clean up update fab function
make browse more text bigger
Merge branch 'master' of github.com:nprapps/books14
fix book width and padding, closes #100
different tag colors wip
mixin for tag colors
gradient tags
gradient colors
Merge branch 'master' of github.com:nprapps/books14
nudge tag icons
toggle button styling
change header color
tag and cover layout alignment
header color options
add book page links, references #91
mess with clashing text
100 width tags
align text
type alignment and size
use wireframe logo, closes #121