.history_timeline {
  display: flex;
  flex-direction: column;
  position: relative;
}
@media (min-width: 769px) {
  .history_timeline {
    row-gap: 5.5rem;
  }
}
@media (max-width: 768px) {
  .history_timeline {
    row-gap: 7rem;
  }
}
.history_timeline::before {
  content: "";
  position: absolute;
  background: #dcdcdc;
  bottom: 0;
  pointer-events: none;
}
@media (min-width: 769px) {
  .history_timeline::before {
    width: 0.4rem;
    left: 0.7rem;
    top: -12rem;
  }
}
@media (max-width: 768px) {
  .history_timeline::before {
    width: 0.8rem;
    left: 0.5rem;
    top: -10rem;
  }
}
.history_timeline > li {
  position: relative;
}
@media (min-width: 769px) {
  .history_timeline > li {
    padding-left: 7.5rem;
  }
}
@media (max-width: 768px) {
  .history_timeline > li {
    padding-left: 7.9rem;
  }
}
.history_timeline > li::before, .history_timeline > li::after {
  content: "";
  position: absolute;
  background: #141414;
  pointer-events: none;
}
@media (min-width: 769px) {
  .history_timeline > li::before, .history_timeline > li::after {
    left: 0.9rem;
    top: 1.9rem;
  }
}
@media (max-width: 768px) {
  .history_timeline > li::before, .history_timeline > li::after {
    left: 0.9rem;
    top: 3.1rem;
  }
}
.history_timeline > li::before {
  border-radius: 50%;
  translate: -50% -50%;
}
@media (min-width: 769px) {
  .history_timeline > li::before {
    width: 1rem;
    height: 1rem;
  }
}
@media (max-width: 768px) {
  .history_timeline > li::before {
    width: 1.8rem;
    height: 1.8rem;
  }
}
.history_timeline > li::after {
  width: 5rem;
  height: 1px;
}
.history_timeline > li:last-of-type .history_year::before {
  display: none;
}
@media (max-width: 768px) {
  .history_timeline > li:last-of-type .history_year > dd {
    padding-bottom: 10rem;
  }
}
.history_year {
  display: flex;
  position: relative;
}
@media (max-width: 768px) {
  .history_year {
    flex-direction: column;
    row-gap: 6rem;
  }
}
.history_year::before {
  content: "";
  position: absolute;
  background-color: transparent;
  background-image: radial-gradient(circle, #dcdcdc 1px, transparent 1px);
  background-position: -3px -3px;
  background-size: 8px 8px;
  height: 2px;
  right: 0;
  bottom: 0;
  pointer-events: none;
}
@media (min-width: 769px) {
  .history_year::before {
    left: 2px;
  }
}
@media (max-width: 768px) {
  .history_year::before {
    left: -2px;
  }
}
.history_year > dt {
  flex-shrink: 0;
  letter-spacing: 0.025em;
  line-height: 1;
  font-weight: 500;
  font-family: "Poppins", sans-serif;
}
@media (min-width: 769px) {
  .history_year > dt {
    width: 12rem;
    font-size: 3.8rem;
  }
}
@media (max-width: 768px) {
  .history_year > dt {
    font-size: 6.2rem;
  }
}
.history_year > dd {
  display: flex;
  flex-direction: column;
  width: 100%;
}
@media (min-width: 769px) {
  .history_year > dd {
    row-gap: 3rem;
    padding: 0.5rem 0 6rem;
  }
}
@media (max-width: 768px) {
  .history_year > dd {
    row-gap: 7rem;
    padding: 0 0 8rem;
  }
}
.history_month {
  display: flex;
}
@media (min-width: 769px) {
  .history_month {
    column-gap: 2.2rem;
  }
}
@media (max-width: 768px) {
  .history_month {
    flex-direction: column;
    align-items: flex-start;
    row-gap: 4rem;
  }
}
.history_month > dt {
  flex-shrink: 0;
}
@media (min-width: 769px) {
  .history_month > dt {
    width: 8rem;
  }
}
.history_month > dt p {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fdf002;
  padding: 0 0 0.12em 0.1em;
  letter-spacing: 0.1em;
  line-height: 1;
  font-weight: 700;
}
@media (min-width: 769px) {
  .history_month > dt p {
    border-radius: 2.8rem;
    height: 2.8rem;
    font-size: 1.8rem;
  }
}
@media (max-width: 768px) {
  .history_month > dt p {
    border-radius: 4.6rem;
    width: 15rem;
    height: 4.6rem;
    font-size: 3rem;
  }
}
.history_month > dd {
  width: 100%;
}
@media (min-width: 769px) {
  .history_month > dd {
    padding: 0.6rem 0;
  }
}
.history_month > dd .text02 {
  font-weight: 500;
}