SCSS syntax Variables Interpolation Comments Nested selectors Parent selector Placeholder selectors Selector lists

Numbers and units Strings Colors Lists Maps Boolean logic Math operators Color functions

@if @else @for @each @while List iteration Map iteration Conditional assignment

Mixins Mixin arguments Optional arguments Keyword arguments @content Functions @return @extend

@use Namespaces @forward Configuration with !default Private members Built-in sass:math Built-in sass:map Built-in sass:color

Media query nesting Supports nesting At-root Custom properties calc preservation Slash division migration Source maps concept Architecture partials