Examine source code of Seoul

{
  "name": "Namsan tower",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "4 tháp Namsan.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(158, 103, 103, 1)",
      "bookmark_text": "rgba(138, 187, 204, 1)",
      "tab_line": "rgba(111, 173, 120, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d01abfcd-13d4-4243-ab40-6d6498bb829f}"
    }
  }
}