As a customer, i hate sites that look boring. I would start by investing in a good CMS and speaking of CMS this might be worth reading
https://www.1and1.co.uk/digitalguide...ll-businesses/ plus, if you have some basic coding knowledge, then WordPress is incredibly flexible! but it all depends on the purpose of the site. Like if you're going to create a sales page and stuff like that, I have personally used unbounce before and it was pretty easy to use.