design/style.css: use a:link color for a:visited

I don't care if it's visited or not.
design/style.css: remove redundant #sidebar rule
design/*.slim: typo s/dif/div/
design/: use Roboto Condensed font everywhere
*.html: regenerate all pages
design: unify *.slim using indexfill
design: use Open Sans, not Roboto Condensed
*.html: regenerate pages
design/style.css: set font-family in one place
design/style.css: don't hardcore width; use padding
design/style.css: adjust font-size
design/style.css: font-size indexfill links should match pre
design/style.css: tighten rules
design/style.css: use fixed-width em #main

Specify width in in em, not px.
design/template.slim: add some meta keywords

Also regenerate all pages.