rewind version number
add fat underline to active "Site Navigation" item
add workarounds for Firefox's decimal handling
use basic color variables for color calcuration
use variables for color value
rename `[role="complementary"]` to `.global-subcontent`
s/Helvetica/Helvetica Neue/
make `mark` bold
colorize `code`, `var`, `samp`, and `kbd`
version 6.37