@media screen and (max-width: 768px) {
  .activity-wrapper {
    padding-bottom: 48px;
  }
  .activity-wrapper .activity-list {
    padding: 0;
  }
  .activity-wrapper .activity-list .item {
    width: 100vw;
    height: auto;
    padding: 0 12px;
    margin: 0;
    overflow: hidden;
  }
  .activity-wrapper .activity-list .item .item-info {
    padding: 12px;
  }
  .activity-wrapper .activity-list .item .item-img,
  .activity-wrapper .activity-list .item .item-info {
    height: 200px;
  }
  .activity-wrapper .activity-list .item .item-info .title {
    font-size: 14px;
  }
  .activity-wrapper .activity-list .item .item-info .desc-content {
    margin-bottom: 78px;
    font-size: 14px;
  }
  .activity-wrapper .activity-list .item .item-info .link-more a {
    display: block;
    margin-left: auto;
  }

}