@charset "UTF-8";
/* CSS Document */
/*----------------*/
.history-flex {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.history-flex .left-flex {
  position: sticky;
  text-align: left;
  height: 100%;
}
.history-flex .right-flex {
  position: relative;
  border-left: 1px solid #b9bab6;
}
.history-flex .date h4 {
  line-height: 1;
}
.history-flex .date h4 .en {
  font-weight: 600;
}
.history-flex .date h4 .jp {
  display: block;
  font-weight: 400;
}
.history-flex .date h4 .jp > span {
  font-family: "Oswald", sans-serif;
}
.history-flex .content {
  position: relative;
}
.history-flex .content:before {
  content: "";
  position: absolute;
  border-radius: 50%;
  background-color: #838f8f;
}
.history-flex .content h5 {
  line-height: 1.4;
}
.history-flex .content h5 span {
  display: block;
  font-weight: 400;
  color: #838f8f;
}
.history-flex .last-content {
  padding-bottom: 0 !important;
}
.history-flex .content-img-flex {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.history-flex .content-img-flex li {
  text-align: center;
}
.history-flex .content-img-flex li img {
  max-width: 100%;
  height: auto;
}
.history-flex .content-img-flex li .en {
  font-weight: 400;
  line-height: 1;
}
.history-flex .content-img-flex li .en > .jp {
  font-family: "Noto Sans JP", "ヒラギノ角ゴ Pro W3", "メイリオ", sans-serif;
  margin-left: 2px;
}

@media screen and (min-width: 541px) {
  .history-flex .left-flex {
    width: 15%;
    min-width: 105px;
    margin-bottom: 50px;
    top: 110px;
  }
  .history-flex .right-flex {
    width: 85%;
  }
  .history-flex .date h4 {
    margin-top: -15px;
  }
  .history-flex .date h4 .en {
    font-size: 3.8rem;
  }
  .history-flex .date h4 .jp {
    margin-top: 10px;
  }
  .history-flex .content {
    padding-bottom: 120px;
    padding-left: 6%;
  }
  .history-flex .content:before {
    top: 12px;
    left: -8px;
    width: 16px;
    height: 16px;
  }
  .history-flex .content h5 {
    margin-top: -18px;
    font-size: 25px;
    margin-bottom: 30px;
  }
  .history-flex .content h5 span {
    margin-top: 5px;
    font-size: 14px;
  }
  .history-flex .content p {
    line-height: 1.8;
  }
  .history-flex .content-img-flex li .en {
    font-size: 1.3rem;
  }
  .history-flex .content-img-4col {
    margin-left: -20px;
    margin-bottom: 20px;
  }
  .history-flex .content-img-4col li {
    width: calc(25% - 20px);
    margin-left: 20px;
    margin-bottom: 20px;
  }
  .history-flex .content-img-2col {
    margin-left: -20px;
    margin-bottom: 20px;
  }
  .history-flex .content-img-2col li {
    width: calc(50% - 20px);
    margin-left: 20px;
    margin-bottom: 20px;
  }
}
@media screen and (max-width: 540px) {
  .history-flex .left-flex {
    width: 35px;
    top: 90px;
    margin-bottom: 20px;
  }
  .history-flex .right-flex {
    width: calc(100% - 35px);
  }
  .history-flex .date h4 {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-writing-mode: vertical-rl;
        -ms-writing-mode: tb-rl;
            writing-mode: vertical-rl;
    margin-top: -5px;
  }
  .history-flex .date h4 .en {
    font-size: 22px;
  }
  .history-flex .date h4 .jp {
    font-size: 12px;
    padding-right: 3px;
  }
  .history-flex .date h4 .jp > span {
    text-combine-upright: all;
    margin-bottom: 3px;
  }
  .history-flex .content {
    padding-bottom: 80px;
    padding-left: 20px;
  }
  .history-flex .content:before {
    top: 8px;
    left: -5px;
    width: 10px;
    height: 10px;
  }
  .history-flex .content h5 {
    margin-top: -12px;
    font-size: 18px;
    margin-bottom: 20px;
  }
  .history-flex .content h5 span {
    margin-top: 3px;
    font-size: 13px;
  }
  .history-flex .content p {
    line-height: 1.7;
  }
  .history-flex .content-img-flex li .en {
    font-size: 1.2rem;
  }
  .history-flex .content-img-4col {
    margin-left: -15px;
    margin-bottom: 15px;
  }
  .history-flex .content-img-4col li {
    width: calc(50% - 15px);
    margin-left: 15px;
    margin-bottom: 15px;
  }
  .history-flex .content-img-2col {
    margin-left: 0;
    margin-bottom: 15px;
  }
  .history-flex .content-img-2col li {
    width: 100%;
    margin-left: 0;
    margin-bottom: 15px;
  }
}