call($name, $args...) Dynamically calls a function. This can call user-defined functions, built-in functions, or plain CSS

if($condition, $if-true, $if-false) Returns one of two values, depending on whether or not $condition is true

transparentize($color, $amount) Also known as: fade_out Makes

percentage($number) Converts a unitless number to a percentage.

lighten($color, $amount) Makes a color lighter. Takes a color and a number between 0% and 100%

index($list, $value) Returns the position of a value within a list. If the value isn’t found, returns null instead

grayscale($color) Converts a color to grayscale. This is identical to desaturate(color, 100%).

lightness($color) Returns the lightness component of a color. See

global_variable_exists($name) Check whether a variable with the given name exists in the global scope (at the top level of

map_values($map) Returns a list of all values in a map. This list may include duplicate values, if multiple keys have the