Examine source code of colorful zebra pattern

{
  "theme": {
    "images": {
      "theme_frame": "ff.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "colorful zebra pattern",
  "manifest_version": 2,
  "description": "it is a very colorful zebra patter, used sharp colors."
}