Examine source code of The Anchor web

{
  "name": "The Anchor web",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "anchor_PNG1.png"
    },
    "colors": {
      "frame": "rgba(222, 222, 222, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "bookmark_text": "rgba(237, 21, 21, 1)",
      "toolbar_field_text": "rgba(3, 3, 3, 1)"
    }
  }
}