progress of portfolio section
link-handler for links (parse anchors)
scroll by hash to anchor at start
little code refactoring and code comments
fixed scrolling to anchor after page loaded
fixed bug with min-height of general page cards
reset scroll top to zero on general page after page loaded
active/inactive navigation links
auto show/hide main menu when scrolling
added some responsive styles about header menu after downscrolling
fixed header scroll down threshold only for main page
fixed some responsive values for menu
autodetect anchor by scroll position
portfolio progress (background and 3dmatrix animation)
fixed portfolio bugs
links for portfolio
plug for "more" button in portfolio
finished portfolio
speed correction for 3dmatrix portfolio animation
finished responsive stuff of portfolio