compass

https://github.com/chriseppstein/compass

CSS

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

Compass::Core::SassExtensions::Functions::Colors#adjust_lightness

a genericized version of lighten/darken so that negative values can be used.

Source | Google | Stack overflow

Edit

git clone [email protected]:chriseppstein/compass.git

cd compass

open core/lib/compass/core/sass_extensions/functions/colors.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Compass--Core--SassExtensions--Functions--Colors-adjust_lightness-for-pr

# Commit to git

git add core/lib/compass/core/sass_extensions/functions/colors.rbgit commit -m "better docs for Compass::Core::SassExtensions::Functions::Colors#adjust_lightness"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-Compass--Core--SassExtensions--Functions--Colors-adjust_lightness-for-pr

hub pull-request

# Celebrate!