Examine source code of Botanical springtime

{
  "theme": {
    "images": {
      "theme_frame": "botanicaltop.png"
    },
    "colors": {
      "frame": "#4d5907",
      "tab_background_text": "#212020"
    }
  },
  "version": "2.0",
  "name": "Botanical springtime",
  "manifest_version": 2,
  "description": "Floral and pretty."
}