Examine source code of Zen Waves

{
  "theme": {
    "images": {
      "theme_frame": "firefoxpersona.png"
    },
    "colors": {
      "frame": "#485861",
      "tab_background_text": "#fafafa"
    }
  },
  "version": "2.0",
  "name": "Zen Waves",
  "manifest_version": 2,
  "description": "Blue waves on a black background.  Created with flame generator by Peter Blaskovic"
}