Examine source code of Girls Only

{
  "theme": {
    "images": {
      "theme_frame": "NoH.jpg"
    },
    "colors": {
      "frame": "#a19999",
      "tab_background_text": "#a10591"
    }
  },
  "version": "2.0",
  "name": "Girls Only",
  "manifest_version": 2,
  "description": "for Girls.. from old design :)\n\nhope you like it."
}