.preload-activity-item {
  width: 100%;
  height: 290rpx;
  border-radius: 16rpx;
  box-sizing: border-box;
  padding: 20rpx;
  display: flex;
  background: #fff;
  margin-bottom: 20rpx;
}
.preload-activity-item .left {
  width: 220rpx;
  height: 246rpx;
  border-radius: 16rpx;
  overflow: hidden;
  margin-right: 20rpx;
  background: linear-gradient(90deg, #f2f2f2 25%, #e6e6e6 37%, #f2f2f2 63%);
  animation: loading 1.4s ease infinite;
  background-size: 400% 100%;
}
.preload-activity-item .right {
  width: calc(100% - 240rpx);
}
.preload-activity-item .right .title {
  height: 44rpx;
  margin-top: 20rpx;
  background: linear-gradient(90deg, #f2f2f2 25%, #e6e6e6 37%, #f2f2f2 63%);
  animation: loading 1.4s ease infinite;
  background-size: 400% 100%;
}
.preload-activity-item .right .activity-time {
  height: 34rpx;
  margin-top: 20rpx;
  background: linear-gradient(90deg, #f2f2f2 25%, #e6e6e6 37%, #f2f2f2 63%);
  animation: loading 1.4s ease infinite;
  background-size: 400% 100%;
}
.preload-activity-item .right .activity-address {
  height: 34rpx;
  margin-top: 20rpx;
  background: linear-gradient(90deg, #f2f2f2 25%, #e6e6e6 37%, #f2f2f2 63%);
  animation: loading 1.4s ease infinite;
  background-size: 400% 100%;
}
.preload-activity-item .right .activity-info {
  margin-top: 20rpx;
  height: 44rpx;
  background: linear-gradient(90deg, #f2f2f2 25%, #e6e6e6 37%, #f2f2f2 63%);
  animation: loading 1.4s ease infinite;
  background-size: 400% 100%;
}

@keyframes loading {
  0% {
    background-position: 100% 50%
  }

  100% {
    background-position: 0 50%
  }
}