Simple Table with CSS

HTML

<div class="table">
  <div class="row">
    <div class="cell">1</div>
    <div class="cell">2</div>
  </div>
  <div class="row">
    <div class="cell">3</div>
    <div class="cell">4</div>
  </div>
</div>

CSS

.table {
    display:table;
}
.row {
    display:table-row;
}
.cell {
    display:table-cell;
    border: #000 1px solid;
}