.history-swiper-box {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
}
.history-swiper-box .history-swiper {
  flex: 1;
}
.history-btns {
  z-index: 20;
  right: 0;
  left: 0;
  height: 3rem;
  margin-top: 8.5rem;
  color: #fff;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}
.history-btns .btn {
  width: 3rem;
  pointer-events: all;
  border-radius: 50%;
  border: 1px solid #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  outline: 0;
  cursor: pointer;
}
.history-btns .btn .iconfont {
  font-size: 1em;
}
.history-btns .swiper-button-disabled {
  opacity: 0.5;
}
.history-swiper {
  width: 100%;
  position: relative;
  overflow: hidden;
  --dot-size: 0.6rem;
  margin-top: 3rem;
}
.history-swiper:after {
  display: block;
  content: '';
  width: 100%;
  position: absolute;
  left: 0;
  height: 1px;
  background-color: #ffffff1a;
  top: 7rem;
}
.history-swiper .history-slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
}
.history-swiper .title-time {
  font-size: 4.5rem;
  font-weight: 700;
  opacity: 0;
  transition: opacity 0.2s;
  font-family: bc;
}
.history-swiper .sm-time {
  font-size: 1.2rem;
  color: #fff;
  opacity: 0.5;
  margin-bottom: 0.9rem;
  transition: opacity 0.2s;
  font-family: bc;
}
.history-swiper .line {
  width: 100%;
  height: 1px;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.history-swiper .line .dot {
  position: absolute;
  width: 0.6rem;
  height: 0.6rem;
  background: #ffffff;
  border-radius: 50%;
  display: block;
  inset: 0;
  margin: auto;
}
.history-swiper .info {
  width: 95%;
  font-size: 1.3rem;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #fff;
  line-height: 1.8rem;
  height: calc(var(--root-base-size) * 30);
  overflow: auto;
  opacity: 0;
  transition: opacity 0.2s;
}
@media (min-width: 768px) {
  .history-swiper .info {
    font-size: 0.8rem;
    line-height: 1.5rem;
    height: calc(var(--root-base-size) * 20);
  }
}
.history-swiper .info::-webkit-scrollbar {
  width: 3px;
  height: 3px;
}
.history-swiper .info::-webkit-scrollbar-thumb {
  background-color: #2879cf;
}
.history-swiper .info::-webkit-scrollbar-track {
  background-color: #3f61b8;
}
.history-swiper .info li {
  display: flex;
  line-height:30px;
}
.history-swiper .info li:before {
  content: '·';
  display: block;
  margin-right: 8px;
  font-size: 36px;
  height: 30px;
  line-height: 28px;
}
.history-swiper .swiper-slide-active .info {
  opacity: 1;
}
.history-swiper .swiper-slide-active .sm-time {
  opacity: 0;
}
.history-swiper .swiper-slide-active .dot {
  box-shadow: 0 0 0 5px #2879cf;
}
.history-swiper .swiper-slide-active .title-time {
  opacity: 1;
}