#selection {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 0 53px;
  h2 {
    font-size: 21px;
    font-family: PingFang SC, "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    font-weight: 600;
    color: #4B41FF;
  }
  li{
    width: 249px;
    height: 158px;
    margin-bottom: 18px;
    img{
      width: 100%;
      height: 100%;
    }
  }
  li:last-child{
    margin-bottom: 0;
  }
}