Examine source code of Mean Green Theme

{
  "name": "Mean Green Theme",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "blox-small-color.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(16, 107, 0, 0.73)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(0, 112, 11, 0.66)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(79, 179, 94, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5737b986-7691-45d1-82c1-d1d7dd988e2c}"
    }
  }
}