set full width on stack-for-small button group

to account if the group also has even-x specified. ticket #6555

diff --git a/scss/foundation/components/_button-groups.scss b/scss/foundation/components/_button-groups.scss
index fd39fdaec1e05a4e3d8a4edc52fa8d75a65e3a37..889c2c8e97b86622fc10f8ae3890676eb631a732 100644 (file)
--- a/scss/foundation/components/_button-groups.scss
+++ b/scss/foundation/components/_button-groups.scss
@@ -172,6 +172,7 @@ $button-group-border-width: 1px !default;
           @include button-group-style($orientation:horizontal);
           @media #{$small-only} {
             @include button-group-style($orientation:vertical);
+            width: 100%;
           }
         }
       }