See how aspects of the Bootstrap grid system work across multiple devices with a handy table.
|Extra small devices Phones (<768px)||Small devices Tablets (≥768px)||Medium devices Desktops (≥992px)||Large devices Desktops (≥1200px)|
|Grid behavior||Horizontal at all times||Collapsed to start, horizontal above breakpoints|
|Max container width||None (auto)||750px||970px||1170px|
|# of columns||12|
|Max column width||Auto||60px||78px||95px|
|Gutter width||30px (15px on each side of a column)|
Grid classes apply to devices with screen widths greater than or equal to the breakpoint sizes, and override grid classes targeted at smaller devices. Therefore, applying any
class to an element will not only affect its styling on medium devices but also on large devices if a
class is not present.
Using a single set of
grid classes, you can create a default grid system that starts out stacked on mobile devices and tablet devices (the extra small to small range) before becoming horizontal on desktop (medium) devices. Place grid columns in any
Mobile, tablet, desktops
Don't want your columns to simply stack in smaller devices? Use the extra small and medium device grid classes by adding
to your columns. See the example below for a better idea of how it all works.
Responsive column resets
With the four tiers of grids available you're bound to run into issues where, at certain breakpoints, your columns don't clear quite right as one is taller than the other. To fix that, use a combination of a
responsive utility classes
Resize your viewport or check it out on your phone for an example.
Move columns to the right using
classes. These classes increase the left margin of a column by
columns. For example,
over four columns.
To nest your content with the default grid, add a new
and set of
columns within an existing
column. Nested rows should include a set of columns that add up to 12.
Easily change the order of our built-in grid columns with