Grid
Grid is used to build 2 dimensional layouts. You can have control over both column and grid at a same time.
Below is an example for 2 items in a grid.
Item-1
Item-2
<div class="grid-layout grid-2column">
<div class="box box-1">Item-1</div>
<div class="box box-2">Item-2</div>
</div>
Below is an example for 3 items in a grid.
Item-1
Item-2
Item-3
<div class="grid-layout grid-3column">
<div class="box box-1">Item-1</div>
<div class="box box-2">Item-2</div>
<div class="box box-3">Item-3</div>
</div>