Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

CSS Modular CSS with Sass Getting Modular with Mixins and Functions Colors with Sass Maps

the '#' is used for concatenation in sass? and what the '&' means?

@mixin bg-colors($map) { @each $theme, $color in $map { &--#{$theme} { background-color: $color;
} } }

1 Answer

Jesus Mendoza
Jesus Mendoza
23,289 Points

& selects the previous selector, so, if your code is nested inside a list item and you use &:hover then it basically means li:hover