Examine source code of Fantomuhaivu

{
  "theme": {
    "images": {
      "theme_frame": "persona_firefox_ciel.jpg"
    },
    "colors": {
      "frame": "#050101",
      "tab_background_text": "#002b08"
    }
  },
  "version": "2.0",
  "name": "Fantomuhaivu",
  "manifest_version": 2,
  "description": "Ciel Phantomhive from Kuroshitsuji (C) by Yana Toboso as featured in the Drama CD cover"
}