@charset "UTF-8";
.inner1020 {
  max-width: 1020px;
  margin: 0 auto;
}

.mb40 {
  margin-bottom: 40px !important;
}
@media screen and (max-width: 768px) {
  .mb40 {
    margin-bottom: 5.3333333333vw !important;
  }
}

.history-nav {
  background: #f3f3f3;
  padding: 60px 0;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  margin-bottom: 120px;
}
@media screen and (max-width: 768px) {
  .history-nav {
    padding: 6.6666666667vw 4vw;
    margin-bottom: 16vw;
  }
}
.history-nav ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
}
@media screen and (max-width: 768px) {
  .history-nav ul {
    margin: 0 0 -5.3333333333vw 0;
  }
}
.history-nav ul li {
  width: 16.6666666667%;
  list-style: none;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .history-nav ul li {
    width: 33.3333333333%;
    margin: 0 0 5.3333333333vw 0;
  }
}
.history-nav ul li a {
  display: inline-block;
  color: #121212;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.056em;
  position: relative;
  padding-bottom: 15px;
}
@media screen and (max-width: 768px) {
  .history-nav ul li a {
    font-size: 2.6666666667vw;
    padding-bottom: 2.6666666667vw;
  }
}
.history-nav ul li a:after {
  position: absolute;
  content: "";
  width: 54px;
  height: 1px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  bottom: 0;
  background: #d80c24;
}
@media screen and (min-width: 769px) {
  .history-nav.is_active {
    position: sticky;
    top: 58px;
    z-index: 2;
    padding: 15px 0 14px;
  }
}
@media screen and (max-width: 768px) {
  .history-nav.is_active {
    position: sticky;
    top: 58px;
    left: 0;
    width: 100%;
    z-index: 2;
    overflow-x: auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    padding: 2.6666666667vw 4vw 1.3333333333vw;
  }
  .history-nav.is_active ul {
    width: 730px;
    margin: 0;
  }
  .history-nav.is_active ul li {
    width: 120px;
  }
}

.hidemenu .history-nav.is_active {
  top: 0;
}

.history-lead {
  padding: 100px 0;
}
.history-lead p {
  font-size: 16px;
  font-weight: 200;
  line-height: 1.9375;
  letter-spacing: 0.039em;
}
@media screen and (max-width: 768px) {
  .history-lead {
    padding: 13.3333333333vw 4vw;
  }
  .history-lead p {
    font-size: 3.7333333333vw;
  }
}
.history-lead .title-wrp {
  margin-top: 100px;
}
@media screen and (max-width: 768px) {
  .history-lead .title-wrp {
    margin-top: 13.3333333333vw;
  }
}

.history-video {
  width: 100%;
  height: 0;
  padding-bottom: 56.25%;
  position: relative;
}
.history-video iframe {
  position: absolute;
  left: 0;
  top: 0;
}

.history-section {
  padding: 0 0 120px;
  position: relative;
}
@media screen and (max-width: 768px) {
  .history-section {
    padding: 0 0 16vw;
  }
}
@media screen and (max-width: 768px) {
  .history-section .inner1020 {
    padding: 0 4vw;
  }
}

.history-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
@media screen and (max-width: 768px) {
  .history-list {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
    padding-left: 2.6666666667vw;
  }
}
.history-item {
  width: 50%;
  padding: 0 65px 0 0;
  position: relative;
  /*&:nth-child(2),
  &:nth-child(2n + 2) {
  	padding: 0 0 0 65px;
  	&:before {
  		background: #000;
  	}
  }*/
}
@media screen and (max-width: 768px) {
  .history-item {
    width: 100%;
    padding: 9.3333333333vw 0 0 9.3333333333vw;
  }
  .history-item:nth-child(1) {
    padding-top: 0 !important;
  }
  .history-item:last-child:before {
    height: 9.3333333333vw;
  }
}
.history-item:before {
  position: absolute;
  content: "";
  width: 1px;
  height: 100%;
  left: 0;
  top: 30px;
  background: transparent;
}
@media screen and (max-width: 768px) {
  .history-item:before {
    top: 8vw;
  }
}
.history-item img {
  width: auto;
  max-width: 100%;
  height: auto;
}
.history-item__year {
  font-size: 50px;
  font-weight: 200;
  line-height: 1.34;
  letter-spacing: 0.038em;
  margin-bottom: 15px;
  position: relative;
}
@media screen and (max-width: 768px) {
  .history-item__year {
    font-size: 6.9333333333vw;
  }
}
.history-item__year:before, .history-item__year:after {
  position: absolute;
  content: "";
  background: #000;
  top: 50%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}
.history-item__year:before {
  width: 50px;
  height: 1px;
}
@media screen and (max-width: 768px) {
  .history-item__year:before {
    width: 6.6666666667vw;
  }
}
.history-item__year:after {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
@media screen and (max-width: 768px) {
  .history-item__year:after {
    width: 2.1333333333vw;
    height: 2.1333333333vw;
  }
}
.history-item__year span {
  display: inline-block;
  font-size: 20px;
  margin-left: 20px;
}
@media screen and (max-width: 768px) {
  .history-item__year span {
    font-size: 3.7333333333vw;
    margin-left: 2.6666666667vw;
  }
}
.history-item__title {
  font-size: 20px;
  font-weight: 200;
  line-height: 1.75;
  letter-spacing: 0.039em;
  border-bottom: 3px solid #d80c24;
  padding-bottom: 10px;
  margin-bottom: 25px;
}
.history-item__title:before {
  content: "◆";
  color: #d80c24;
  display: inline-block;
  margin-right: 5px;
}
@media screen and (max-width: 768px) {
  .history-item__title {
    font-size: 4.2666666667vw;
    line-height: 1.5;
  }
}
.history-item__image {
  text-align: center;
  margin-bottom: 25px;
}
.history-item__image + history-item__image {
  margin-top: 25px;
}
.history-item__sub {
  font-size: 20px;
  font-weight: 200;
  line-height: 1.75;
  letter-spacing: 0.039em;
  border-bottom: 3px solid #444444;
  padding-bottom: 10px;
  margin-bottom: 25px;
}
.history-item__sub:before {
  content: "◆";
  color: #444444;
  display: inline-block;
  margin-right: 5px;
}
@media screen and (max-width: 768px) {
  .history-item__sub {
    font-size: 4.2666666667vw;
    line-height: 1.5;
  }
}
.history-item__txt {
  font-weight: 200;
  line-height: 1.9375;
  letter-spacing: 0.039em;
  margin-bottom: 25px;
}
@media screen and (max-width: 768px) {
  .history-item__txt {
    font-size: 3.7333333333vw;
    line-height: 1.55;
  }
}
.history-item:nth-child(odd) {
  padding: 0 65px 0 0;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(odd) {
    padding: 9.3333333333vw 0 0 9.3333333333vw;
  }
  .history-item:nth-child(odd):before {
    background: #000;
  }
}
@media screen and (min-width: 769px) {
  .history-item:nth-child(odd) .history-item__year {
    text-align: right;
  }
}
.history-item:nth-child(odd) .history-item__year:before {
  right: -65px;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(odd) .history-item__year:before {
    right: auto;
    left: -9.3333333333vw;
  }
}
.history-item:nth-child(odd) .history-item__year:after {
  right: -69px;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(odd) .history-item__year:after {
    right: auto;
    left: -10.4vw;
  }
}
.history-item:nth-child(even) {
  padding: 0 0 0 65px;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(even) {
    padding: 9.3333333333vw 0 0 9.3333333333vw;
  }
}
.history-item:nth-child(even):before {
  background: #000;
}
.history-item:nth-child(even) .history-item__year:before {
  left: -65px;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(even) .history-item__year:before {
    left: -9.3333333333vw;
  }
}
.history-item:nth-child(even) .history-item__year:after {
  left: -69px;
}
@media screen and (max-width: 768px) {
  .history-item:nth-child(even) .history-item__year:after {
    left: -10.4vw;
  }
}
@media screen and (min-width: 769px) {
  .history-item:nth-child(2) {
    padding-top: 55%;
  }
  .history-item:nth-child(4) {
    padding-top: 30%;
  }
  .history-item:nth-child(6) {
    padding-top: 20%;
  }
  .history-item:nth-child(8) {
    padding-top: 30%;
  }
  .history-item:nth-child(10) {
    padding-top: 25%;
  }
  .history-item:nth-child(12) {
    padding-top: 25%;
  }
  .history-item:nth-child(14) {
    padding-top: 50%;
  }
  .history-item:nth-child(16) {
    padding-top: 45%;
  }
  .history-item:nth-child(18) {
    padding-top: 125%;
  }
  .history-item:nth-child(20) {
    padding-top: 70%;
  }
  .history-item:nth-child(22) {
    padding-top: 40%;
  }
  .history-item:nth-child(24) {
    padding-top: 90%;
  }
  .history-item:nth-child(26) {
    padding-top: 35%;
  }
  .history-item:nth-child(28) {
    padding-top: 20%;
  }
  .history-item:nth-child(30) {
    padding-top: 30%;
  }
  .history-item:nth-child(32) {
    padding-top: 80%;
  }
  .history-item:nth-child(34) {
    padding-top: 55%;
  }
  .history-item:nth-child(36) {
    padding-top: 30%;
  }
  .history-item:nth-child(38) {
    padding-top: 40%;
  }
  .history-item:nth-child(40) {
    padding-top: 35%;
  }
  .history-item:nth-child(42) {
    padding-top: 75%;
  }
  .history-item:nth-child(44) {
    padding-top: 40%;
  }
  .history-item:nth-child(46) {
    padding-top: 115%;
  }
  .history-item:nth-child(48) {
    padding-top: 82%;
  }
  .history-item:nth-child(50) {
    padding-top: 40%;
  }
  .history-item:nth-child(50):before {
    height: 100%;
  }
}

@media screen and (max-width: 768px) {
  .h_anc {
    display: inline-block;
    padding-top: 154px;
    margin-top: -154px;
  }
}