Variable Defaults: !default You can assign to variables if they aren’t already assigned by adding the !default flag

Pattern: :last-child   Definition: The :last-chil

map_merge($map1, $map2) Merges two maps together into a new map. Keys in $map2 will take precedence over keys

Nested Properties CSS has quite a few properties that are in “namespaces;” for instance, font-family, font-size, and

mixin_exists($name) Check whether a mixin with the given name exists.

type_of($value) Returns the type of a value.

:expanded Expanded is a more typical human-made CSS style, with each property and rule taking up one line. Properties are indented

inspect($value) Return a string containing the value as its Sass representation.

Pattern: :visited   Definition: The :visited

Interactive Shell You can easily experiment with SassScript using the interactive shell. To launch the shell run the sass command-line with