Examine source code of zx14r

{
  "name": "theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "theme.jpg"
    },
    "colors": {
      "frame": "rgba(10, 10, 10, 1)",
      "tab_background_text": "rgba(14, 245, 68, 1)",
      "toolbar_field": "rgba(12, 13, 13, 1)",
      "tab_line": "rgba(14, 245, 68, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2d7ff43d-217f-4986-86e1-03a49e0e411d}"
    }
  }
}