mwlGe

index.html

<div class="container">
  <div class="child"></div>
</div>

mwlGe.markdown

mwlGe ('-' * 5)

A Pen by Scott Kellum on CodePen.

License.

style.css

@import "compass/css3";

.container {
  width: 33%;
  margin: 0 auto;
  background-color: red;
  height: 1em; padding: 1em 0;
}

.child {
  @include nested-context(33%, center);
  background-color: blue;
  height: 1em;
}