CSS Grid Overlay
Easily check the grid alignment of your page across breakpoints.
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manifest.json
{
"update_url": "https://clients2.google.com/service/update2/crx",
"manifest_version": 3,
"name": "CSS Grid Overlay",
"version": "10",
"description": "Easily check the grid alignment of your page across breakpoints.",
"icons": {
"16": "16.png",
"48": "48.png",
"128": "128.png"
},
"background": {
"service_worker": "background.js"
},
"action": {
"default_icon": {
"16": "off-16.png",
"24": "off-24.png",
"32": "off-32.png"
}
},
"permissions": [
"scripting",
"activeTab",
"storage"
],
"minimum_chrome_version": "88",
"options_page": "options.html"
}