left: 295px;
    width: 36px;
    height: 36px; }
  #wrap main section.chapter-3 .ttl-box:before{
    top: -56px;
    left: -18px;
    width: 24px;
    height: 24px; }
  #wrap main section.chapter-3 .ttl-box:after{
    top: 67px;
    left: 96px;
    width: 48px;
    height: 48px; }
  #wrap main section.chapter-4 .ttl-box:before{
    top: -28px;
    left: 260px;
    width: 38px;
    height: 38px; }
  #wrap main section.chapter-4 .ttl-box:after{
    top: 16px;
    left: 300px;
    width: 56px;
    height: 56px; }
  #wrap main section.chapter-2 article .copy-box{
    margin: 0px; }
  #wrap main section.chapter-4{
    padding-bottom: 72px; }
  #wrap main section.chapter-4 article .copy-box{
    margin: 0px; }
  #wrap main section.chapter-4 .bnr-box{
    margin: 100px auto 0;
    width: 100%;
    padding: 75px 0 28px; }
  #wrap main section.chapter-4 .bnr-box a{
    margin: 60px auto 0;
    width: 86%; }
  #wrap main section.photo-gallery{
    margin-top: 0px;
    padding: 74px 0 80px;
    background-size: 150% 100%; }
  #wrap main section.photo-gallery .ttl{
    width: 225px; }
  #wrap main section.photo-gallery .ttl:before{
    top: 36px;
    left: -50px;
    width: 60px;
    height: 60px; }
  #wrap main section.photo-gallery .ttl:after{
    top: -82px;
    left: 210px;
    width: 34px;
    height: 34px; }
  #wrap main section.photo-gallery .js-flickity{
    width: 100%;
    margin-top: 32px; }
  #wrap main section.photo-gallery .js-flickity img{
    border-radius: 0px;
    width: 100%;
    height: auto; }
  #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button.previous{
    top: 50%;
    -webkit-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    left: 10px;
    width: 36px;
    height: 36px; }
  #wrap main section.photo-gallery .js-flickity .flickity-prev-next-button.next{
    top: 50%;
    -webkit-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    right: 10px;
    width: 36px;
    height: 36px; }
  #wrap main section.photo-gallery .thumbnail{
    width: 86%;
    margin-top: 24px;
    text-align: left; }
  #wrap main section.photo-gallery .thumbnail ul li img{
    border-radius: 2px; }
  #wrap main section.photo-gallery .thumbnail ul li{
    margin-right: 2px;
    margin-bottom: 2px;
    width: calc(12.8% - 3px); }
  #wrap main section.photo-gallery .thumbnail ul li img{
    width: 100%;
    height: auto; }
  #wrap main section.banner-box{
    padding: 80px 0 0; }
  #wrap main section.banner-box .bnr-box{
    width: 86%;
    margin: 0 auto; }
  #wrap footer{
    padding-bottom: 100px; }
  #wrap footer .share-box{
    margin: 72px 0 0;
    display: block; }
  #wrap footer .share-box .ttl{
    width: 60px;
    margin: 0 auto; }
  #wrap footer .share-box ul{
    margin: 24px 0 0; }
  #wrap footer .share-box ul li{
    width: 26px; }
  #wrap footer .share-box ul li:nth-child(n+2){
    margin-left: 22px; }
  #wrap footer .copyright{
    margin: 38px 0 0; }
  #wrap footer .copyright small{
    font-size: 10px;
    padding-left: 32px; }
  #wrap footer .copyright small:before{
    font-size: 9px;
    padding: 3px 4px 3px 4px;
    top: -2px;
    left: 0px; }
  #wrap footer .pagetop{
    margin: 48px auto 0;
    width: 52px;
    height: 52px; }
  #wrap footer .pagetop img{
    top: 20px;
    width: 20px; } }
  @media screen and (min-width: 769px){
  #wrap main section.main:hover .keyvisual{
    opacity: 0.9;
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=90)"; } }
  @media screen and (max-width: 768px) and (max-width: 768px){
  #wrap main section.photo-gallery .thumbnail ul li{
    width: calc(16.6% - 2px); } }