IsoGrid

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "IsoGrid",
  "description": "Grid layout for multiple breakpoints.",
  "version": "1",
  "author": "Rahimoddin Naikwade",
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Isobar Grid Layout",
    "default_icon": {
      "16": "images/isogrid_16.png",
      "32": "images/isogrid_32.png",
      "48": "images/isogrid_48.png",
      "128": "images/isogrid_128.png"
    }
  },
  "background": {
    "scripts": [
      "scripts/background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "images/isogrid_16.png",
    "32": "images/isogrid_32.png",
    "48": "images/isogrid_48.png",
    "128": "images/isogrid_128.png"
  },
  "permissions": [
    "storage",
    "declarativeContent",
    "activeTab"
  ],
  "options_page": "options.html"
}