Examine source code of Blue Infinity

{
  "theme": {
    "images": {
      "theme_frame": "infinity_p_bg.png"
    },
    "colors": {
      "frame": "#030000",
      "tab_background_text": "#5c0000"
    }
  },
  "version": "2.0",
  "name": "Blue Infinity",
  "manifest_version": 2
}