Examine source code of Light Gaming Theme

{
  "name": "Light Gaming Theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Light Gaming Theme.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(245, 242, 242, 1)",
      "toolbar": "rgba(13, 47, 219, 1)",
      "bookmark_text": "rgba(250, 235, 235, 1)",
      "toolbar_field": "rgba(31, 57, 191, 1)",
      "toolbar_field_text": "rgba(237, 223, 223, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8c4aab0a-6d98-4822-be00-a028d6f18845}"
    }
  }
}