Examine source code of Gold Elegance

{
  "manifest_version": 2,
  "name": "Gold Elegance",
  "version": "1.0",
  "description": "Um degradê elegante em tons de ouro com contraste escuro e alta legibilidade no texto das abas.",
  "theme": {
    "images": {
      "theme_frame": "gold-gradient.svg"
    },
    "colors": {
      "frame": "#B38728",
      "toolbar_text": "#FFFFFF",
      "tab_background_text": "#FFFFFF",
      "tab_text": "#FFFFFF",
      "bookmark_text": "#444444",
      "icons_attention": "#800000",
      "toolbar_field": "#FFFFFF",
      "toolbar_field_text": "#000000",
      "toolbar_field_border": "#FFFFFF",
      "toolbar_field_highlight": "#FFD700",
      "ntp_background": "#3c3a5c",
      "tab_line": "#FFFFFF",
      "popup_highlight": "#BF953F",
      "icons": "#000000"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c3d5ed35-9a62-4fee-9675-f1718cee64ff}"
    }
  }
}