Examine source code of Wonderland...

{
  "theme": {
    "images": {
      "theme_frame": "Wonderland_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#d9cc75",
      "tab_background_text": "#336666"
    }
  },
  "version": "2.0",
  "name": "Wonderland...",
  "manifest_version": 2,
  "description": "abstract design, a collage of flowers, stems, leaves and hearts\n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}