Face the facts: books are judged by their covers, and therefore a business is judged by its landing page. One look at a messy or visually unappealing website will immediately turn a customer away. For this reason, a well-thought out and attention-grabbing landing page is of vital importance if you want your business to thrive.
Source: https://adzis.com/blog/build-landing-page-sells-without-salesy/