1. Add this package in Laravel's provider registry by adding this line below in config/app.php file: "Webkul\CustomCSS\Providers\CustomCSSServiceProvider::class,"

2. Add this package to autoloading by adding this line below composer.json file's psr-4 object: "Webkul\CustomCSS\": "packages/Webkul/CustomCSS"

3. Additionally you should also install npm using the command below, if you need to write syntax other than CSS:

npm install

for development do:

npm run dev

for production do:

npm run prod

or

php artisan vendor:publish --force

select number for CustomCSSServiceProvider and hit enter.