Examine source code of better today2

{
  "theme": {
    "images": {
      "theme_frame": "222lo.jpg"
    },
    "colors": {
      "frame": "#5e2d2d",
      "tab_background_text": "#6e4a4a"
    }
  },
  "version": "2.0",
  "name": "better today2",
  "manifest_version": 2,
  "description": "long distance"
}