Examine source code of Continue to flow.02

{
  "theme": {
    "images": {
      "theme_frame": "623---yuyake--0123-sylefd---kirepink-02-02.jpg"
    },
    "colors": {
      "frame": "#d3f0ea",
      "tab_background_text": "#000303"
    }
  },
  "version": "2.0",
  "name": "Continue to flow.02",
  "manifest_version": 2,
  "description": "流れてつづく。。 02"
}