Examine source code of sublime weed collage

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#0dff00",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "sublime weed collage",
  "manifest_version": 2,
  "description": "sublime words and sun header with weed collage footer"
}