Our detectives are back with the following intel on this WordPress site
The site is using the Syntax theme by Automattic .
We could identify 2 plugins (there might be more) - Yoast SEO and WP Fastest Cache
Syntax is a theme designed with writing--and reading--in mind. With large, easy-to-read type, a fixed navigation menu, and a responsive design that looks beautiful on all screen sizes, it's perfect for writers or bloggers who want a clean, sophisticated look and feel for their site.