MAGNET - PRE-BUILT STYLES
Choose a stylesheet.
Choose a stylesheet.
Create block level buttons—those that span the full width of a parent— by adding .btn-block.
Combine sets of <div class="btn-group"> into a <div class="btn-toolbar"> for more complex components.
Instead of applying button sizing classes to every button in a group, just add .btn-group-* to each .btn-group, including when nesting multiple groups.