$default-rounded-corner: 4 .group +pie-clearfix .truncate +ellipsis .border-box +box-sizing(border-box) .round-corners-4 +border-radius(4px) =round-corners($num: $default-rounded-corner) @extend .round-corners-#{$num} =round-top-corners($num: $default-rounded-corner) +round-corners($num) @extend .clear-bottom-right-corner @extend .clear-bottom-left-corner =round-bottom-corners($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner @extend .clear-top-left-corner =round-left-corners($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner @extend .clear-bottom-right-corner =round-right-corners($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-left-corner @extend .clear-bottom-left-corner =round-top-left-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner @extend .clear-bottom-right-corner @extend .clear-bottom-left-corner =round-top-right-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-left-corner @extend .clear-bottom-right-corner @extend .clear-bottom-left-corner =round-bottom-left-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner @extend .clear-bottom-right-corner @extend .clear-top-left-corner =round-bottom-right-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner @extend .clear-top-left-corner @extend .clear-bottom-left-corner =square-top-left-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-left-corner =square-top-right-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-top-right-corner =square-bottom-left-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-bottom-left-corner =square-bottom-right-corner($num: $default-rounded-corner) +round-corners($num) @extend .clear-bottom-right-corner