My Account Page, Cart Page and Order Received Page have not good designed by default. Please guide how to improve them without purchasing expensive plugins
Customizing Woo is not the simplest of things to do. However GP uses the standard woo templates so the majority of online tutorials out there do apply. This site is a great resource for that:
If there are any specific issues or CSS styling needs then we can have a look but this type of request is not only too broad but out of scope for our support.