/* ==========================================================================
   UTILITIES / Z-INDEX
   ========================================================================== */

/**
 * Utility classes to set display relevance on the 'Z' axis.
 */
.u-below-content {
	z-index: -1;
}

.u-over-content {
	z-index: 100;
}

.u-over-control {
	z-index: 200;
}

.u-over-page {
	z-index: 300;
}

.u-over-screen {
	z-index: 400;
}

.u-over-everything {
	z-index: 500;
}