add portfolio media, contact media, style updates
fix typo
add navigation directive; better adaptive layout for portfolio; extract some css values to sass variables;
updage sub-nav link with scrollIntoView; style updates
style update: brighter text for mobile
correct box-sizing for webkit
style update add display block
style update: remove min-width on article elements
style update: sub nav alignment for mobile
fix typos
Merge pull request #3 from walkermalling/alpha

Alpha