Examine source code of Queen Millennia

{
  "theme": {
    "images": {
      "theme_frame": "queenmille.jpg"
    },
    "colors": {
      "frame": "#4667fa",
      "tab_background_text": "#4667fa"
    }
  },
  "version": "2.0",
  "name": "Queen Millennia",
  "manifest_version": 2,
  "description": "For Queen Millenia-Fans, selfmade by Madwolf. Much greetings"
}