/*
* Prefixed by https://autoprefixer.github.io
* PostCSS: v8.3.6,
* Autoprefixer: v10.3.1
* Browsers: last 4 version
*/


@charset "UTF-8";
/* CSS Document */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;900&family=Noto+Serif+JP:wght@400;500;900&family=Sawarabi+Mincho&family=Shippori+Mincho+B1:wght@400;600;800&display=swap');

html{
  font-size: 62.5%;
  line-height: normal;
}
body{
  font-size: 1.4rem;
  line-height: 1.5;
  color: #000;
  max-width: 100vw;
  font-family: 'Noto Sans JP',"Noto Serif JP","Sawarabi Mincho",sans-serif, "serif";
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color:#fff;
  font-family: 'Noto Sans JP', sans-serif;
}
ul{
  list-style: none;
}
h1{
    margin: 0;
    margin: 1vw 0 1vw 0;
    font-size: 4vw;
    text-align: center;
}
.sp{
	display: none;
}
.pc{
	display: block;
} 
.currnt{
    border-bottom: 3px solid #000;
}
.center{
    text-align: center;
}
.flex{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
        justify-content: space-around;
}
.yazirusshi{
  font-size: 5vw;
  color: #000;
}
/*ナビゲーションバー*/
nav{
  font-family: 'Noto Sans JP';
  position: fixed;
  width: 100%;
  height: 4.17vw;
  background-color: #cfcfcf;
  z-index: 800;
}
nav>div{
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  width: 95vw;
}
nav>div>ul{
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
nav>div>ul>li:last-of-type>ul{
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 45vw;
  font-size: 1.2vw;
  line-height: 2;
}
.nav_logo img{
  width: 15vw;
}
.nav-area li a{
  color: #000;
}
/*END navigation*/
.history-box-01{
  background-color: #e8e8e8;
  position: relative;
}
.header-eyecatch_area{
  /*-webkit-clip-path: polygon(0 0, 100% 0, 100% 83%, 50% 100%, 0 83%);
          clip-path: polygon(0 0, 100% 0, 100% 83%, 50% 100%, 0 83%);*/
  padding-top: 4.17vw;
}
.header-eyecatch_text_area::before{
  position: absolute;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  content: "";
  width: 100vw;
  height: 45vw;
  /*-ms-transform: rotate(-10deg);
      transform: rotate(-10deg);
  -moz-transform: rotate(-10deg);
  -webkit-transform: rotate(-10deg);*/
  top: 50%;
  left:50%;
  background-color: rgba(255,255,255,0.5);
  z-index: -1;
}
.header-eyecatch_area img{
  width: 100%;
}
.header-eyecatch_text_area{
  text-align: center;
  position: absolute;
  top:50%;
  left:50%;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  z-index: 130;
  width: 50vw;
}
h1{
    position: relative;
    font-weight:700;
    line-height: 1;
}
.h1-title_span {

    font-size: 0.8vw;
}
.h1-sub{
    font-size: 1.2vw;
    font-weight: 600;
}
.history-box-p{
    line-height: 1.5;
    font-size: 0.94vw;
    margin-top: 2.5vw;
    font-weight: 500;
    width: 33vw;
    margin: auto;
    text-align: left;
}
  /*メインエリア 年号*/
.history_area{
  background-color: #e8e8e8;
  height: auto;
  position: relative;
}

.history_area>div:nth-of-type(2):before{
  position: absolute;
  top: 64.5vw;

  text-align: center;
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f078";
  font-size: 4vw;
  color: #000;
  z-index: 800;
  width: 100vw;
}
.history_area>div:nth-of-type(3):before{
  position: absolute;
  top: 129.5vw;
  text-align: center;
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f078";
  font-size: 4vw;
  color: #000;
  z-index: 800;
  width: 100vw;
}
.history_area>div:nth-of-type(4):before{
  position: absolute;
  display: inline-block;
  top: 219.5vw;
  text-align: center;
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f078";
  font-size: 4vw;
  color: #000;
  z-index: 800;
  width: 100vw;
}
.history_line::before{/*センターライン*/
  content: "";
  width: 0.8vw;
  height: 253vw;
  display: block;
  position: absolute;
  top: 0;
  left: 50vw;
  -webkit-transform: translate(-50%, 0);
  -ms-transform: translate(-50%, 0);
  transform: translate(-50%, 0);
  background-image: -o-linear-gradient(top, #000, #000 12px, transparent 13px, transparent 21px);
  background-image: linear-gradient(to bottom, #000, #000 12px, transparent 13px, transparent 21px);
  background-size: 14px 21px;
  background-repeat: repeat-y;
}
.year-ul{
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -ms-flex-pack: distribute;
      justify-content: space-around;
  padding-top: 8vw;
  padding-bottom: 7vw;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  -webkit-box-align : start;
      -ms-flex-align : start;
          align-items : flex-start;
          
}

.year-li{
  width: 40%;
  margin-bottom: 1vw;
}
.year-li:nth-of-type(odd) .year{
  text-align: right;
}
.year-li:nth-of-type(even){
    padding-top: 15vw;
}

.year{/*枝線*/
  color: #fff;
  margin: 0;
  font-size: 4vw;
  font-weight: 700;
}
.year-li h3::before{
  content: "";
  display: block;
  position: absolute;
  top: 7vw;
  width: 4.5vw;
  height: 0.3vw;
  background: #000;
}
.year-li:nth-of-type(odd) h3::before {
  top: 1vw;
  right: -5.2vw;
} 
.year-li:last-of-type h3::before{
  display:none;
}
.year-li:nth-of-type(even) h3::before {
  top: 1vw;
  left: -4.9vw;
}  
.year-li:last-of-type:before{
  display: none;
}

h3{
  position: relative;
  margin-bottom: 2vw;
  font-size: 1.56vw;
  font-weight: 600;
  margin-left: 1vw;
}
.year-li:nth-of-type(odd)>h3{
  text-align: right;
  border-right: #000 solid 9px;

  padding-right: 1vw;
}
.year-li:nth-of-type(even)>h3{
  border-left: #000 solid 9px;
  margin-left: -0.3vw;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding-left: 1vw;
}
.history-h3-span{
    position: absolute;
    bottom:-2.7vw;
    left: 17.3vw;
    -webkit-transform: translateY(-50%) translateX(-50%);
        -ms-transform: translateY(-50%) translateX(-50%);
            transform: translateY(-50%) translateX(-50%);
    transform: translateY(-50%) translateX(-50%);
    display: inline-block;
    width: 38vw;
    font-size: 0.94vw;
    font-weight:600;
}
.year-ul>.year-li:nth-of-type(odd)>.yeae_p{
  margin-left: 11vw;
}
.yeae_p{
    font-size: 0.94vw;
    width: 28vw;
    margin-top: 0.5vw;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
}
.img-size{
  margin-top: 1vw;
}
.year-li:nth-of-type(odd)>.img-size{
  text-align: right;
}
.year-li:nth-of-type(even)>.img-size{
  text-align: left;
}
.year-li:nth-of-type(7)>.img-size02{
  text-align: right;
}
.img-size02{
  margin-top: 1vw;
}
.img-size img{
    margin-top: 1vw;
    width: 30vw;
}
.img-size02 img{
    width: 26vw;
}
.top-triangle01{
  position: absolute;
  bottom: -111vw;;
  left: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  border-top: 11vw solid #e8e8e8;
  border-right: 50vw solid transparent;
  border-bottom: 63vw solid transparent;
  border-left: 50vw solid transparent;
  z-index: 200;
}
 /*メインエリア　年号  background-color: rgba(0,0,0,0.1);*/

/*スクロール*/
#test{
  height: 7.63vw;
  overflow: hidden;
}

/*スクロール*/

/*終わりに　*/
.history-area_02_img::before{
  content: '';
  position: absolute;
  z-index: -1;
  top: -10px;
  bottom: -10px;
  left: -10px;
  right: -10px;
  background: inherit;
  -webkit-filter: blur(10px);
          filter: blur(10px);
}
.history-area_02-bgimage{
  position: relative;
  background-size: contain;
}
.top-triangl02{
  position: absolute;
  top: 55.5%;
  left: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  border-top: 11vw solid #fff;
  border-right: 50vw solid transparent;
  border-bottom: 63vw solid transparent;
  border-left: 50vw solid transparent;
  z-index: 200;
}
.history-area_02_img img{
  width: 100%;
}
.history-area_02{
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%);
      -ms-transform: translateY(-50%) translateX(-50%);
          transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  margin:3vw 0 3vw;
  width: 70vw;
  margin: auto;
  text-shadow:
  3px  3px 6px #ffffff,
 -3px  3px 6px #ffffff,
  3px -3px 6px #ffffff,
 -3px -3px 6px #ffffff;
}
.history-area02_h3{
    display: block;
    border: none;
    font-size: 4vw;
}
.history-area02_span{
    font-size: 0.78vw;
    display: inline-block;
    font-weight:600;
    font-size: 1.2vw;
}

.history-area_02 p{
    line-height: 1.5;
    font-size: 0.94vw;
    font-weight: 700;
    letter-spacing: 0.2vw;
}

 /*フッター*/
footer{
    height: auto;
    background-color: #000;
    padding: 3vw 0;
    color: #fff;
  }
  .footer-logo img{
    width: 15vw;
  }
  .sns-footer{
    font-size: 2.4vw;
    padding-left: 0;
  }
  .sns-footer a{
    color: #fff;
  }
  .tw:hover{
    color: #333;
    -webkit-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
  }
  .ins:hover{
    color: #333;
    -webkit-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
  }
  .yt:hover{
    color: #333;
    -webkit-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
  }