.scroll-wrapper {
  width: 100%;
  height: 100vh;
  overflow-x: scroll;
  overflow-y: hidden;
  white-space: nowrap;
}

.scroll-content {
  display: inline-flex;
  height: 100%;
  /* 縮長內容使需水平滾動 */
  width: 300vw;
}

.box {
  width: 200px;
  height: 200px;
  background: teal;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-left: 50px;
}