Slow Time New Tab

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Slow Time New Tab",
  "short_name": "Slow Time",
  "version": "1.6",
  "description": "See your day and year slow down as they are expressed in the form of an analogue clock!",
  "offline_enabled": true,
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_action": {
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png"
    },
    "default_title": "Slow Time"
  },
  "web_accessible_resources": [
    "main.css",
    "fonts/NTR-Regular.ttf",
    "icon16.png",
    "index.html"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  }
}