.timeline {
  width: 100%;
}

.timeline-list {
  position: relative;
  width: 370px;
  overflow: hidden;
  margin: 0;
  padding: 0;
}

.timeline-list-wrap {
  position: relative;
  top: 0;
  left: 0;
  display: block;
  transform: translate3d(0, 0, 0);
  transition: transform 1s cubic-bezier(0.455, 0.03, 0.515, 0.955);
}

.timeline-item {
  float: left;
  width: 370px;
  height: 360px;
  padding: 10px;
  border-radius: 8px;
  background-color: rgb(255, 255, 255);
  box-shadow: 8px 3px 18px 0px rgba(0, 0, 0, 0.08),-8px -3px 18px 0px rgba(0, 0, 0, 0.08);
  box-sizing: border-box;
  text-align: center;
}
.timeline-item img {
  width: 100%;
  height: auto;
}
.timeline-detail {
  font-size: 14px;
  color: #4a4a4a;
  line-height: 1.5;
  margin-top: 2rem;
  text-align: left;
}
.timeline-horizontal .timeline-dots-wrap {
  height: 120px;
  overflow: hidden;
}
.timeline-dots-wrap ul {
  line-height: 1;
}

.timeline-dots {
  margin: 0;
  padding: 0;
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 1s cubic-bezier(0.455, 0.03, 0.515, 0.955);
}

.timeline-dots li {
  transition: all 1s cubic-bezier(0.455, 0.03, 0.515, 0.955);
  list-style: none;
  overflow: hidden;
}

.timeline-horizontal .timeline-dots li {
  float: left;
  width: 220px;
  font-size: 18px;
  font-family: "SourceHanSansCN";
  color: #4a4a4a;
  text-shadow: -4.286px 2.575px 7px rgba(239, 130, 0, 0.46);
  cursor: pointer;
}

.timeline-dots li.slide-active button {
  color: #e67200;
  font-size: 24px;
}

.timeline-bg {
  width: 421px;
  height: 39px;
  background: url("../image/black.png") center center no-repeat;
}
.slide-active .timeline-txt {
  color: #e67200;
}

.slide-active .timeline-year {
  color: #e67200;
}

.slide-active .timeline-bg {
  background: url("../image/orange.png") center center no-repeat;
}
.timeline-dots button {
  cursor: pointer;
  border: none;
  outline: none;
  color: #4a4a4a;
  font-size: 22px;
  font-weight: bold;
  font-style: italic;
  transition: all 1s cubic-bezier(0.455, 0.03, 0.515, 0.955);
}

.timeline-horizontal .timeline-dots button {
  background: transparent;
}

.timeline-initialized {
  display: flex;
  align-items: center;
}
@media (max-width: 991px) {
  .timeline-initialized {
    flex-wrap: wrap;
  }
  .timeline-list, .timeline-item {
    width: 350px;
    margin: 0 auto;
  }
  .timeline-horizontal .timeline-dots-wrap {
    margin-top: 20px;
  }
}
@media (max-width: 390px) {
  .timeline-list, .timeline-item {
    width: 320px;
    margin: 0 auto;
  }
}