Examine source code of Dark with Orange words

{
  "name": "star img",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "black.jpg"
    },
    "colors": {
      "frame": "rgba(31, 31, 31, 1)",
      "tab_background_text": "rgba(209, 132, 73, 1)",
      "toolbar": "rgba(41, 41, 41, 1)",
      "bookmark_text": "rgba(214, 107, 13, 1)",
      "toolbar_field": "rgba(31, 31, 31, 1)",
      "toolbar_field_text": "rgba(209, 132, 73, 1)",
      "tab_line": "rgba(48, 48, 48, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{276197ae-ea72-4f04-bcda-8acacf888855}"
    }
  }
}