Examine source code of Red Christmas

{
  "theme": {
    "images": {
      "theme_frame": "MyBannerMaker_Banner.jpg"
    },
    "colors": {
      "frame": "#245e0b",
      "tab_background_text": "#27590e"
    }
  },
  "version": "2.0",
  "name": "Red Christmas",
  "manifest_version": 2,
  "description": "Red Christmas Theme!"
}