Grid options

See how aspects of the Bootstrap grid system work across multiple devices with a handy table.

Extra small
<544px
Small
≥544px
Medium
≥768px
Large
≥992px
Extra large
≥1200px
Grid behavior Horizontal at all times Collapsed to start, horizontal above breakpoints
Container width None (auto) 576px 720px 940px 1140px
Class prefix .col-xs- .col-sm- .col-md- .col-lg- .col-xl-
# of columns 12
Gutter width 1.875rem / 30px (15px on each side of a column)
Nestable Yes
Offsets Yes
Column ordering Yes
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