Update Bootstrap 4
Outermost rows should also be wrapping in container
or container-fluid
in Bootstrap 4 to prevent horizontal scolling caused by negative margins on the .row
.
Bootstrap 3
You should wrap row
in container
or you’ll have a problem with the negative margins that BS 3 uses for the row
element. Basically the row
is designed to be within a container. Read more on the Bootstrap grid
Play with this example on Bootply: http://bootply.com/83751