Examine source code of Three winter cuties

{
  "theme": {
    "images": {
      "theme_frame": "8.jpg"
    },
    "colors": {
      "frame": "#c4c4c4",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Three winter cuties",
  "manifest_version": 2,
  "description": "Birds, season, winter, hat, grey, turquoise, blue, red, white, pink, yellow, glow, snow, owl, cartoon, clouds, sun, doodles, hearts, sweet, cute, snow, star, flakes, branch, December, holiday, Real.Twilight"
}