$resizer-handle-size: dynamic($panel-frame-border-width);
$resizer-handle-border-radius: dynamic($resizer-handle-size);
$resizer-handle-background-color: dynamic($panel-body-border-color);
$resizer-handle-glyph-color: dynamic(#404040);
$resizer-handle-glyph-font-size: dynamic(16px);
$resizer-handle-vertical-glyph: dynamic($fa-var-ellipsis-v $resizer-handle-glyph-font-size $font-icon-font-family);
$resizer-handle-horizontal-glyph: dynamic($fa-var-ellipsis-h $resizer-handle-glyph-font-size $font-icon-font-family);
$resizer-handle-northwest-glyph: dynamic($ext-var-nw-handle $resizer-handle-glyph-font-size ExtJS);
$resizer-handle-northeast-glyph: dynamic($ext-var-ne-handle $resizer-handle-glyph-font-size ExtJS);
$resizer-handle-southeast-glyph: dynamic($ext-var-se-handle $resizer-handle-glyph-font-size ExtJS);
$resizer-handle-southwest-glyph: dynamic($ext-var-sw-handle $resizer-handle-glyph-font-size ExtJS);