jst-timeline.css

.timeline-box {
  overflow-y: hidden;
  overflow-x: scroll;
  position: relative;
  width: 100%;
  height: 150px;
  cursor: grab;
  -webkit-user-select: none; /* Chrome all / Safari all */
  -moz-user-select: none; /* Firefox all */
  -ms-user-select: none;
  user-select: none;
  overflow: -moz-scrollbars-none;
  -ms-overflow-style: none;
  scrollbar-width: none; /* Firefox 64 */
}

.timeline-box::-webkit-scrollbar {
  width: 0 !important;
}

.timeline-box .line-timeline {
  position: absolute;
  bottom: 33px;
  height: 1px;
  width: 100%;
  background-color: #aaa;
  z-index: 0;
}

@-moz-document url-prefix() {
  .timeline-box .line-timeline {
    bottom: 49px;
  }
}

.timeline-box .father-box {
  position: relative;
  box-sizing: content-box;
  display: flex;
  flex-wrap: nowrap;
  padding-left: 15px;
}

.timeline-box .father-box .data-box {
  display: inline-block;
  text-align: center;
  position: relative;
  white-space: nowrap;
  margin-right: 20px;
  z-index: 1;
}

.timeline-box .father-box .data-box .data {
  display: block;
  font-family: "Exo 2", "Regular";
  padding: 8px;
  font-size: 12px;
  color: #fff;
  background-color: #076e95;
  border-radius: 4px;
  box-shadow: 2px 2px 4px #888888;
  width: 155px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.timeline-box .father-box .data-box .vertical-line {
  width: 1px;
  background-color: #aaa;
  height: 34px;
  margin: 0 auto;
}

.timeline-box .father-box .data-box .ball {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  border: 2px solid #076e95;
  background-color: #fff;
  border-radius: 50%;
}

.timeline-box .father-box .empty-day-box {
  position: relative;
  display: inline-block;
  min-width: 30px;
  width: 30px;
}

.timeline-box .father-box .empty-day-box .empty-day {
  position: absolute;
  bottom: 35px;
  width: 1px;
  height: 20px;
  left: 50%;
  background-color: #aaa;
}

.timeline-box .father-box .empty-day-box .empty-first-day {
  bottom: 30px;
  height: 30px;
}

.timeline-box .father-box .empty-day-box .date {
  position: absolute;
  color: #000;
  bottom: 0px;
  left: -15px;
  transition: 0.5s;
}

.timeline-box .father-box .empty-day-box .hide-date {
  opacity: 0;
  bottom: 40px;
}

.timeline-box .father-box .empty-day-box .show-date {
  opacity: 1;
  bottom: 60px;
}