Examine source code of Spring Anime

{
  "theme": {
    "images": {
      "theme_frame": "Spring1.jpg"
    },
    "colors": {
      "frame": "#e187ff",
      "tab_background_text": "#ff9eea"
    }
  },
  "version": "2.0",
  "name": "Spring Anime",
  "manifest_version": 2,
  "description": "Anime with spring tone :)"
}