Examine source code of hoavan2

{
  "name": "hoavan2",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "hoavan2.jpeg"
    },
    "colors": {
      "frame": "rgba(94, 130, 214, 1)",
      "tab_background_text": "rgba(41, 81, 173, 1)",
      "toolbar": "rgba(121, 147, 201, 1)",
      "bookmark_text": "rgba(30, 53, 209, 1)",
      "toolbar_field": "rgba(37, 128, 207, 1)",
      "toolbar_field_text": "rgba(28, 53, 214, 1)",
      "tab_line": "rgba(17, 26, 212, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f3025b45-3401-431f-b8b8-9167940d5544}"
    }
  }
}