.history_warp {
  padding: 100px 0;
  background: #fff;
}
.history_warp .column{

  width: 1200px;
  margin: 0 auto;
}
.history_warp h3{
  font-weight: bold;
  font-size: 36px;
  color: #222222;
  padding-bottom: 64px;
  text-align: center;
}
.time-point {
  width: 12px;
  height: 12px;
  background: #ccc;
  border-radius: 50%;
  cursor: pointer;
  z-index: 99;
}

.time_line_content ul li.active .time-point {
  background: #FFFFFF;
  box-sizing: border-box;
  border: 2px solid #0063F8;
}

.time_line_content ul li.active .time-name {
  color: #3F3F3F;
  font-weight: bold;
}

.time-point-hover {
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  cursor: pointer;
  border: 1px solid #ccc;
  z-index: 99;
  display: none;
  box-sizing: border-box;
}

/* .time_line_content .time-item:hover .time-point {
    display: none;
}

.time_line_content .time-item:hover .time-point-hover {
    display: block;
} */

.time_line_content ul {
  display: flex;
  justify-content: space-between;
  position: relative;
}

.time_line_content ul li.one .time-item::after {
  position: absolute;
  top: 5px;
  left: 84px;
  content: '';
  width: 82px;
  height: 1px;
  background-color: #DDDDDD;
}

.time_line_content ul li.line-item .time-item::after {
  position: absolute;
  top: 5px;
  left: 0;
  content: '';
  width: 164px;
  height: 1px;
  background-color: #DDDDDD;
}


.time_line_content ul li.four .time-item::after {
  position: absolute;
  top: 5px;
  right: 84px;
  content: '';
  width: 82px;
  height: 1px;
  background-color: #DDDDDD;
}

.history_warp .history {
  margin-top: 62px;
}

.time_line_content .time-item {
  position: relative;
  width: 164px;
  text-align: center;
  display: flex;
  justify-content: center;
}

.time-item .time-name {
  position: absolute;
  top: -25px;
  left: 0;
  color: #999999;
  font-size: 14px;
  width: 164px;
}

.time_line_content {
  width: 820px;
  margin: 0 auto;
}

.develop-content-list {
  margin-top: 42px;
}

.develop-content-list ul.develop-content {
  display: flex;
  justify-content: space-between;
}

.develop-content-list ul.develop-content li.develop-li {
  margin-right: 50px;
}

.develop-content-list ul.develop-content li.develop-li:last-of-type {
  margin-right: 0;
}

.develop-item .year-top h3 {
  color: #3F3F3F;
  font-size: 24px;
  font-weight: bold;
  padding-bottom: 20px;
  border-bottom: 1px solid #DDDDDD;
}

.develop-content {
  margin-top: 20px;
  padding-left: 24px;
}

.develop-content ul li {
  color: #3F3F3F;
  font-size: 14px;
  margin-bottom: 8px;
  list-style-type: disc;
  line-height: 26px;
}


.swiper-container {
  width: 100%;
  height: 100%;
}

.develop-li .develop-item {
  width: 350px;
}

.develop-li .develop-item.with-sm {
  width: 320px;
}