Examine source code of personal-2

{
  "name": "personal-1",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled.png"
    },
    "colors": {
      "frame": "rgba(36, 36, 36, 1)",
      "tab_background_text": "rgba(158, 158, 158, 1)",
      "toolbar": "rgba(64, 62, 55, 1)",
      "bookmark_text": "rgba(168, 168, 168, 1)",
      "toolbar_field": "rgba(36, 36, 36, 1)",
      "toolbar_field_text": "rgba(168, 168, 168, 1)",
      "tab_line": "rgba(82, 82, 82, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4102d2a5-3d8b-42e2-ac08-a7092e2ae511}"
    }
  }
}