* {
  margin: 0;
  padding: 0;
}

.place-box {
  color: #000;
}
.place-box div {
  height: 120px;
  background: #aaa;
  margin-bottom: 30px;
  color: #333;
  font-size: 50px;
  line-height: 120px;
}

.about-box {
  margin-top: 0.5rem;
  height: calc(200vh - 290px);
}
.about-box .about-wrapper {
  height: calc(100vh - 145px);
  position: -webkit-sticky;
  position: sticky;
  top: 145px;
}
.about-box .about-wrapper .about-inner {
  position: relative;
  height: 100%;
}
.about-box .about-wrapper .about-inner .about-item {
  overflow: hidden;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.about-box .about-wrapper .about-inner .about-item .about-item-left,
.about-box .about-wrapper .about-inner .about-item .about-item-right {
  width: 50%;
  height: 100%;
  position: absolute;
}
.about-box .about-wrapper .about-inner .about-item .about-item-left {
  left: 0;
}
.about-box .about-wrapper .about-inner .about-item .about-item-right {
  right: 0;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left {
  background: #f5f5f5;
  text-align: center;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text {
  font-size: 1em;
  max-width: 100%;
  height: 100%;
  padding: 4.68em 2em;
  box-sizing: border-box;
  word-break: break-all;
  display: inline-block;
  text-align: left;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text .text-1 {
  text-align: center;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text .text-2 {
  font-size: 1.88em;
  color: #333;
  font-weight: 700;
  margin-top: 2.6em;
  margin-left: 0.46em;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text .text-3 {
  position: relative;
  margin-top: 4.16em;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text .text-3 span {
  position: absolute;
  right: 0;
  top: 0;
  max-width: 28em;
  font-size: 1.125em;
  line-height: 1.66em;
  color: #666;
  word-break: break-all;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-left .spl-text .text-3::before {
  position: absolute;
  content: "";
  left: 1.9rem;
  top: -0.2rem;
  width: 1px;
  min-height: 1.56rem;
  -webkit-transform: rotate(25deg);
          transform: rotate(25deg);
  background: linear-gradient(180deg, #d8d8d8 7%, #d8d8d8 100%);
}
.about-box .about-wrapper .about-inner .about-item:nth-child(1) .about-item-right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(2) .about-item-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-box .about-wrapper .about-inner .about-item:nth-child(2) .about-item-right {
  text-align: center;
  background: #f5f5f5;
}