Examine source code of test

{
  "name": "rina ?",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "title-bar-1.png"
    },
    "colors": {
      "frame": "rgba(255, 117, 207, 1)",
      "tab_background_text": "rgba(150, 37, 230, 1)",
      "toolbar": "rgba(255, 186, 229, 1)",
      "bookmark_text": "rgba(150, 37, 230, 1)",
      "toolbar_field": "rgba(255, 222, 242, 1)",
      "toolbar_field_text": "rgba(90, 217, 245, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{96ae3b92-77fa-4913-ae82-470919dd52b8}"
    }
  }
}