Examine source code of forest aesthetic

{
  "name": "forest aesthetic",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "2022-10-26 (8).png"
    },
    "colors": {
      "frame": "rgba(179, 255, 190, 1)",
      "tab_background_text": "rgba(49, 64, 39, 1)",
      "toolbar": "rgba(231, 255, 204, 1)",
      "bookmark_text": "rgba(160, 166, 93, 1)",
      "toolbar_field": "rgba(167, 255, 189, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(1, 59, 9, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2ec2fca0-de5b-46ca-be8d-832ee69f2770}"
    }
  }
}