t: "午夜色",
      starlight: "星光色",
      red: "红色",
      blue: "蓝色",
      purple: "紫色",
      yellow:  "黄色"
    };

    window.addEventListener('load', async () => {
      // 页面加载完成后，逐一显示 iphone 图片
      for (let color in colorsMap) {
        console.log('start')
        // await new Promise((resolve, reject) => {
        //   setTimeout(() => {
        //     resolve()
        //   }, 50)
        // })
        await new Promise((r) =