Examine source code of Cute As A Button...

{
  "theme": {
    "images": {
      "theme_frame": "CuteAsAButton_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#6fab20",
      "tab_background_text": "#ffffcc"
    }
  },
  "version": "2.0",
  "name": "Cute As A Button...",
  "manifest_version": 2,
  "description": "A precious gray striped tiger kitten frolics in a field of white wild flowers on a warm sunny day. [pets, cat, cats, playful, pet lovers, cheerful] \n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}