How to collect and WordPress themes and implement..?

[Ciniexpress]

U can find more themes in under appearance => themes, and customize them as u wish

 

[GigaGreg]

Just google free wordpress themes 2018

For development:

https://teamtreehouse.com/library/wordpress-theme-development

 

[Franz]

Hi there! I recently tried Astra, OceanWP, Sydney and some others. Astra offers you a lot ready-to-use pages, and with Elementor plug-in you can even make more out of them. It's definitely worth to check.