I want to learn a php course, JS, css

Hello,
As I read, you want to learn PHP or CSS courses.
There are too many sites which provide Free courses from basics to advanced.
Here is the list of these sites
1. w3school.com
2. core course.com
3. learn-php.org
4. Also, many courses of Udemy are free to learn PHP.
You have to learn basics there and when you practice it you enhance your skills.
So  give fire to your curosity and then I Know things take time.
To start a website there are too many platform also available which provide website support without knowledge of these language
like Wordpress/Joomla/Shopify.