Examine source code of Strike Witches-EILA&SANYA

{
  "theme": {
    "images": {
      "theme_frame": ".jpg"
    },
    "colors": {
      "frame": "#a1a1a1",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Strike Witches-EILA&SANYA",
  "manifest_version": 2,
  "description": "It is EILA&SANYA of the animated cartoon \"Strike Witches\" character.\nアニメ「ストライクウィッチーズの」キャラクター、エイラとサーニャです。"
}