Examine source code of Zen Spring - Pink

{
  "name": "Zen Spring - Pink",
  "description": "Pink version of the Zen Spring theme. This is a ported and updated version of the Zen Spring theme, originally only available for Google Chrome!",
  "manifest_version": 2,
  "version": "3.1resigned1",
  "author": "Nicholas Caito",
  "homepage_url": "https://xenomorph.net",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "zen.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left top"
      ]
    },
    "colors": {
      "frame": "#de9e9e",
      "tab_background_text": "#000000",
      "tab_selected": "#ecc5c5",
      "toolbar": "#ecc5c5"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{77ffd772-d02c-4a3a-ad26-8f7c667a710b}"
    }
  }
}