Examine source code of Black_Magic

{
  "theme": {
    "images": {
      "theme_frame": "semnox_fire.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Black_Magic",
  "manifest_version": 2,
  "description": "Black is magic, Black can be a very smart base color and makes lot of content on it look smart and clean. ofcource will give your browser some attention!"
}