v1 - First version, nothing interesting; Container size fixed at 480px
v2 - Added social network buttons and login form placeholder
v3 - Added logos, main banner, reanimate button placeholder, login form content
v4 - Added PureCSS grid (purecss.io), Magnific Popup jQuery plugin (for login form popup), main style rewrited on SCSS
v5 - Deleted unused popup plugin
v6 - Added free "marketing" layout elements from purecss.io; added animations; added mini-banners functional