The Bootstrap Panel gives you most freedom in applying Bootstrap styles. It is based on a panel shape with a body text. You can define colors for text, background and border, apply a border radius and give it your own external CSS classes and define custom styles on top.
The parameters used in the three examples above are explained below in the Macro Options table.
Edit your page.
Select “+” => Other macros
Type in “Bootstrap” in the Search box
Select the “Bootstrap Spacer” macro