Position mixin for SCSS

This mixin will position an element according to the given absolute position, top, right, bottom, and left values. It will also set the z-index to the specified value.

Shortcut: scss.mixin.position

@mixin position($position: absolute, $top: null, $right: null, $bottom: null, $left: null, $z-index: initial) {
  position: $position;
  top: $top;
  right: $right;
  bottom: $bottom;
  left: $left;
  z-index: $z-index;
}