Responsive Breakpoints
Bootstrap is mobile-first and includes five default responsive breakpoints:
xs: <576pxsm: ≥576pxmd: ≥768pxlg: ≥992pxxl: ≥1200px
Example
<div class="col-sm-6 col-lg-4">
Responsive Column
</div>This column will take half the row on small screens and a third on large screens.
