Methods
C
Class Public methods
css_class_by_id(id)

Source: show 

# File lib/gitlab/theme.rb, line 3
def self.css_class_by_id(id)
  themes = {
    1 => "ui_basic",
    2 => "ui_mars",
    3 => "ui_modern",
    4 => "ui_gray",
    5 => "ui_color"
  }

  id ||= 1

  return themes[id]
end