Grid System
Default Grid System
Bootstrap includes a responsive, mobile first fluid grid system that appropriately scales up to 12 columns as the device or viewport size increases.
Learn more: https://getbootstrap.com/docs/4.1/layout/grid/
1
								1
								1
								1
								1
								1
								1
								1
								1
								1
								1
								1
							4
								4
								4
							4
								8
							6
								6
							12
							