/* large */
@media only screen and (min-width: 910px) {

  /* define child cell widths for 5 cell child layout */
  .cell_2_1 { width: 20%; } /* child cell, 1 units */
  .cell_2_2 { width: 40%; } /* child cell, 2 units */
  .cell_2_3 { width: 60%; } /* child cell, 3 units */
  .cell_2_4 { width: 80%; } /* child cell, 4 units */
  .cell_2_5 { width: 100%; } /* child cell, 5 units */

  /* place all child cells in a row for 5 cell child layout */
  .cell_2_1, .cell_2_2, .cell_2_3, .cell_2_4, .cell_2_5 {
    float: left;
  }

}