/* small */
@media only screen {

  /* place all parent cells for 3 parent cell layout in a single column which is 100% wide */
  .cell_1_1_3, .cell_1_2_3, .cell_1_3_3 {
    width: 100%; /* Default width is 100% */
    float: none;
    background-color: inherit;
 }

  /* place all parent cells for 5 parent cell layout in a single column which is 100% wide */
  .cell_1_1, .cell_1_2, .cell_1_3, .cell_1_4, .cell_1_5 {
    width: 100%; /* Default width is 100% */
    float: none;
    background-color: inherit;
 }

  /* place all child cells for 5 child cell layout in a single column which is 100% wide */
  .cell_2_1, .cell_2_2, .cell_2_3, .cell_2_4, .cell_2_5 {
    width: 100%; /* Default width is 100% */
    float: none;
    background-color: inherit;
 }

}