aliapp-demo/page/component/component-pages/icon/icon.acss

.icon-list {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
}

.item {
  display: -webkit-flex;
  display: flex;
  flex-direction: column;
  -webkit-flex-direction: column;
  margin-bottom: 10px;
  margin-right: 10px;
  align-items: center;
  -webkit-align-items: center;
}