@width-xsmall-width: 100px; .hook-width-misc() { .uk-width-xsmall { width: @width-xsmall-width; } @media (min-width: @breakpoint-small) { .uk-width-xsmall\@s { width: @width-xsmall-width; } } @media (min-width: @breakpoint-medium) { .uk-width-xsmall\@m { width: @width-xsmall-width; } } @media (min-width: @breakpoint-large) { .uk-width-xsmall\@l { width: @width-xsmall-width; } } @media (min-width: @breakpoint-xlarge) { .uk-width-xsmall\@xl { width: @width-xsmall-width; } } }