zurb-foundation-5/doc/includes/button_group/examples_button_group_style_mixin.html

Foundation 5 for npm (no code modification from original repo)

{{#markdown}}
```scss
.your-class-name { @include button-group-container();
  .your-button-class { @include button(); }

  & > li {
    @include button-group-style(
      // This controls the radius of the left and right edges. Set to true or px value. Default: false
      $radius:true,
      // This makes the buttons take up even space in their container. Set to the number of buttons in the group. Default: false.
      $even:false,
      // Controls how the buttons in the group float set to left or right. Default: $default-float.
      $float:right
    );
  }
}
```
{{/markdown}}