Navigation Previous/Next links not text aligned to the right

I’ve got an issue where I have navigation links set up in my blog for Previous and Next links using the navigation class in my style.css and I have text-align:right; but when I only have just the next link appear on the first post (since there’s no previous post) the next link appears to the left instead of on the right. I can’t seem to figure out how to make it shift to the right all the way when the Previous link isn’t visible. How do I accomplish this? Here’s the page I’m trying to use this on:

https://www.wingmanmedia.com/2010/capabilities/harley-davidson-2/