Fix SASS gray color variable not found
Fix SASS gray color variable not found

pycontw/pycontw2016,uranusjr/pycontw2016,pycontw/pycontw2016,pycontw/pycontw2016,uranusjr/pycontw2016,pycontw/pycontw2016,uranusjr/pycontw2016,uranusjr/pycontw2016