Examine source code of the love above

{
  "name": "the love above",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "love-above.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(114, 189, 194, 0.36)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(214, 120, 200, 0.31)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(251, 0, 255, 0.44)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b1db11ca-ecc3-4bce-92bf-591139dcd0b9}"
    }
  }
}