olivia4 - The following are the best Shopify themes to start your online store:

Ella
Debut
Porto
Fastor
Simple
YourStore

frank09 - Have you considered any resource yet for such cases? As far as I know Template Monster offers a lot of free templates, however some of the templates are for sell and you will have to purchase them in order to be able to use them, usually the prices are pretty fair. Recently Ive used these shopify themes https://www.templatemonster.com/shopify-themes.php Good luck