How to run a quick usability test for a landing page

I started doing quick usability tests on landing pages after a client kept asking for more visual polish while users were missing the main action. The page looked fine in Figma, but people could not tell what was being offered, who it was for, or which button mattered first. That was not a color problem. It was a flow problem. For small projects, I keep the test simple. I show the page to three t…