static/scss/bootstrap-4.0.0-alpha.6/scss/mixins/_navbar-align.scss

   1 // Navbar vertical align
   2 //
   3 // Vertically center elements in the navbar.
   4 // Example: an element has a height of 30px, so write out `.navbar-vertical-align(30px);` to calculate the appropriate top margin.
   5
   6 // @mixin navbar-vertical-align($element-height) {
   7 //   margin-top: (($navbar-height - $element-height) / 2);
   8 //   margin-bottom: (($navbar-height - $element-height) / 2);
   9 // }