www.countyfairgrounds.net is in html5 and css3
WooRank.com is saying my site is not been prepared for mobile browsing. I frankly don't get it. I can see it pretty well on my android and the site resizes nicely. So what exactly does this mean and how do I fix it? is this something I need to be concerned with?

mobile CSS
Meta Viewport Tag
Apple Icon
Mobile Redirection