This site uses the viewport meta tag which means the content may be optimized for mobile content.
AMP stands for Accelerated Mobile Pages, a Google-backed project designed as an open standard for any publisher to have pages load quickly on mobile devices. Google officially integrated AMP listings into its mobile search results.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
Chrome for Android, since version 39 supports the "theme-color" meta tag to allow websites control the background color of the tab's UI header.