The secondary button is the default and usually most used button.
Primary button for use on an alternate, dark background.
Secondary/default button for use on an alternate, dark background.
Primary "monochrome" theme.
Secondary/default "monochrome" theme.
For pagination layouts. This layout can be combined with a theme.
For button layouts where there is a choice of related options. This layout can be combined with themes.
oButtons includes styles for some common icon buttons and the ability to add more using Sass mixins.