/**app.wxss**/ .container { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 200rpx 0; box-sizing: border-box; } view { padding: 10rpx; margin: 10rpx; background-color: lightskyblue; } view:nth-child(1) { background-color: lightskyblue; }