ACC SHELL

/* ==========================================================================
   Objects.Center
   ========================================================================== */

/**
 * Center objekt vystredi obsah vzhledem k rootu objektu
 *
 * <div class="o-center">
 *     <div class="o-center__inner">
 *         <div class="o-center__table">
 *             <div class="o-center__cell">
 *                 Vystredeny obsah
 *             </div>
 *         </div>
 *     </div>
 * </div>
 */

.o-center {
    position: relative;
    display: block;
}

    .o-center__inner {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

        .o-center__table {
            display: table;
            width: 100%;
            height: 100%;
        }

            .o-center__cell {
                display: table-cell;
                height: 100%;
                vertical-align: middle;
            }